www.duolingo.com Open in urlscan Pro
3.209.168.172 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://coinbase.prod3render-se.scmtest.duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On November 14 via api (November 14th 2022, 3:20:05 am UTC) from US — Scanned from SE

Summary HTTP 81 Redirects Links 50 Behaviour Indicators

Summary

This website contacted 19 IPs in 4 countries across 14 domains to perform 81 HTTP transactions. The main IP is 3.209.168.172, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is www.duolingo.com. The Cisco Umbrella rank of the primary domain is 19853.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2021. Valid for: a year.

This is the only time www.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	54.165.40.136 54.165.40.136	14618 (AMAZON-AES) (AMAZON-AES)
4	3.209.168.172 3.209.168.172	14618 (AMAZON-AES) (AMAZON-AES)
5	104.16.148.64 104.16.148.64	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	34.251.154.165 34.251.154.165	16509 (AMAZON-02) (AMAZON-02)
30	18.66.121.49 18.66.121.49	16509 (AMAZON-02) (AMAZON-02)
1	172.64.146.158 172.64.146.158	13335 (CLOUDFLAR...) (CLOUDFLARENET)
18	52.4.209.69 52.4.209.69	14618 (AMAZON-AES) (AMAZON-AES)
1	142.250.185.232 142.250.185.232	15169 (GOOGLE) (GOOGLE)
2	3.220.129.77 3.220.129.77	14618 (AMAZON-AES) (AMAZON-AES)
1	18.66.147.39 18.66.147.39	16509 (AMAZON-02) (AMAZON-02)
1	18.66.112.37 18.66.112.37	16509 (AMAZON-02) (AMAZON-02)
2	142.250.184.206 142.250.184.206	15169 (GOOGLE) (GOOGLE)
1	142.250.186.66 142.250.186.66	15169 (GOOGLE) (GOOGLE)
2	31.13.92.14 31.13.92.14	32934 (FACEBOOK) (FACEBOOK)
2	54.220.223.247 54.220.223.247	16509 (AMAZON-02) (AMAZON-02)
1 1	142.250.185.98 142.250.185.98	15169 (GOOGLE) (GOOGLE)
1 2	142.250.184.196 142.250.184.196	15169 (GOOGLE) (GOOGLE)
2	142.250.186.99 142.250.186.99	15169 (GOOGLE) (GOOGLE)
1	142.251.5.155 142.251.5.155	15169 (GOOGLE) (GOOGLE)
1	157.240.20.35 157.240.20.35	32934 (FACEBOOK) (FACEBOOK)
81	19

1 54.165.40.136 (United States) 1 redirects

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-165-40-136.compute-1.amazonaws.com

coinbase.prod3render-se.scmtest.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 3.209.168.172 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-209-168-172.compute-1.amazonaws.com

www.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 104.16.148.64 (Shahr, Iran, Islamic Republic Of)

ASN13335 (CLOUDFLARENET, US)

cdn.cookielaw.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 34.251.154.165 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-34-251-154-165.eu-west-1.compute.amazonaws.com

s.lmepbq.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

30 18.66.121.49 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-121-49.fra60.r.cloudfront.net

d35aaqx5ub95lt.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 172.64.146.158 (United States)

ASN13335 (CLOUDFLARENET, US)

geolocation.onetrust.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

18 52.4.209.69 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-4-209-69.compute-1.amazonaws.com

excess.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.250.185.232 (United States)

ASN15169 (GOOGLE, US)
PTR: fra16s53-in-f8.1e100.net

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 3.220.129.77 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-220-129-77.compute-1.amazonaws.com

stories.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.147.39 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-147-39.fra60.r.cloudfront.net

brb.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.112.37 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-112-37.fra56.r.cloudfront.net

zombie.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.184.206 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s11-in-f14.1e100.net

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.250.186.66 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s05-in-f2.1e100.net

www.googleadservices.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 31.13.92.14 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
PTR: xx-fbcdn-shv-01-frt3.fbcdn.net

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 54.220.223.247 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-54-220-223-247.eu-west-1.compute.amazonaws.com

c0.adalyser.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.250.185.98 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra16s49-in-f2.1e100.net

googleads.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.184.196 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra24s11-in-f4.1e100.net

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.186.99 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s06-in-f3.1e100.net

www.google.se	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.251.5.155 (United States)

ASN15169 (GOOGLE, US)
PTR: wg-in-f155.1e100.net

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 157.240.20.35 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
PTR: edge-star-mini-shv-02-frt3.facebook.com

www.facebook.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
30	cloudfront.net d35aaqx5ub95lt.cloudfront.net	661 KB
27	duolingo.com 1 redirects coinbase.prod3render-se.scmtest.duolingo.com www.duolingo.com — Cisco Umbrella Rank: 19853 excess.duolingo.com — Cisco Umbrella Rank: 12486 stories.duolingo.com — Cisco Umbrella Rank: 16062 brb.duolingo.com — Cisco Umbrella Rank: 11746 zombie.duolingo.com — Cisco Umbrella Rank: 13033	17 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 410	115 KB
4	lmepbq.com s.lmepbq.com — Cisco Umbrella Rank: 36043	62 KB
2	google.se www.google.se — Cisco Umbrella Rank: 24554	655 B
2	google.com 1 redirects www.google.com — Cisco Umbrella Rank: 2	1 KB
2	doubleclick.net 1 redirects googleads.g.doubleclick.net — Cisco Umbrella Rank: 41 stats.g.doubleclick.net — Cisco Umbrella Rank: 78	2 KB
2	adalyser.com c0.adalyser.com — Cisco Umbrella Rank: 30189	13 KB
2	facebook.net connect.facebook.net — Cisco Umbrella Rank: 139	112 KB
2	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 36	20 KB
1	facebook.com www.facebook.com — Cisco Umbrella Rank: 106	185 B
1	googleadservices.com www.googleadservices.com — Cisco Umbrella Rank: 160	2 KB
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 53	85 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 690	314 B
81	14

	Domain	Requested by
30	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
18	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
5	cdn.cookielaw.org	www.duolingo.com cdn.cookielaw.org d35aaqx5ub95lt.cloudfront.net
4	s.lmepbq.com	www.duolingo.com s.lmepbq.com d35aaqx5ub95lt.cloudfront.net
4	www.duolingo.com	d35aaqx5ub95lt.cloudfront.net
2	www.google.se	www.duolingo.com
2	www.google.com	1 redirects www.duolingo.com
2	c0.adalyser.com	www.duolingo.com
2	connect.facebook.net	www.duolingo.com connect.facebook.net
2	www.google-analytics.com	www.googletagmanager.com d35aaqx5ub95lt.cloudfront.net
2	stories.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	www.facebook.com	www.duolingo.com
1	stats.g.doubleclick.net	d35aaqx5ub95lt.cloudfront.net
1	googleads.g.doubleclick.net	1 redirects
1	www.googleadservices.com	www.googletagmanager.com
1	zombie.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	brb.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net
1	geolocation.onetrust.com	cdn.cookielaw.org
1	coinbase.prod3render-se.scmtest.duolingo.com	1 redirects
81	20

This site contains links to these domains. Also see Links.

Domain
itunes.apple.com
play.google.com
schools.duolingo.com
englishtest.duolingo.com
research.duolingo.com
incubator.duolingo.com
careers.duolingo.com
design.duolingo.com
store.duolingo.com
press.duolingo.com
investors.duolingo.com
classes.duolingo.com
podcast.duolingo.com
apps.apple.com
support.duolingo.com
duolingoschools.zendesk.com
status.duolingo.com
blog.duolingo.com
www.instagram.com
www.facebook.com
twitter.com
www.youtube.com
ar.duolingo.com
bn.duolingo.com
cs.duolingo.com
de.duolingo.com
el.duolingo.com
en.duolingo.com
es.duolingo.com
fr.duolingo.com
hi.duolingo.com
hu.duolingo.com
id.duolingo.com
it.duolingo.com
ja.duolingo.com
ko.duolingo.com
dn.duolingo.com
pl.duolingo.com
pt.duolingo.com
ro.duolingo.com
ru.duolingo.com
th.duolingo.com
tl.duolingo.com
tr.duolingo.com
uk.duolingo.com
vi.duolingo.com
zs.duolingo.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2021-11-21` - `2022-12-23`	a year	crt.sh
cookielaw.org Cloudflare Inc ECC CA-3	`2022-05-01` - `2023-05-01`	a year	crt.sh
lmepbq.com R3	`2022-10-27` - `2023-01-25`	3 months	crt.sh
*.cloudfront.net Amazon	`2022-02-01` - `2023-01-31`	a year	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2022-01-12` - `2023-01-12`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2022-10-25` - `2023-01-17`	3 months	crt.sh
www.googleadservices.com GTS CA 1C3	`2022-10-25` - `2023-01-17`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2022-08-23` - `2022-11-21`	3 months	crt.sh
*.adalyser.com Thawte RSA CA 2018	`2022-06-10` - `2023-07-11`	a year	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2022-11-02` - `2023-01-25`	3 months	crt.sh
www.google.com GTS CA 1C3	`2022-10-25` - `2023-01-17`	3 months	crt.sh
*.google.se GTS CA 1C3	`2022-10-25` - `2023-01-17`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://www.duolingo.com/
Frame ID: E1399ABB87ACD7DF2F235A236170CAAD
Requests: 70 HTTP requests in this frame

Frame: blob://https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613
Frame ID: 7671274F1070E5E0DB9AE126BFE2BE79
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Duolingo - The world's best way to learn a languagebadge-app-storebadge-app-store

Page URL History Show full URLs

http://coinbase.prod3render-se.scmtest.duolingo.com/ HTTP 302
https://www.duolingo.com/ Page URL

Detected technologies

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

<[^>]+data-react

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

//connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtm\.js

OneTrust (Cookie compliance) Expand

Overall confidence: 100%
Detected patterns

cdn\.cookielaw\.org
otSDKStub\.js

Page Statistics

81
Requests

96 %
HTTPS

0 %
IPv6

14
Domains

20
Subdomains

19
IPs

4
Countries

1088 kB
Transfer

3529 kB
Size

22
Cookies

50 Outgoing links

These are links going to different origins than the main page.

URL: https://itunes.apple.com/app/duolingo-learn-spanish-french/id570060128?mt=8
Title: badge-app-storeDownload on theApp Store

Search URL Search Domain Scan URL

URL: https://play.google.com/store/apps/details?hl=en&id=com.duolingo&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsplash
Title: badge-app-storeGet it onGoogle Play

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/
Title: Bring Duolingo to your classroom

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/
Title: CERTIFY YOUR ENGLISH

Search URL Search Domain Scan URL

URL: https://research.duolingo.com/
Title: Research

Search URL Search Domain Scan URL

URL: https://incubator.duolingo.com/
Title: Incubator

Search URL Search Domain Scan URL

URL: https://careers.duolingo.com/
Title: Careers

Search URL Search Domain Scan URL

URL: https://design.duolingo.com/
Title: Brand guidelines

Search URL Search Domain Scan URL

URL: https://store.duolingo.com/
Title: Store

Search URL Search Domain Scan URL

URL: https://press.duolingo.com/
Title: Press

Search URL Search Domain Scan URL

URL: https://investors.duolingo.com/
Title: Investors

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/en
Title: Duolingo English Test

Search URL Search Domain Scan URL

URL: https://classes.duolingo.com/
Title: Duolingo Classes

Search URL Search Domain Scan URL

URL: https://podcast.duolingo.com/
Title: Podcast

Search URL Search Domain Scan URL

URL: https://apps.apple.com/app/duolingo-abc-learn-to-read/id1440502568?pt=1374442&ct=Site%20map&mt=8
Title: Duolingo ABC (iOS)

Search URL Search Domain Scan URL

URL: https://support.duolingo.com/hc/en-us
Title: Duolingo FAQs

Search URL Search Domain Scan URL

URL: https://duolingoschools.zendesk.com/hc/en-us
Title: Schools FAQs

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/faq
Title: Duolingo English Test FAQs

Search URL Search Domain Scan URL

URL: https://status.duolingo.com/
Title: Status

Search URL Search Domain Scan URL

URL: https://blog.duolingo.com/
Title: Blog

Search URL Search Domain Scan URL

URL: https://www.instagram.com/duolingo
Title: Instagram

Search URL Search Domain Scan URL

URL: https://www.facebook.com/duolingo
Title: Facebook

Search URL Search Domain Scan URL

URL: https://twitter.com/duolingo
Title: Twitter

Search URL Search Domain Scan URL

URL: https://www.youtube.com/user/duolingo
Title: YouTube

Search URL Search Domain Scan URL

URL: https://ar.duolingo.com/
Title: العربية

Search URL Search Domain Scan URL

URL: https://bn.duolingo.com/
Title: বাংলা

Search URL Search Domain Scan URL

URL: https://cs.duolingo.com/
Title: Čeština

Search URL Search Domain Scan URL

URL: https://de.duolingo.com/
Title: Deutsch

Search URL Search Domain Scan URL

URL: https://el.duolingo.com/
Title: Ελληνικά

Search URL Search Domain Scan URL

URL: https://en.duolingo.com/
Title: English

Search URL Search Domain Scan URL

URL: https://es.duolingo.com/
Title: Español

Search URL Search Domain Scan URL

URL: https://fr.duolingo.com/
Title: Français

Search URL Search Domain Scan URL

URL: https://hi.duolingo.com/
Title: हिंदी

Search URL Search Domain Scan URL

URL: https://hu.duolingo.com/
Title: Magyar

Search URL Search Domain Scan URL

URL: https://id.duolingo.com/
Title: Bahasa Indonesia

Search URL Search Domain Scan URL

URL: https://it.duolingo.com/
Title: Italiano

Search URL Search Domain Scan URL

URL: https://ja.duolingo.com/
Title: 日本語

Search URL Search Domain Scan URL

URL: https://ko.duolingo.com/
Title: 한국어

Search URL Search Domain Scan URL

URL: https://dn.duolingo.com/
Title: Nederlands

Search URL Search Domain Scan URL

URL: https://pl.duolingo.com/
Title: Polski

Search URL Search Domain Scan URL

URL: https://pt.duolingo.com/
Title: Português

Search URL Search Domain Scan URL

URL: https://ro.duolingo.com/
Title: Română

Search URL Search Domain Scan URL

URL: https://ru.duolingo.com/
Title: Русский

Search URL Search Domain Scan URL

URL: https://th.duolingo.com/
Title: ภาษาไทย

Search URL Search Domain Scan URL

URL: https://tl.duolingo.com/
Title: Tagalog

Search URL Search Domain Scan URL

URL: https://tr.duolingo.com/
Title: Türkçe

Search URL Search Domain Scan URL

URL: https://uk.duolingo.com/
Title: Українською

Search URL Search Domain Scan URL

URL: https://vi.duolingo.com/
Title: Tiếng Việt

Search URL Search Domain Scan URL

URL: https://zs.duolingo.com/
Title: 中文

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://coinbase.prod3render-se.scmtest.duolingo.com/ HTTP 302
https://www.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 71

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&value=1&auid=361255060.1668396001&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=4bNxY6VcjcjHAufqmsgC&sscte=1&crd=&eitems=ChAIgMjCmwYQ2s2_8NPHh8VdEh0A3UeLvDCr-0nmPRAieCyeDGmmyBBr-Ef3chL-zA&pscrd=Ek5DaEVJZ01qQ213WVFzc0gtMkp1Z25KM2lBUklsQUlZN0JQdHdHSDVZdzZpenl6UFlTc1h2cG1rem1NLTVGMk1PUU4ya3FfTGJhY29fcncaV0NoQUlnTWpDbXdZUTlKWFIwYk94cGE4M0VpMEFUUkhfNjYyMTBhMUFGODZDTVBsSUlLSS1MTjZNLUUzVFNjMjV6REd3SlJzTDRXRXFjeWV6LWJlN3JZYw HTTP 302
https://www.google.com/pagead/1p-conversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&value=1&auid=361255060.1668396001&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=Ek5DaEVJZ01qQ213WVFzc0gtMkp1Z25KM2lBUklsQUlZN0JQdHdHSDVZdzZpenl6UFlTc1h2cG1rem1NLTVGMk1PUU4ya3FfTGJhY29fcncaV0NoQUlnTWpDbXdZUTlKWFIwYk94cGE4M0VpMEFUUkhfNjYyMTBhMUFGODZDTVBsSUlLSS1MTjZNLUUzVFNjMjV6REd3SlJzTDRXRXFjeWV6LWJlN3JZYw&is_vtc=1&ocp_id=4bNxY6VcjcjHAufqmsgC&eitems=ChAIgMjCmwYQ2s2_8NPHh8VdEh0A3UeLvAjwu1fQx4hZO51iTRvpUS4krmRBmHVgNA&random=3765094611 HTTP 302
https://www.google.se/pagead/1p-conversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&value=1&auid=361255060.1668396001&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=Ek5DaEVJZ01qQ213WVFzc0gtMkp1Z25KM2lBUklsQUlZN0JQdHdHSDVZdzZpenl6UFlTc1h2cG1rem1NLTVGMk1PUU4ya3FfTGJhY29fcncaV0NoQUlnTWpDbXdZUTlKWFIwYk94cGE4M0VpMEFUUkhfNjYyMTBhMUFGODZDTVBsSUlLSS1MTjZNLUUzVFNjMjV6REd3SlJzTDRXRXFjeWV6LWJlN3JZYw&is_vtc=1&ocp_id=4bNxY6VcjcjHAufqmsgC&eitems=ChAIgMjCmwYQ2s2_8NPHh8VdEh0A3UeLvAjwu1fQx4hZO51iTRvpUS4krmRBmHVgNA&random=3765094611&ipr=y&prhg=0

81 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2

200

Primary Request / Show response
www.duolingo.com/
Redirect Chain

http://coinbase.prod3render-se.scmtest.duolingo.com/
https://www.duolingo.com/

9 KB
4 KB

1352ms
1058ms

Document
text/html

3.209.168.172
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.209.168.172 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-209-168-172.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

a70b47bae9a25932986178120da90d358f81cfee8dfb597ae959ec751874bc29

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
accept-language: se-SE,se;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Mon, 14 Nov 2022 03:19:59 GMT
expires: 0
no-retry: 1
pragma: no-cache
server: duo-api
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 912
x-frame-options: SAMEORIGIN
x-ipcountry: US
x-runtime: 0.90872
x-tid: ffff292b6371b33f010a
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 169
Content-Type: text/html
Date: Mon, 14 Nov 2022 03:19:58 GMT
Location: https://www.duolingo.com/
Server: nginx/1.4.6 (Ubuntu)

GET
H2 200 otSDKStub.js Show response
cdn.cookielaw.org/scripttemplates/ 21 KB
8 KB 119ms
36ms Script
application/javascript 104.16.148.64
CLOUDFLARENET

General

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Show headers Download Go to

Full URL

https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.148.64 Shahr, Iran, Islamic Republic Of, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Mon, 14 Nov 2022 03:19:59 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: HNx4bdEmRgn5g09KulPi7w==
age: 7274
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 7151
x-ms-lease-status: unlocked
last-modified: Thu, 10 Nov 2022 22:15:45 GMT
server: cloudflare
etag: 0x8DAC3691D5A9489
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: 69d9ff0c-501e-00cd-6162-f5bdae000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 769c9bd64e300a28-ARN

GET
H/1.1 200
OK clear.js Show response
s.lmepbq.com/ag/891112/ 15 KB
9 KB 287ms
65ms Script
text/javascript 34.251.154.165
AMAZON-02

General

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Full URL

https://s.lmepbq.com/ag/891112/clear.js?ck=f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b&spa=1&dt=8911121635444670059000&mo=2&pd=acc

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

34.251.154.165 Dublin, Ireland, ASN16509 (AMAZON-02, US),

Reverse DNS

ec2-34-251-154-165.eu-west-1.compute.amazonaws.com

Software

Resource Hash

a5cf6bfbdceea7b5928506f2570915320123417629253527c5a90d1b905988ec

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

Pragma: no-cache
Date: Mon, 14 Nov 2022 03:19:59 GMT
Strict-Transport-Security: max-age=31536000; includeSubDomains
Content-Encoding: gzip
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: *
Content-Type: text/javascript; charset=utf-8
Cache-Control: no-cache, no-store, must-revalidate, no-transform, private, max-age=0
Timing-Allow-Origin: *
Content-Length: 8680
Expires: 0

GET
H2 200 manifest-e8526029.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 10 KB
6 KB 70ms
68ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-e8526029.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 67c68d33d8bdada363e0ff508e402468e8ed537c354f91366614cbb688703dab

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 19:29:48 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 19:21:24 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 978612
etag: "501519cbedb77d44f79a434e2ea34cd1"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 5384
x-amz-cf-id: IuU3A9nyTdTuCKZFvE5DuxMmJB4ki39ZQrdHwuVNQTPvxZHJ2fYdkA==

GET
H2 200 features-f29cd808.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 1 KB
889 B 69ms
68ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/features-f29cd808.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: b8f2cea67349de6d4f60df597c0693f4c04ce86114f22e54c7c421f82d8e603b

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Thu, 10 Nov 2022 02:05:21 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Fri, 04 Nov 2022 20:53:40 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 350079
etag: "5bb8b8b26522b09551bed6a4ac509330"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 493
x-amz-cf-id: MBw3-x5QA6savaE414pjmmwImpYDPmwyKv2WAJFDXzEVCKKGoaAdeA==

GET
H2 200 1374-596d8a2b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 32 KB
12 KB 107ms
106ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/1374-596d8a2b.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: c915fa57c2a5b3d6d88f45b6680ca61c6d0ef5827b845d5a9226d90f7241303f

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Tue, 01 Nov 2022 00:32:03 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Mon, 31 Oct 2022 22:18:22 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 1133277
etag: "39e2493e8253542420021efa258e38cc"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 12064
x-amz-cf-id: BjX_mMOheDqy114uaXrPMVJvfccV6HQpxJhMoAANlOoac5GcM9-ODA==

GET
H2 200 polyfills-a5c3c1f6.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 459 B
670 B 108ms
107ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-a5c3c1f6.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: a4281cfacc2499c6847a64589aa0df6d5bb029a5767fcd7327b7e3cfbd83d798

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Sun, 30 Oct 2022 02:16:14 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Fri, 28 Oct 2022 19:42:24 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 1299826
etag: "ff2964686cebfb27d51faa04d19f1b7f"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 273
x-amz-cf-id: I05EnEzPOwvWxddeFFzycvVpcKllAQxGXzoG1MnJS3-bOqmjCFFVTg==

GET
H2 200 9819-96e7dcc3.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 401 KB
102 KB 115ms
114ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/9819-96e7dcc3.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 7406af1fda148a8cc8014f593dc5b12f732c43625146912b82c3eb236585e437

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 19:29:48 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 19:21:24 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 978612
etag: "b2b77f0aa3a1e599d8978491a320eac5"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 103841
x-amz-cf-id: eH461Vw7wcryCDKea7E08i2e7aks_nnLcFvb_f9WK-tJmI6Iptx3vg==

GET
H2 200 en-1644a48e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 226 B
579 B 175ms
175ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/en-1644a48e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 1d5484074d844addc76cc620a18d6eab5e5e585f58b5ab7921be19398203a10b

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Sat, 05 Nov 2022 05:31:20 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Fri, 04 Nov 2022 23:23:30 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 769720
etag: "b9da8067b4ea9759df25d623effb5336"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 183
x-amz-cf-id: rr2nfOedB1HNHba9lETcl5zyv-X28Aj8CJRC8niYwdNXKpnDc38qgw==

GET
H2 200 3496-829b9210.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 460 KB
145 KB 180ms
180ms Script
application/javascript 18.66.121.49
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: e0640f6c39c2cfa14354d7408994a792cf0d78f2bc7e4f73d843656f3efb2186

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 19:29:48 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 19:21:23 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 978612
etag: "1a253afa0c85e00448234b96f2e5e416"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 147511
x-amz-cf-id: Ryt5UTpvUSWUWR1rHz-eoOcFLDE8q3ID8Drq7WUTUHTfE5Shn0EfBw==

GET
H2 200 app-0716a2a0.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 665 KB
193 KB 226ms
226ms Script
application/javascript 18.66.121.49
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-0716a2a0.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: f64a4d958d366345e5b731a93ce8d8dadaad3ef6016e363e368776aff76518e6

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Fri, 04 Nov 2022 20:56:24 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Fri, 04 Nov 2022 20:53:40 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 800616
etag: "f6c2c566846b7d0c5d313187a09b6ae7"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: application/javascript
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 196997
x-amz-cf-id: U01vuThDU9w_Eooq9MHRfqu-Q3308X1pYdYqQG-9hO6NrH_1iAgggA==

GET
H2 200 3496-5bbb30ef.css
d35aaqx5ub95lt.cloudfront.net/css/ 13 KB
3 KB 187ms
54ms Stylesheet
text/css 18.66.121.49
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/3496-5bbb30ef.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 60e97296b9a0b5292466215aab55db19e4ec86e3e41c6e84e134761f3c66a944

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 19:29:48 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 19:21:14 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 978612
etag: "123952fbcd595908f72a5be92699673b"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: text/css
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 3189
x-amz-cf-id: f9UqnQ9ORAXqd2hQwgSBogfm4R_NGMrqj8G2gNklkbnhkVlRvGKAhQ==

GET
H2 200 app-9ea1e8a4.css
d35aaqx5ub95lt.cloudfront.net/css/ 81 KB
17 KB 196ms
64ms Stylesheet
text/css 18.66.121.49
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-9ea1e8a4.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: f7c59c285c1f832e1418c89274071631f909d223f88f0a11fa65f8efe4886e6a

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 19:29:48 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 19:21:15 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 978612
etag: "30668ae9d6f5d2203d907550c132a5e0"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
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2 KB 106ms
41ms XHR
application/x-javascript 104.16.148.64
CLOUDFLARENET

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https://cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/55a7f100-001e-4085-87ec-1a6d522f7d67.json

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Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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content-encoding: gzip
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GET
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314 B 118ms
51ms XHR
application/json 172.64.146.158
CLOUDFLARENET

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https://geolocation.onetrust.com/cookieconsentpub/v1/geo/location

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Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

Software

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Resource Hash

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Security Headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 14 Nov 2022 03:19:59 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-encoding: gzip
server: cloudflare
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POST
H/1.1 200
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145 B 267ms
64ms XHR
text/plain 34.251.154.165
AMAZON-02

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Full URL: https://s.lmepbq.com/2/2.81.0/891112/AaI9F3QDEAEeMMYM/postback?oz_pl=1&spa=1&dt=8911121635444670059000&mo=2&pd=acc&ci=891112&ck=f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b&_x=1
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URL: https://s.lmepbq.com/ag/891112/clear.js?ck=f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b&spa=1&dt=8911121635444670059000&mo=2&pd=acc
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Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
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Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
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OK main.js Show response
s.lmepbq.com/2/2.81.0/ 168 KB
53 KB 63ms
63ms Script
text/javascript 34.251.154.165
AMAZON-02

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https://s.lmepbq.com/2/2.81.0/main.js

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Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b&spa=1&dt=8911121635444670059000&mo=2&pd=acc

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

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Software

Resource Hash

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Security Headers

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Request headers

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Response headers

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Strict-Transport-Security: max-age=31536000; includeSubDomains
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GET
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43 KB 200ms
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AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/b391a1740855adb49e1bfc5fbe836c5c.woff2
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Thu, 03 Nov 2022 03:43:29 GMT
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GET
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136ms Font
binary/octet-stream 18.66.121.49
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/c1ebba64155e95ff69b9b3efb15c219a.woff2
Requested by: Host: www.duolingo.com
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Request headers

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accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 07 Nov 2022 01:21:21 GMT
content-encoding: gzip
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GET
H2 200 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/6.16.0/ 374 KB
83 KB 57ms
50ms Script
application/javascript 104.16.148.64
CLOUDFLARENET

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https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

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Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.148.64 Shahr, Iran, Islamic Republic Of, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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date: Mon, 14 Nov 2022 03:20:00 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
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server: cloudflare
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cf-ray: 769c9bd82ec50a28-ARN

GET
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19 KB 43ms
43ms Fetch
application/x-javascript 104.16.148.64
CLOUDFLARENET

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Full URL

https://cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/e43d2735-b44f-43da-ae8a-a4f881b04152/en.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.148.64 Shahr, Iran, Islamic Republic Of, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

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Resource Hash

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Response headers

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content-encoding: gzip
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OPTIONS
H2 200 batch
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0 453ms
136ms Preflight 52.4.209.69
AMAZON-AES

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
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OPTIONS
H2 200 batch
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0 450ms
134ms Preflight 52.4.209.69
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
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Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 246 KB
85 KB 196ms
64ms Script
application/javascript 142.250.185.232
GOOGLE

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Full URL

https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-0716a2a0.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

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Software

Google Tag Manager /

Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
content-encoding: br
strict-transport-security: max-age=31536000; includeSubDomains
cross-origin-resource-policy: cross-origin
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content-length: 86344
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server: Google Tag Manager
vary: Accept-Encoding
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access-control-allow-headers: Cache-Control
expires: Mon, 14 Nov 2022 03:20:00 GMT

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 84 KB
24 KB 58ms
58ms Image
image/svg+xml 18.66.121.49
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/477ce652444032bff811af59b1057be7.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-9ea1e8a4.css
Protocol: H2
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Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Wed, 02 Nov 2022 21:14:07 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 02 Nov 2022 21:11:31 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 972354
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x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
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x-amz-cf-id: -ycQa_Egjm1nCJoPlW9h0KNhn3QAO0zzDIduxtao7UGu5F90i33_IQ==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 6 KB
2 KB 63ms
63ms Image
image/svg+xml 18.66.121.49
AMAZON-02

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content-length: 5425
x-amz-cf-id: rc_CFPT6Ufpc0CQ7CaQUe4cfN4s4176MwcZfx3jNCZ1v2VG6xkhJlA==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 151ms
149ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 148ms
146ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 dca3b978d07a7dfc05adb1d5526e9e21.svg
d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 83ms
82ms Image
image/svg+xml 18.66.121.49
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/dca3b978d07a7dfc05adb1d5526e9e21.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Thu, 10 Nov 2022 02:05:22 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 09 Nov 2022 22:42:10 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 350079
etag: "d2215ff5facdeb0b5d70ebc4efae5c3b"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 993
x-amz-cf-id: f2fqRzkbQhKSNCkTi-9-7SjwKFlpmoO2hJt1qO8YTmwM4F0is8oQAw==

GET
H2 200 87938207afff1598611ba626a8c4827c.svg
d35aaqx5ub95lt.cloudfront.net/vendor/ 173 KB
39 KB 83ms
83ms Image
image/svg+xml 18.66.121.49
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Sun, 06 Nov 2022 06:46:14 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Fri, 04 Nov 2022 23:23:31 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 678827
etag: "0ec579405fb93a7ea3455bae76261d4d"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 39497
x-amz-cf-id: lwkSK4rX61sL8frJ9c9clNXAcFM4YpvzGbYkVowUseWh5uPgDruEXg==

GET
H2 200 8183c77cba99daf1e900fb5f9b0cc671.svg
d35aaqx5ub95lt.cloudfront.net/images/super/ 10 KB
5 KB 85ms
85ms Image
image/svg+xml 18.66.121.49
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/super/8183c77cba99daf1e900fb5f9b0cc671.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 527c16b32d79f016bca1163fc87656e19b2d6ba519cacc858ba607f0ef5054df

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Thu, 10 Nov 2022 02:09:26 GMT
content-encoding: gzip
via: 1.1 f49c99d2326b14738507e1c2ddcae1dc.cloudfront.net (CloudFront)
last-modified: Wed, 09 Nov 2022 22:42:14 GMT
server: AmazonS3
x-amz-cf-pop: FRA60-P2
age: 349835
etag: "90020a34c680c2ea2f24fee4285730f3"
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-type: image/svg+xml
cache-control: max-age=315360000
accept-ranges: bytes
content-length: 4415
x-amz-cf-id: CVy17UQTM82ILbyPpm2lo0tBigfLcFldcMPdVVS1HkxgDipxhhRV-w==

GET
H2 200 list Show response
www.duolingo.com/api/1/courses/ 29 KB
4 KB 189ms
189ms XHR
application/json 3.209.168.172
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/api/1/courses/list?_=1668396000334

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.209.168.172 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-209-168-172.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

f6fc680fe1219d4fe7a6f0ddb03a4f20cc90f3c8d626e2342265f5e285c361dc

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: se-SE,se;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:00 GMT
content-encoding: gzip
x-runtime: 0.02802
server: duo-api
x-ws: UK
no-retry: 1
x-tid: ffff294e6371b38e00a2
surrogate-control: no-store
x-frame-options: SAMEORIGIN
content-type: application/json; charset=UTF-8
x-duo-request-host: www.duolingo.com
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
x-envoy-upstream-service-time: 31
expires: 0

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.81.0/891112/AaI9F3QDEAEeMMYM/ 0
145 B 74ms
74ms XHR
text/plain 34.251.154.165
AMAZON-02

General

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Show headers Download Go to

Full URL: https://s.lmepbq.com/2/2.81.0/891112/AaI9F3QDEAEeMMYM/postback?oz_pl=1&spa=1&dt=8911121635444670059000&mo=2&pd=acc&ci=891112&ck=f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b&_x=1
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 34.251.154.165 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-251-154-165.eu-west-1.compute.amazonaws.com
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Mon, 14 Nov 2022 03:19:59 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 276ms
133ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 276ms
135ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 272ms
133ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 275ms
137ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 272ms
136ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 config
stories.duolingo.com/api2/ Frame 0
0 429ms
143ms Preflight 3.220.129.77
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1668396000506

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.220.129.77 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-220-129-77.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: */*
Access-Control-Request-Headers: x-amzn-trace-id,x-requested-with
Access-Control-Request-Method: GET
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: x-amzn-trace-id, x-requested-with
access-control-allow-methods: GET,HEAD,POST
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 1728000
cache-control: no-cache, no-store, max-age=0, must-revalidate
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
expires: 0
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 1
x-frame-options: DENY
x-xss-protection: 1 ; mode=block

GET
H2 200 17db14133432ce4e82a799e760bd3e0e.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 969 B
1 KB 59ms
53ms XHR
image/svg+xml 18.66.121.49
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/17db14133432ce4e82a799e760bd3e0e.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.121.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-18-66-121-49.fra60.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 43de60f58f47997a3f62dc59cea1ad81dfacbe9a22aa4c3fcf871757e2d8cfbb

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Thu, 10 Nov 2022 02:09:12 GMT
content-encoding: gzip
via: 1.1 f7e6fd9466c5c2a3b15f0fb077de1afa.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA60-P2
age: 349849
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 550
last-modified: Wed, 09 Nov 2022 22:42:07 GMT
server: AmazonS3
etag: "88a68f33e1a558d348cecef53d577c8c"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: image/svg+xml
access-control-allow-origin: https://www.duolingo.com
cache-control: max-age=315360000
access-control-allow-credentials: true
vary: Origin
accept-ranges: bytes
x-amz-cf-id: AIIgJaeE6PNrD0N2NrbWlqdFd8SVRWerZJf5ADNomv-az3cxhtXV7Q==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 153ms
148ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 4a9f9204e7e5c1d3ed3b79b7b7af8568.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 727 B
947 B 55ms
54ms XHR
image/svg+xml 18.66.121.49
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/4a9f9204e7e5c1d3ed3b79b7b7af8568.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Software: AmazonS3 /
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Request headers

Accept: application/json, text/plain, */*
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accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Fri, 30 Sep 2022 05:25:58 GMT
content-encoding: gzip
via: 1.1 f7e6fd9466c5c2a3b15f0fb077de1afa.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA60-P2
age: 3880443
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
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server: AmazonS3
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vary: Origin
accept-ranges: bytes
x-amz-cf-id: Dor2lK4gXRugI-GdwiuTcdTDoRZObtt87y_kVRkENis-qFRGNaljCw==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 155ms
153ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
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Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
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content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 157ms
151ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
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content-length: 34

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 390ms
262ms Preflight 52.4.209.69
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Mon, 14 Nov 2022 03:20:00 GMT
server: Jetty(9.2.z-SNAPSHOT)

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 152ms
150ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
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access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 153ms
152ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 404 web.json Show response
brb.duolingo.com/0/ 345 B
768 B 335ms
200ms XHR
text/html 18.66.147.39
AMAZON-02

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Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1668396000&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Software: AmazonS3 /
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Request headers

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Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
via: 1.1 a962efd99fafcdb81ca24e0e8140a67c.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA60-P4
access-control-max-age: 3000
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
x-cache: Error from cloudfront
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-credentials: true
content-length: 345
x-amz-cf-id: GlKsewMAnAvUtOk5RiXtqKsPfN32oUynv0NiNtX5jSmBlg-wVoPViw==

GET
H2 404 web.json Show response
zombie.duolingo.com/0/ 345 B
769 B 442ms
306ms XHR
text/html 18.66.112.37
AMAZON-02

General

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Full URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1668396000&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 18.66.112.37 , United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
Resource Hash: 62d93b00feec87feada560fe8d5a87144d9e72a0ea79bb4fc4fca2152ca6c6b2

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
via: 1.1 ab985bb6f3435d42701015dfa6015878.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA56-P5
access-control-max-age: 3000
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
x-cache: Error from cloudfront
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-credentials: true
content-length: 345
x-amz-cf-id: vDTy96fEXyJeBC2Ka8sjmhHAiJHLxjZ9CLoeA5usaT-EyeHEZxVwvg==

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 2 KB
2 KB 156ms
150ms XHR
application/json 3.209.168.172
AMAZON-AES

General

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Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7B%7D,dictionaryHost,featureFlags,ipCountry,speechHost&_=1668396000505

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.209.168.172 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-209-168-172.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: se-SE,se;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:00 GMT
x-content-type-options: nosniff
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-frame-options: DENY
content-type: application/json
x-duo-request-host: www.duolingo.com
cache-control: no-cache, no-store, max-age=0, must-revalidate
x-envoy-upstream-service-time: 3
content-length: 1989
x-xss-protection: 1 ; mode=block
expires: 0

GET
H2 200 config Show response
stories.duolingo.com/api2/ 1 KB
2 KB 434ms
161ms XHR
application/json 3.220.129.77
AMAZON-AES

General

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Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1668396000506

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.220.129.77 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-220-129-77.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: se-SE,se;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

date: Mon, 14 Nov 2022 03:20:01 GMT
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 3
content-length: 1113
x-xss-protection: 1 ; mode=block
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-frame-options: DENY
content-type: application/json
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, max-age=0, must-revalidate
access-control-allow-credentials: true
expires: 0

POST
H2 200 tracking-status Show response
www.duolingo.com/2017-06-30/ 2 B
1 KB 179ms
176ms XHR
application/json 3.209.168.172
AMAZON-AES

General

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Full URL

https://www.duolingo.com/2017-06-30/tracking-status

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.209.168.172 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-209-168-172.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

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Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: se-SE,se;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-Type: application/json;charset=UTF-8

Response headers

date: Mon, 14 Nov 2022 03:20:00 GMT
x-ws: UK
x-tid: ffff296b6371b3b80036
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 28
content-length: 2
pragma: no-cache
x-runtime: 0.02540
server: duo-api
no-retry: 1
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS, PATCH, PUT, DELETE
content-type: application/json; charset=UTF-8
access-control-allow-origin: https://www.duolingo.com
access-control-expose-headers: Cache-Control, Content-Length, Content-Type, Expires, No-Retry, Pragma, Surrogate-Control
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
access-control-allow-credentials: true
x-frame-options: SAMEORIGIN
access-control-allow-headers: , accept, accept-encoding, accept-language, authorization, cache-control, connection, content-type, dnt, host, if-modified-since, keep-alive, user-agent, x-requested-with
expires: 0

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 148ms
148ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-4-209-69.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:01 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 otFlat.json Show response
cdn.cookielaw.org/scripttemplates/6.16.0/assets/ 12 KB
3 KB 41ms
41ms Fetch
application/json 104.16.148.64
CLOUDFLARENET

General

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Full URL

https://cdn.cookielaw.org/scripttemplates/6.16.0/assets/otFlat.json

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.148.64 Shahr, Iran, Islamic Republic Of, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Mon, 14 Nov 2022 03:20:00 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 12252
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-length: 2938
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:30:47 GMT
server: cloudflare
etag: 0x8D910C572DA86E8
vary: Accept-Encoding
content-type: application/json
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cache-control: max-age=86400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 769c9bdcdcdb9926-ARN

GET
BLOB 200
OK f7fed2d6-6959-40ce-9b83-715fe2c32613
https://www.duolingo.com/ Frame 7671 185 B
0 Other
application/javascript

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613
Requested by: Host: www.duolingo.com
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Protocol: BLOB
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Reverse DNS
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Request headers

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Referer
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Response headers

Content-Length: 185
Content-Type: application/javascript

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 49 KB
20 KB 185ms
58ms Script
text/javascript 142.250.184.206
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.184.206 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

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Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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content-encoding: gzip
x-content-type-options: nosniff
date: Mon, 14 Nov 2022 03:15:54 GMT
last-modified: Tue, 27 Sep 2022 22:01:05 GMT
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content-length: 20039
expires: Mon, 14 Nov 2022 05:15:54 GMT

GET
H2 200 / Show response
www.googleadservices.com/pagead/conversion/397119219/ 2 KB
2 KB 184ms
67ms Script
text/javascript 142.250.186.66
GOOGLE

General

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Full URL

https://www.googleadservices.com/pagead/conversion/397119219/?random=1668396000854&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&value=1&bttype=purchase&auid=361255060.1668396001&uaw=0&rfmt=3&fmt=4

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.66 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

cafe /

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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date: Mon, 14 Nov 2022 03:20:01 GMT
content-encoding: br
x-content-type-options: nosniff
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content-type: text/javascript; charset=UTF-8
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GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 103 KB
28 KB 165ms
55ms Script
application/x-javascript 31.13.92.14
FACEBOOK

General

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Show headers Download Go to

Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

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Software

Resource Hash

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Security Headers

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Request headers

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Response headers

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expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 adalyser.js Show response
c0.adalyser.com/ 35 KB
12 KB 259ms
122ms Script
application/javascript 54.220.223.247
AMAZON-02

General

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Show headers Download Go to

Full URL: https://c0.adalyser.com/adalyser.js?cid=duolingo
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 54.220.223.247 Dublin, Ireland, ASN16509 (AMAZON-02, US),
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Request headers

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Response headers

date: Mon, 14 Nov 2022 03:20:01 GMT
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POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 151ms
150ms XHR
text/plain 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js
Protocol: H2
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Request headers

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Content-type: application/json

Response headers

date: Mon, 14 Nov 2022 03:20:01 GMT
accept-encoding: gzip, identity
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access-control-allow-methods: POST, GET, OPTIONS
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content-length: 34

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 133ms
133ms Preflight 52.4.209.69
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.4.209.69 Ashburn, United States, ASN14618 (AMAZON-AES, US),
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Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

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Access-Control-Request-Method: POST
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

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server: Jetty(9.2.z-SNAPSHOT)

GET
H2

200

/
www.google.se/pagead/1p-conversion/397119219/
Redirect Chain

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B...
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https://www.google.se/pagead/1p-conversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservic...

42 B
154 B

82ms
82ms

Image
image/gif

142.250.186.99
GOOGLE

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Full URL

https://www.google.se/pagead/1p-conversion/397119219/?random=97739281&cv=11&fst=1668396000854&bg=ffffff&guid=ON&async=1&gtm=2wgb90&u_w=1600&u_h=1200&label=k0ETCJGBvf0BEPOdrr0B&hn=www.googleadservices.com&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&value=1&auid=361255060.1668396001&uaw=0&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&pscrd=Ek5DaEVJZ01qQ213WVFzc0gtMkp1Z25KM2lBUklsQUlZN0JQdHdHSDVZdzZpenl6UFlTc1h2cG1rem1NLTVGMk1PUU4ya3FfTGJhY29fcncaV0NoQUlnTWpDbXdZUTlKWFIwYk94cGE4M0VpMEFUUkhfNjYyMTBhMUFGODZDTVBsSUlLSS1MTjZNLUUzVFNjMjV6REd3SlJzTDRXRXFjeWV6LWJlN3JZYw&is_vtc=1&ocp_id=4bNxY6VcjcjHAufqmsgC&eitems=ChAIgMjCmwYQ2s2_8NPHh8VdEh0A3UeLvAjwu1fQx4hZO51iTRvpUS4krmRBmHVgNA&random=3765094611&ipr=y&prhg=0

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Server

142.250.186.99 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s06-in-f3.1e100.net

Software

cafe /

Resource Hash

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Security Headers

Name	Value
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Request headers

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Response headers

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Redirect headers

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date: Mon, 14 Nov 2022 03:20:01 GMT
content-security-policy: script-src 'none'; object-src 'none'
x-content-type-options: nosniff
server: cafe
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content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
www.google-analytics.com/j/ 2 B
208 B 66ms
66ms XHR
text/plain 142.250.184.206
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j98&a=1177860502&t=pageview&_s=1&dl=https%3A%2F%2Fwww.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20-%20The%20world%27s%20best%20way%20to%20learn%20a%20language&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAACgAI~&jid=1784053439&gjid=1034573603&cid=1229543940.1668396001&tid=UA-21595814-1&_gid=1141539175.1668396001&_r=1&gtm=2wgb90TX6Z97C&did=i5iSjo&z=1175176510

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.184.206 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s11-in-f14.1e100.net

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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Request headers

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accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:01 GMT
x-content-type-options: nosniff
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server: Golfe2
content-type: text/plain
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cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
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content-length: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 293 KB
84 KB 58ms
57ms Script
application/x-javascript 31.13.92.14
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.89&r=stable

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

31.13.92.14 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

xx-fbcdn-shv-01-frt3.fbcdn.net

Software

Resource Hash

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Security Headers

Name	Value
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X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

content-security-policy: default-src * data: blob: 'self';script-src *.facebook.com *.fbcdn.net *.facebook.net *.google-analytics.com *.google.com 127.0.0.1:* 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' *;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net wss://*.facebook.com:* wss://*.whatsapp.com:* wss://*.fbcdn.net attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self';block-all-mixed-content;upgrade-insecure-requests;
content-encoding: gzip
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; preload; includeSubDomains
date: Mon, 14 Nov 2022 03:20:01 GMT
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 86248
x-fb-rlafr: 0
x-xss-protection: 0
pragma: public
x-fb-debug: pnN33dQqDW6UiVuToHrprUOItGaWhSikFPJWTCYoaKKUgCFJBuuLByTPB/RlI5yeeJgSXM9iuluYVL2quUAzmg==
x-fb-trip-id: 686109401
cross-origin-opener-policy: same-origin-allow-popups
vary: Accept-Encoding
x-frame-options: DENY
content-type: application/x-javascript; charset=utf-8
cache-control: public, max-age=1200
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 p
c0.adalyser.com/tracking/track/v3/ 43 B
341 B 64ms
64ms Image
image/gif 54.220.223.247
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://c0.adalyser.com/tracking/track/v3/p?stm=1668396001134&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1668396001132%2C%22nr%22%3A%22New%22%2C%22cg%22%3A%22Direct%22%2C%22dt%22%3A%22desktop%22%2C%22so%22%3A%22direct%22%2C%22me%22%3A%22none%22%2C%22ca%22%3A%22direct%22%2C%22co%22%3A%22(not%20set)%22%2C%22ke%22%3A%22(not%20set)%22%2C%22vid%22%3A%221%22%2C%22sid%22%3A%220ed094a2-78db-4811-a871-1a62ee16c72f%22%2C%22duid%22%3A%22a65099af-40cc-4ed4-ae0d-4fc6f3448789%22%2C%22cw%22%3A1668396001132%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F107.0.5304.110%20Safari%2F537.36&domain=www.duolingo.com
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 54.220.223.247 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-54-220-223-247.eu-west-1.compute.amazonaws.com
Software: / Express
Resource Hash: a065920df8cc4016d67c3a464be90099c9d28ffe7c9e6ee3a18f257efc58cbd7

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:01 GMT
x-powered-by: Express
etag: W/"2b-B//0C13UlayirE4cP7xgqg"
p3p: CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin: *
content-type: image/gif
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
access-control-allow-headers: origin, content-type, accept
content-length: 43
expires: 0

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
443 B 173ms
56ms XHR
text/plain 142.251.5.155
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j98&tid=UA-21595814-1&cid=1229543940.1668396001&jid=1784053439&gjid=1034573603&_gid=1141539175.1668396001&_u=YEBAAEAAAAAAACgAI~&z=509532307

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3496-829b9210.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.251.5.155 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

wg-in-f155.1e100.net

Software

Golfe2 /

Resource Hash

08f3d7de7aea50ee4f77098ffd4ecce4d803a35b21285f45e6b72e3a497d7122

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.duolingo.com/
accept-language: se-SE,se;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
date: Mon, 14 Nov 2022 03:20:01 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 /
www.facebook.com/tr/ 0
185 B 159ms
53ms Image
text/plain 157.240.20.35
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2Fwww.duolingo.com%2F&rl=&if=false&ts=1668396001248&sw=1600&sh=1200&v=2.9.89&r=stable&ec=0&o=29&fbp=fb.1.1668396001246.2093500441&it=1668396001094&coo=false&rqm=GET

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

157.240.20.35 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

edge-star-mini-shv-02-frt3.facebook.com

Software

proxygen-bolt /

Resource Hash

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains
date: Mon, 14 Nov 2022 03:20:01 GMT
server: proxygen-bolt
content-type: text/plain
access-control-allow-origin
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400
content-length: 0

GET
H2 200 ga-audiences
www.google.com/ads/ 42 B
501 B 138ms
72ms Image
image/gif 142.250.184.196
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j98&tid=UA-21595814-1&cid=1229543940.1668396001&jid=1784053439&_u=YEBAAEAAAAAAACgAI~&z=1113393859

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.184.196 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s11-in-f4.1e100.net

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:01 GMT
x-content-type-options: nosniff
server: cafe
content-type: image/gif
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.se/ads/ 42 B
501 B 189ms
68ms Image
image/gif 142.250.186.99
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.se/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j98&tid=UA-21595814-1&cid=1229543940.1668396001&jid=1784053439&_u=YEBAAEAAAAAAACgAI~&z=1113393859

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.186.99 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s06-in-f3.1e100.net

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: se-SE,se;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 14 Nov 2022 03:20:01 GMT
x-content-type-options: nosniff
server: cafe
content-type: image/gif
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
BLOB 200
OK eeaf6235-d636-43d6-8ca9-937590ec0094
https://www.duolingo.com/ 787 B
0 Other
text/plain

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/eeaf6235-d636-43d6-8ca9-937590ec0094
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 5684419a67d14ab2c790827fc3d6a761f430585597f31bd3bbcb4b5d34130dab

Request headers

accept-language: se-SE,se;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.110 Safari/537.36

Response headers

Content-Length: 787

Verdicts & Comments Add Verdict or Comment

95 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

22 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.duolingo.com/	1970-01-20 16:12:12	Name: logged_out_uuid Value: a2e8393c-57fe-456c-8fc1-ad4933822bb6
.duolingo.com/	1970-01-20 16:12:11	Name: lang Value: en
.duolingo.com/	1970-01-20 09:36:11	Name: duocsexp0 Value: web_delight_use_fetch_v3~control~
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: f5ffb15b-cd8c-4de0-b811-1a3ad0d9b82b
.duolingo.com/	1970-01-20 16:12:12	Name: tsl Value: 1668396000250
.duolingo.com/	1970-01-20 16:12:12	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-20 16:12:12	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-20 16:12:12	Name: lr Value:
.duolingo.com/	1970-01-20 16:12:12	Name: lp Value: splash
.duolingo.com/	1970-01-20 09:36:12	Name: _gcl_au Value: 1.1.361255060.1668396001
.duolingo.com/	1970-01-20 11:45:48	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Mon+Nov+14+2022+03%3A20%3A00+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=25c31045-d324-46e8-bb94-4415e2a000ae&interactionCount=0&landingPath=https%3A%2F%2Fwww.duolingo.com%2F&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0&hosts=H3%3A1%2CH14%3A1%2CH11%3A0%2CH1%3A0%2CH15%3A0%2CH6%3A0%2CH22%3A0%2CH2%3A0%2CH7%3A0%2CH16%3A0%2CH9%3A0%2CH18%3A0%2CH10%3A0%2CH12%3A0%2CH13%3A0
.duolingo.com/	1970-01-20 17:02:36	Name: _ga Value: GA1.2.1229543940.1668396001
.duolingo.com/	1970-01-20 07:28:02	Name: _gid Value: GA1.2.1141539175.1668396001
.duolingo.com/	1970-01-20 07:26:36	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-20 07:26:37	Name: __adal_ses Value: *
.duolingo.com/	1970-01-20 17:02:36	Name: __adal_id Value: a65099af-40cc-4ed4-ae0d-4fc6f3448789.1668396001.1.1668396001.1668396001.0ed094a2-78db-4811-a871-1a62ee16c72f
.duolingo.com/	1970-01-20 11:45:48	Name: __adal_ca Value: so%3Ddirect%26me%3Dnone%26ca%3Ddirect%26co%3D%28not%2520set%29%26ke%3D%28not%2520set%29
.duolingo.com/	1970-01-20 07:36:40	Name: __adal_cw Value: 1668396001132
.doubleclick.net/	1970-01-20 07:26:36	Name: test_cookie Value: CheckForPermission
.duolingo.com/	1970-01-20 09:36:12	Name: _fbp Value: fb.1.1668396001246.2093500441
www.duolingo.com/	1970-01-20 07:36:40	Name: AWSALB Value: cMF4bXsd8EfL53qBtvxcg6+NgUbBX6IY0SvS+NJTl8NiYRFiWHVPOQScZnqcDIZRXrihBuZ/wDBdBwDY90FgmGo0DNxq+y6EaWKRds2SKDQnQZkmko/XTPzpmfuP
www.duolingo.com/	1970-01-20 07:36:40	Name: AWSALBCORS Value: cMF4bXsd8EfL53qBtvxcg6+NgUbBX6IY0SvS+NJTl8NiYRFiWHVPOQScZnqcDIZRXrihBuZ/wDBdBwDY90FgmGo0DNxq+y6EaWKRds2SKDQnQZkmko/XTPzpmfuP

4 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
network	error	URL: https://brb.duolingo.com/0/web.json?user=0&ts=1668396000&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
worker	error	URL: blob:https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://eppiocemhmnlbhjplcgkofciiegomcon/content/safecheck-notification/notification-iframe/index.html'. This request has been blocked; the content must be served over HTTPS.
worker	error	URL: blob:https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/f7fed2d6-6959-40ce-9b83-715fe2c32613' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://cplklnmnlbnpmjogncfgfijoopmnlemp/skin/logo24.png'. This request has been blocked; the content must be served over HTTPS.
network	error	URL: https://zombie.duolingo.com/0/web.json?user=0&ts=1668396000&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
X-Frame-Options	SAMEORIGIN

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

brb.duolingo.com
c0.adalyser.com
cdn.cookielaw.org
coinbase.prod3render-se.scmtest.duolingo.com
connect.facebook.net
d35aaqx5ub95lt.cloudfront.net
excess.duolingo.com
geolocation.onetrust.com
googleads.g.doubleclick.net
s.lmepbq.com
stats.g.doubleclick.net
stories.duolingo.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.se
www.googleadservices.com
www.googletagmanager.com
zombie.duolingo.com
104.16.148.64
142.250.184.196
142.250.184.206
142.250.185.232
142.250.185.98
142.250.186.66
142.250.186.99
142.251.5.155
157.240.20.35
172.64.146.158
18.66.112.37
18.66.121.49
18.66.147.39
3.209.168.172
3.220.129.77
31.13.92.14
34.251.154.165
52.4.209.69
54.165.40.136
54.220.223.247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www.duolingo.com Open in urlscan Pro 3.209.168.172 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

81 Requests

96 %HTTPS

0 %IPv6

14 Domains

20 Subdomains

19 IPs

4 Countries

1088 kBTransfer

3529 kBSize

22 Cookies

50 Outgoing links

Page URL History

Redirected requests

81 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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www.duolingo.com Open in urlscan Pro
3.209.168.172 Public Scan

Screenshot
Live screenshot

Full Image

81
Requests

96 %
HTTPS

0 %
IPv6

14
Domains

20
Subdomains

19
IPs

4
Countries

1088 kB
Transfer

3529 kB
Size

22
Cookies

81 HTTP transactions
0 data transactions