schools.duolingo.com Open in urlscan Pro
52.73.0.172 Public Scan

Go To Rescan
Add Verdict Report

URL:
https://schools.duolingo.com/
Submission Tags: falconsandbox
Submission: On November 24 via api (November 24th 2020, 9:09:14 pm UTC) from US

Summary HTTP 29 Redirects Links 37 Behaviour Indicators

Summary

This website contacted 9 IPs in 3 countries across 9 domains to perform 29 HTTP transactions. The main IP is 52.73.0.172, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is schools.duolingo.com.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on January 18th 2019. Valid for: 2 years.

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

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
11	52.73.0.172 52.73.0.172	14618 (AMAZON-AES) (AMAZON-AES)
4	65.9.70.215 65.9.70.215	16509 (AMAZON-02) (AMAZON-02)
2	2a00:1450:400... 2a00:1450:4001:809::200e	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:817::2008	15169 (GOOGLE) (GOOGLE)
1	2606:4700::68... 2606:4700::6810:135e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 1	2a00:1450:400... 2a00:1450:400c:c0c::9b	15169 (GOOGLE) (GOOGLE)
1 1	2a00:1450:400... 2a00:1450:4001:81a::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:820::2003	15169 (GOOGLE) (GOOGLE)
4	65.9.68.50 65.9.68.50	16509 (AMAZON-02) (AMAZON-02)
4	35.190.25.25 35.190.25.25	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:815::200d	15169 (GOOGLE) (GOOGLE)
29	9

11 52.73.0.172 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-73-0-172.compute-1.amazonaws.com

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

4 65.9.70.215 (Seattle, United States)

ASN16509 (AMAZON-02, US)

d7mj4aqfscim2.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:809::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 2a00:1450:4001:817::2008 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

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

1 2606:4700::6810:135e (United States)

ASN13335 (CLOUDFLARENET, US)

cdnjs.cloudflare.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c0c::9b (Brussels, Belgium) 1 redirects

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:81a::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:820::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

4 65.9.68.50 (Seattle, United States)

ASN16509 (AMAZON-02, US)

ljknv3sref.execute-api.us-east-1.amazonaws.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 35.190.25.25 (Mountain View, United States)

ASN15169 (GOOGLE, US)
PTR: 25.25.190.35.bc.googleusercontent.com

api.mixpanel.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:815::200d (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

	Apex Domain Subdomains	Transfer
11	duolingo.com schools.duolingo.com	315 KB
4	mixpanel.com api.mixpanel.com	602 B
4	amazonaws.com ljknv3sref.execute-api.us-east-1.amazonaws.com	1 KB
4	google.com 1 redirects apis.google.com www.google.com accounts.google.com	54 KB
4	cloudfront.net d7mj4aqfscim2.cloudfront.net	512 KB
2	google-analytics.com 1 redirects ssl.google-analytics.com	17 KB
1	google.de www.google.de	505 B
1	doubleclick.net 1 redirects stats.g.doubleclick.net	178 B
1	cloudflare.com cdnjs.cloudflare.com	15 KB
29	9

	Domain	Requested by
11	schools.duolingo.com	schools.duolingo.com
4	api.mixpanel.com	cdnjs.cloudflare.com
4	ljknv3sref.execute-api.us-east-1.amazonaws.com	cdnjs.cloudflare.com
4	d7mj4aqfscim2.cloudfront.net	schools.duolingo.com
2	ssl.google-analytics.com	1 redirects schools.duolingo.com
2	apis.google.com	schools.duolingo.com apis.google.com
1	accounts.google.com	apis.google.com
1	www.google.de	schools.duolingo.com
1	www.google.com	1 redirects
1	stats.g.doubleclick.net	1 redirects
1	cdnjs.cloudflare.com	schools.duolingo.com
29	11

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

Domain
blog.duolingo.com
id.duolingo.com
de.duolingo.com
es.duolingo.com
fr.duolingo.com
it.duolingo.com
hu.duolingo.com
nl-nl.duolingo.com
pl.duolingo.com
pt.duolingo.com
ro.duolingo.com
vi.duolingo.com
tr.duolingo.com
cs.duolingo.com
el.duolingo.com
ru.duolingo.com
uk.duolingo.com
ar.duolingo.com
hi.duolingo.com
th.duolingo.com
zh.duolingo.com
ja.duolingo.com
ko.duolingo.com
www.facebook.com
twitter.com
plus.google.com
static.duolingo.com
www.duolingo.com
englishtest.duolingo.com
gear.duolingo.com
facebook.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2019-01-18` - `2021-01-18`	2 years	crt.sh
*.cloudfront.net DigiCert Global CA G2	`2020-05-26` - `2021-04-21`	a year	crt.sh
*.apis.google.com GTS CA 1O1	`2020-11-03` - `2021-01-26`	3 months	crt.sh
*.google-analytics.com GTS CA 1O1	`2020-11-03` - `2021-01-26`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2020-10-21` - `2021-10-20`	a year	crt.sh
www.google.de GTS CA 1O1	`2020-11-03` - `2021-01-26`	3 months	crt.sh
*.mixpanel.com GeoTrust RSA CA 2018	`2020-04-20` - `2022-04-21`	2 years	crt.sh
*.execute-api.us-east-1.amazonaws.com Amazon	`2020-10-22` - `2021-11-21`	a year	crt.sh
*.google.com GTS CA 1O1	`2020-11-03` - `2021-01-26`	3 months	crt.sh
accounts.google.com GTS CA 1O1	`2020-11-03` - `2021-01-26`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://schools.duolingo.com/
Frame ID: 619CC74F37CEBB2889019B5C9595532C
Requests: 26 HTTP requests in this frame

Frame: https://accounts.google.com/o/oauth2/iframe
Frame ID: E704AB8E668872A7960CABC45BF3773E
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

Page Statistics

29
Requests

100 %
HTTPS

64 %
IPv6

9
Domains

11
Subdomains

9
IPs

3
Countries

914 kB
Transfer

2992 kB
Size

11
Cookies

37 Outgoing links

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

URL: https://blog.duolingo.com/educator-and-parent-guide-making-the-most-out-of-staying-at-home/?utm_source=schools&utm_medium=banner_covid&utm_campaign=logged_out
Title: Visit Guide

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

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

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://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fschools.duolingo.com&app_id=234536436609303
Title: Facebook

Search URL Search Domain Scan URL

URL: https://twitter.com/intent/tweet?text=Duolingo%20for%20Schools%20is%20a%20great%20way%20to%20engage%20students%2C%20track%20their%20progress%20on%20Duolingo%20and%20assign%20homework.%20%3A%20)%20schools.duolingo.com
Title: Twitter

Search URL Search Domain Scan URL

URL: https://plus.google.com/share?url=http%3A%2F%2Fschools.duolingo.com
Title: Google+

Search URL Search Domain Scan URL

URL: http://static.duolingo.com/s3/DuolingoReport_Final.pdf
Title: View effectiveness study

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/info
Title: About

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/mobile
Title: Mobile

Search URL Search Domain Scan URL

URL: http://gear.duolingo.com/
Title: Gear

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/careers
Title: Jobs

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/terms
Title: Terms

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/privacy
Title: Privacy

Search URL Search Domain Scan URL

URL: https://www.duolingo.com/
Title: Duolingo.com

Search URL Search Domain Scan URL

URL: http://twitter.com/duolingo

Search URL Search Domain Scan URL

URL: http://facebook.com/duolingo

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 5

https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=654441850&utmhn=schools.duolingo.com&utmcs=UTF-8&utmsr=1600x1200&utmvp=1600x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=Duolingo%20%7C%20for%20schools&utmhid=1318638589&utmr=-&utmp=%2F&utmht=1606252137014&utmac=UA-21595814-1&utmcc=__utma%3D149745716.895757958.1606252137.1606252137.1606252137.1%3B%2B__utmz%3D149745716.1606252137.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=1419519820&utmredir=1&utmu=qAAAAAAAAAAAAAAAAAAAAAAE~ HTTP 302
https://stats.g.doubleclick.net/r/collect?v=1&aip=1&t=dc&_r=3&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850 HTTP 302
https://www.google.com/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850 HTTP 302
https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850&slf_rd=1&random=1169572300

29 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
schools.duolingo.com/ 54 KB
12 KB 395ms
181ms Document
text/html 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://schools.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

ff6aa6f6f10d0388889e6dd266e4d1cfcce28ac46eb5ffa7aa31808864d2263b

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

:method: GET
:authority: schools.duolingo.com
:scheme: https
:path: /
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: none
sec-fetch-mode: navigate
sec-fetch-user: ?1
sec-fetch-dest: document
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:56 GMT
content-type: text/html; charset=utf-8
content-length: 12367
pragma: no-cache
expires: -1
set-cookie: wuuid=1dc4b785-1777-4263-a89c-ea991a09af72; Domain=.duolingo.com; Expires=Wed, 24-Nov-2021 21:08:56 GMT; Max-Age=31536000; Path=/ lang=en; Domain=.duolingo.com; Expires=Wed, 24-Nov-2021 21:08:56 GMT; Max-Age=31536000; Path=/
x-frame-options: SAMEORIGIN
content-encoding: gzip
vary: Accept-Encoding

GET
H2 200 126607320ba384446020-vendor.js Show response
d7mj4aqfscim2.cloudfront.net/proxy/schools/js/ 585 KB
189 KB 131ms
41ms Script
application/javascript 65.9.70.215
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d7mj4aqfscim2.cloudfront.net/proxy/schools/js/126607320ba384446020-vendor.js
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.70.215 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: nginx/1.4.6 (Ubuntu) /
Resource Hash: fd575126581a7d86bda124f932530fe75944c1cdfe504a9b3c34785be2e8e1d5

Request headers

Origin: https://schools.duolingo.com
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Sat, 21 Nov 2020 07:21:09 GMT
content-encoding: gzip
age: 308868
x-cache: Hit from cloudfront
content-length: 193105
access-control-allow-origin: *
last-modified: Mon, 16 Nov 2020 16:41:50 GMT
server: nginx/1.4.6 (Ubuntu)
etag: "f2e10b2566b3c45d96da13ea34191ba9"
x-amz-version-id: bGqSE1NMZfb2M1_42_3zb5yJdkSo_JUY
via: 1.1 c2b4a332b09677da722930ae336c8bfc.cloudfront.net (CloudFront)
cache-control: max-age=315360000, public
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-type: application/javascript
x-amz-cf-id: nL8KiMIC9vgCF7V2NAbkT_UfjrtClbcXc-8JI0-Fb9XzPIzF2sbhRg==
expires: Thu, 31 Dec 2037 23:55:55 GMT

GET
H2 200 126607320ba384446020-duolingo.js Show response
d7mj4aqfscim2.cloudfront.net/proxy/schools/js/ 1 MB
210 KB 172ms
82ms Script
application/javascript 65.9.70.215
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d7mj4aqfscim2.cloudfront.net/proxy/schools/js/126607320ba384446020-duolingo.js
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.70.215 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: nginx/1.4.6 (Ubuntu) /
Resource Hash: 578d82c91fad3cfde61f75946debf637a25c56809e2e7591ed52cf8524b56a4e

Request headers

Origin: https://schools.duolingo.com
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Sat, 21 Nov 2020 07:21:09 GMT
content-encoding: gzip
age: 308868
x-cache: Hit from cloudfront
content-length: 214131
access-control-allow-origin: *
last-modified: Mon, 16 Nov 2020 16:41:50 GMT
server: nginx/1.4.6 (Ubuntu)
etag: "c5bd48021ce75aeeb9946810355e105f"
x-amz-version-id: jAse7r48Z1YJNmQDroa8OEHK9LaERrTC
via: 1.1 c2b4a332b09677da722930ae336c8bfc.cloudfront.net (CloudFront)
cache-control: max-age=315360000, public
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-type: application/javascript
x-amz-cf-id: UqbF4t4Jta732kl9AF5pajslU1ma5O29etZ2pvKliBo2I6avaTbxgw==
expires: Thu, 31 Dec 2037 23:55:55 GMT

GET
H2 200 platform.js Show response
apis.google.com/js/ 49 KB
19 KB 49ms
30ms Script
application/javascript 2a00:1450:4001:809::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://apis.google.com/js/platform.js?onload=onGoogleLoaded

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

8ac39efb42a098c64d91ef60845bf99637beab182bcac14797b64ecc52b72f2b

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-/wCtcVzV16pcwZ223AuuVg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /_/cspreport
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
content-encoding: gzip
x-content-type-options: nosniff
p3p: CP="This is not a P3P policy! See g.co/p3phelp for more info."
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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"
x-xss-protection: 0
x-ua-compatible: IE=edge, chrome=1
server: ESF
x-frame-options: SAMEORIGIN
etag: "2eabab4854893415abd0e5d2fbfbef89"
strict-transport-security: max-age=31536000
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: private, max-age=1800, stale-while-revalidate=1800
content-security-policy: script-src 'report-sample' 'nonce-/wCtcVzV16pcwZ223AuuVg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /_/cspreport
timing-allow-origin: *
expires: Tue, 24 Nov 2020 21:08:57 GMT

GET
H2 200 ga.js Show response
ssl.google-analytics.com/ 45 KB
17 KB 7ms
5ms Script
text/javascript 2a00:1450:4001:817::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://ssl.google-analytics.com/ga.js

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:817::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f

Security Headers

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

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Fri, 23 Oct 2020 03:00:57 GMT
server: Golfe2
age: 2363
date: Tue, 24 Nov 2020 20:29:33 GMT
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
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content-length: 17168
expires: Tue, 24 Nov 2020 22:29:33 GMT

GET
H2 200 rollbar.min.js Show response
cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/ 52 KB
15 KB 15ms
15ms Script
application/javascript 2606:4700::6810:135e
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

4ce156fa6a6d90dbd08888c336077fd5effef40796e01807e3303f11f2f4fa3b

Security Headers

Name	Value
Strict-Transport-Security	max-age=15780000

Request headers

Origin: https://schools.duolingo.com
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
content-encoding: br
vary: Accept-Encoding
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
age: 382215
x-via: cfworker/kv
cross-origin-resource-policy: cross-origin
content-length: 14806
cf-request-id: 069dafa222000017768a8ad000000001
timing-allow-origin: *
last-modified: Mon, 04 May 2020 16:16:01 GMT
server: cloudflare
etag: "5eb03fc1-ce84"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=15780000
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=6KtTrGMu2pwD2VmMa1WPd%2FpQbNIIemLc2xuB%2FG1BwDRT%2BFgPAToFLEODZHc770rDgLgLyDeSMiougTTR3pl2mCDOgHEespXD%2ByDKAZ9hWiDYaSzEs6V4iuSPUz3v4GI42Q%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: public, max-age=30672000
accept-ranges: bytes
cf-ray: 5f761bb03b941776-FRA
expires: Sun, 14 Nov 2021 21:08:57 GMT

GET
H2

200

ga-audiences
www.google.de/ads/
Redirect Chain

https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=654441850&utmhn=schools.duolingo.com&utmcs=UTF-8&utmsr=1600x1200&utmvp=1600x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=...
https://stats.g.doubleclick.net/r/collect?v=1&aip=1&t=dc&_r=3&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850
https://www.google.com/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850
https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850&slf_rd=1&random=1169572300

42 B
505 B

51ms
32ms

Image
image/gif

2a00:1450:4001:820::2003
GOOGLE

General

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Show headers Download Go to Show image

Full URL

https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850&slf_rd=1&random=1169572300

Requested by

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

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:820::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

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Security Headers

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

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 24 Nov 2020 21:08:57 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
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
content-type: image/gif
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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

Redirect headers

pragma: no-cache
date: Tue, 24 Nov 2020 21:08:57 GMT
x-content-type-options: nosniff
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-type: text/html; charset=UTF-8
location: https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-21595814-1&cid=895757958.1606252137&jid=1419519820&_v=5.7.2&z=654441850&slf_rd=1&random=1169572300
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 0
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

OPTIONS
H/1.1 200
OK events
ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/ Frame 0
0 225ms
147ms Other
application/json 65.9.68.50
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/events
Protocol: HTTP/1.1
Server: 65.9.68.50 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Method: POST
Access-Control-Request-Headers: content-type
Origin: https://schools.duolingo.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Sec-Fetch-Mode: cors

Response headers

Content-Type: application/json
Content-Length: 0
Connection: keep-alive
Date: Tue, 24 Nov 2020 21:08:57 GMT
x-amzn-RequestId: 20de9469-7d6e-441f-ae00-4734a66740b4
Access-Control-Allow-Origin: *
Access-Control-Allow-Headers: Content-Type,X-Amz-Date,Authorization,X-Api-Key,X-Amz-Security-Token
x-amz-apigw-id: Wh9wgHskoAMF9dw=
Access-Control-Allow-Methods: POST,OPTIONS
Access-Control-Max-Age: 1800
X-Cache: Miss from cloudfront
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X-Amz-Cf-Pop: FRA56-C1
X-Amz-Cf-Id: IsW48drqZz0oL3mMPE6qP8TmRnj8u4onZ_PTdMgcXf61FbrtPHeCPw==

OPTIONS
H/1.1 200
OK events
ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/ Frame 0
0 204ms
124ms Other
application/json 65.9.68.50
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/events
Protocol: HTTP/1.1
Server: 65.9.68.50 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Method: POST
Access-Control-Request-Headers: content-type
Origin: https://schools.duolingo.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Sec-Fetch-Mode: cors

Response headers

Content-Type: application/json
Content-Length: 0
Connection: keep-alive
Date: Tue, 24 Nov 2020 21:08:57 GMT
x-amzn-RequestId: 5a4a994f-dd5b-4718-8690-4019a2d0e9e7
Access-Control-Allow-Origin: *
Access-Control-Allow-Headers: Content-Type,X-Amz-Date,Authorization,X-Api-Key,X-Amz-Security-Token
x-amz-apigw-id: Wh9wgHnmoAMFpNQ=
Access-Control-Allow-Methods: POST,OPTIONS
Access-Control-Max-Age: 1800
X-Cache: Miss from cloudfront
Via: 1.1 2a3a093b493a82493f3431437cb166ad.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: FRA56-C1
X-Amz-Cf-Id: Z356zPiGCtfxknVfS5QROTs3HO2tuzLIeLLKChPegflYuuCcJ7k_sQ==

GET
H2 200 / Show response
api.mixpanel.com/decide/ 65 B
330 B 67ms
26ms XHR
application/json 35.190.25.25
GOOGLE

General

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Show headers Download Go to

Full URL: https://api.mixpanel.com/decide/?verbose=1&version=1&lib=web&token=2178e0df6f413afb8c43afe3bbd13f04&ip=1&_=1606252137328
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 35.190.25.25 Mountain View, United States, ASN15169 (GOOGLE, US),
Reverse DNS: 25.25.190.35.bc.googleusercontent.com
Software: gunicorn/19.9.0 /
Resource Hash: 5fcb16854bcf34558fc9100ea313b2f61a3394ca23e65719553f09c902b2476e

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
via: 1.1 google
server: gunicorn/19.9.0
access-control-allow-headers: X-Requested-With
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS
content-type: application/json
access-control-allow-origin: https://schools.duolingo.com
cache-control: no-cache, no-store
access-control-allow-credentials: true
alt-svc: clear

GET
H2 200 / Show response
api.mixpanel.com/track/ 1 B
132 B 160ms
123ms XHR
application/json 35.190.25.25
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL: https://api.mixpanel.com/track/?data=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%3D&ip=1&_=1606252137331
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 35.190.25.25 Mountain View, United States, ASN15169 (GOOGLE, US),
Reverse DNS: 25.25.190.35.bc.googleusercontent.com
Software: envoy /
Resource Hash: 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
via: 1.1 google
server: envoy
access-control-allow-headers: X-Requested-With
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS
content-type: application/json
access-control-allow-origin: https://schools.duolingo.com
access-control-expose-headers: X-MP-CE-Backoff
cache-control: no-cache, no-store
access-control-allow-credentials: true
x-envoy-upstream-service-time: 0
alt-svc: clear
content-length: 1

GET
H2 200 DINNextRoundedLTPro-Regular.otf
d7mj4aqfscim2.cloudfront.net/proxy/fonts/ 134 KB
55 KB 40ms
40ms Font
binary/octet-stream 65.9.70.215
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d7mj4aqfscim2.cloudfront.net/proxy/fonts/DINNextRoundedLTPro-Regular.otf
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.70.215 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: nginx/1.4.6 (Ubuntu) /
Resource Hash: 3ee3498b08f5760d3c63a6a5e7f798257e0a77eae81c5d6d9f4295c4932fe2ef

Request headers

Origin: https://schools.duolingo.com
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Thu, 19 Nov 2020 15:30:28 GMT
content-encoding: gzip
age: 452309
x-cache: Hit from cloudfront
content-length: 56095
access-control-allow-origin: *
last-modified: Thu, 12 Nov 2020 17:24:01 GMT
server: nginx/1.4.6 (Ubuntu)
etag: "a15b77ed804717ba27836969920ab637"
x-amz-version-id: 8tHghsRzVmPuBQ2pcxBP76kkkQo98wVY
via: 1.1 c2b4a332b09677da722930ae336c8bfc.cloudfront.net (CloudFront)
cache-control: max-age=315360000, public
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-type: binary/octet-stream
x-amz-cf-id: AOkkWDVggxokzvBt6FHRP27m7ra1X-QJQc8vXV0DqsTpG5Lv9o3M0Q==
expires: Thu, 31 Dec 2037 23:55:55 GMT

GET
H2 200 / Show response
api.mixpanel.com/track/ 1 B
70 B 155ms
138ms XHR
application/json 35.190.25.25
GOOGLE

General

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Show headers Download Go to

Full URL: https://api.mixpanel.com/track/?data=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&ip=1&_=1606252137352
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 35.190.25.25 Mountain View, United States, ASN15169 (GOOGLE, US),
Reverse DNS: 25.25.190.35.bc.googleusercontent.com
Software: envoy /
Resource Hash: 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
via: 1.1 google
server: envoy
access-control-allow-headers: X-Requested-With
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS
content-type: application/json
access-control-allow-origin: https://schools.duolingo.com
access-control-expose-headers: X-MP-CE-Backoff
cache-control: no-cache, no-store
access-control-allow-credentials: true
x-envoy-upstream-service-time: 15
alt-svc: clear
content-length: 1

POST
H/1.1 200
OK events Show response
ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/ 4 B
523 B 276ms
275ms XHR
application/json 65.9.68.50
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/events
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.68.50 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: /
Resource Hash: 74234e98afe7498fb5daf1f36ac2d78acc339464f950703b8c019892f982b90b

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-type: application/json

Response headers

Date: Tue, 24 Nov 2020 21:08:57 GMT
Via: 1.1 1c5b98f7bd5001d6fe1040daa237afc6.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: FRA56-C1
x-amzn-RequestId: e4c7ec8a-7f92-4a70-bfb5-114f19d03b70
X-Cache: Miss from cloudfront
Content-Type: application/json
Access-Control-Allow-Origin: *
X-Amzn-Trace-Id: Root=1-5fbd7669-6dc4b51a6017965935afc388;Sampled=0
Connection: keep-alive
x-amz-apigw-id: Wh9whF84IAMFz8Q=
Content-Length: 4
X-Amz-Cf-Id: hwv8k2Es4x8IC6hJIMseTM9J6PdtAy5L1kbfbWyA5-fG_yLbkfDaQg==

GET
H2 200 / Show response
api.mixpanel.com/track/ 1 B
70 B 137ms
132ms XHR
application/json 35.190.25.25
GOOGLE

General

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Full URL: https://api.mixpanel.com/track/?data=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%3D%3D&ip=1&_=1606252137363
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 35.190.25.25 Mountain View, United States, ASN15169 (GOOGLE, US),
Reverse DNS: 25.25.190.35.bc.googleusercontent.com
Software: envoy /
Resource Hash: 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
via: 1.1 google
server: envoy
access-control-allow-headers: X-Requested-With
access-control-max-age: 1728000
access-control-allow-methods: GET, POST, OPTIONS
content-type: application/json
access-control-allow-origin: https://schools.duolingo.com
access-control-expose-headers: X-MP-CE-Backoff
cache-control: no-cache, no-store
access-control-allow-credentials: true
x-envoy-upstream-service-time: 8
alt-svc: clear
content-length: 1

POST
H/1.1 200
OK events Show response
ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/ 4 B
523 B 211ms
211ms XHR
application/json 65.9.68.50
AMAZON-02

General

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Full URL: https://ljknv3sref.execute-api.us-east-1.amazonaws.com/prod/events
Requested by: Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.68.50 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: /
Resource Hash: 74234e98afe7498fb5daf1f36ac2d78acc339464f950703b8c019892f982b90b

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-type: application/json

Response headers

Date: Tue, 24 Nov 2020 21:08:57 GMT
Via: 1.1 2a3a093b493a82493f3431437cb166ad.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: FRA56-C1
x-amzn-RequestId: b316ef35-ac35-40c9-a375-05f95c5d83a1
X-Cache: Miss from cloudfront
Content-Type: application/json
Access-Control-Allow-Origin: *
X-Amzn-Trace-Id: Root=1-5fbd7669-3fea27676e10eea14e44db12;Sampled=0
Connection: keep-alive
x-amz-apigw-id: Wh9whFF4oAMFdUw=
Content-Length: 4
X-Amz-Cf-Id: N-JRnEWzbJTl6Ookq1j3s9ySfA5KfF-P7uihKce6UNIxZymIiBE17w==

GET
H2 200 logo-white.svg
schools.duolingo.com/images/ 2 KB
2 KB 183ms
182ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/logo-white.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

ebbdeb8aeeed4f5db65692c306a055bba20e30c48d5117875b7c305a30acfc6d

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 icon-sprite.svg
schools.duolingo.com/images/ 56 KB
57 KB 101ms
100ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/icon-sprite.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

9e2407ca4cee00728a0252047801c1d43fc244ca1b00544253817e79a43226ac

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 flag-sprite10.svg
schools.duolingo.com/images/ 47 KB
48 KB 192ms
192ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/flag-sprite10.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

7baad86d5093abb73caa5b369e7fca14ff58fb1f18a1f82e08e382f9094e387d

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 progress-sprite12.svg
schools.duolingo.com/images/progress/ 167 KB
167 KB 188ms
188ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/progress/progress-sprite12.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

64cd55f8c3e96097efdb51251978c9efa67bbac7c66881d672c9c7381521253a

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 DINNextRoundedLTPro-Bold.otf
d7mj4aqfscim2.cloudfront.net/proxy/fonts/ 138 KB
57 KB 46ms
46ms Font
binary/octet-stream 65.9.70.215
AMAZON-02

General

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Full URL: https://d7mj4aqfscim2.cloudfront.net/proxy/fonts/DINNextRoundedLTPro-Bold.otf
Requested by: Host: schools.duolingo.com
URL: https://schools.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.70.215 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: nginx/1.4.6 (Ubuntu) /
Resource Hash: 2f62125282caa7b9833aa85232a2d8f4e39d6c1a807b6383c325aabc6adb4997

Request headers

Origin: https://schools.duolingo.com
Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Sat, 21 Nov 2020 06:19:02 GMT
content-encoding: gzip
age: 312595
x-cache: Hit from cloudfront
content-length: 57998
access-control-allow-origin: *
last-modified: Thu, 12 Nov 2020 17:24:00 GMT
server: nginx/1.4.6 (Ubuntu)
etag: "5538c728922f671b90ae93103e086c77"
x-amz-version-id: lPyH_lSqLbKIAh4vp45.T2AnJyeUCerX
via: 1.1 c2b4a332b09677da722930ae336c8bfc.cloudfront.net (CloudFront)
cache-control: max-age=315360000, public
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-type: binary/octet-stream
x-amz-cf-id: _ufgiwhIene9rwo2SdIP8WWZpnS_zWZgqeo4klP-1oq8UN_3wdL5FQ==
expires: Thu, 31 Dec 2037 23:55:55 GMT

GET
H2 200 exp_where_is_school.svg
schools.duolingo.com/images/progress/ 10 KB
10 KB 160ms
160ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/progress/exp_where_is_school.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

f744e261dd6500cbe311838c9205d81b85ecc87a59fb058f62aeb5e75e1b5131

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 Duo_ClipboardStar.svg
schools.duolingo.com/images/progress/ 8 KB
8 KB 160ms
160ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/progress/Duo_ClipboardStar.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

364cc15576a6656ae2d7fe36c3f612d017ff425c1588ccea7cc1b292b474cbdb

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 email.svg
schools.duolingo.com/images/progress/ 447 B
535 B 127ms
126ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/progress/email.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

03083a09873d198d4bc3030acd2b8829aa33c03afb628e5b69b8b72fb0621860

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 share_facebook.svg
schools.duolingo.com/images/testcenter/certificate/ 791 B
879 B 127ms
126ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/testcenter/certificate/share_facebook.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

760a1deb14db81f45b7f5d5ea25b9e66534386dedb9d40ae804de01a7385b389

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 share_twitter.svg
schools.duolingo.com/images/testcenter/certificate/ 925 B
1013 B 127ms
127ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/testcenter/certificate/share_twitter.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

5fa36ae6198f41e99c5739cd7b851f715b1f3388c3699c76d36fdc38b35df1d0

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H2 200 share_google.svg
schools.duolingo.com/images/testcenter/certificate/ 9 KB
9 KB 127ms
126ms Image
image/svg+xml 52.73.0.172
AMAZON-AES

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://schools.duolingo.com/images/testcenter/certificate/share_google.svg

Requested by

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

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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

Reverse DNS

ec2-52-73-0-172.compute-1.amazonaws.com

Software

Resource Hash

8d21527ed6a3098dbbf8a75ed83a093a623fc3d81079beae772bc60adc96eeb7

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 24 Nov 2020 21:08:57 GMT
x-frame-options: SAMEORIGIN
content-type: image/svg+xml

GET
H3-Q050 200 cb=gapi.loaded_0 Show response
apis.google.com/_/scs/apps-static/_/js/k=oz.gapi.en_US.sazTpAB7NWc.O/m=auth2/rt=j/sv=1/d=1/ed=1/am=wQE/rs=AGLTcCMGRnMhese6OTxesnN0rDvhruAGIg/ 102 KB
34 KB 34ms
20ms Script
text/javascript 2a00:1450:4001:809::200e
GOOGLE

General

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Show headers Download Go to

Full URL

https://apis.google.com/_/scs/apps-static/_/js/k=oz.gapi.en_US.sazTpAB7NWc.O/m=auth2/rt=j/sv=1/d=1/ed=1/am=wQE/rs=AGLTcCMGRnMhese6OTxesnN0rDvhruAGIg/cb=gapi.loaded_0

Requested by

Host: apis.google.com
URL: https://apis.google.com/js/platform.js?onload=onGoogleLoaded

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

ad22327ab940429cf6a3780cc320d828c500fe3bbc8372e4033bc8cc199952e0

Security Headers

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

Request headers

Referer: https://schools.duolingo.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Thu, 19 Nov 2020 21:08:29 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 19 Nov 2020 17:03:00 GMT
server: sffe
age: 432028
vary: Accept-Encoding, Origin
content-type: text/javascript; charset=UTF-8
cache-control: public, immutable, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 34673
x-xss-protection: 0
expires: Fri, 19 Nov 2021 21:08:29 GMT

GET
H2 200 iframe
accounts.google.com/o/oauth2/ Frame E704 0
0 35ms
16ms Document
text/html 2a00:1450:4001:815::200d
GOOGLE

General

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Show headers Download Go to

Full URL

https://accounts.google.com/o/oauth2/iframe

Requested by

Host: apis.google.com
URL: https://apis.google.com/_/scs/apps-static/_/js/k=oz.gapi.en_US.sazTpAB7NWc.O/m=auth2/rt=j/sv=1/d=1/ed=1/am=wQE/rs=AGLTcCMGRnMhese6OTxesnN0rDvhruAGIg/cb=gapi.loaded_0

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:815::200d Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-3s4NzgTMomKvLpDN7dcolg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /o/cspreport
X-Xss-Protection	0

Request headers

:method: GET
:authority: accounts.google.com
:scheme: https
:path: /o/oauth2/iframe
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://schools.duolingo.com/
accept-encoding: gzip, deflate, br
accept-language: en-US
cookie: NID=204=LLZ7YiMz9PjufXbNk1XdR67pNKkgoY8bGoPm_ny6SdkQpp_R4IjQsHtYE3NR21qrJWwIOoHEOHsQhqOtOXnOsPaldDq6ip_aBuIXWu_39jaiglckrK2I4qLk6xIPNbS7e9hIzQqwjSARxLeC4xlVHeHkUxBS30Iy8Q_yYkLCjp8
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer: https://schools.duolingo.com/

Response headers

content-type: text/html; charset=utf-8
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Tue, 24 Nov 2020 21:08:57 GMT
content-language: en-US
content-security-policy: script-src 'report-sample' 'nonce-3s4NzgTMomKvLpDN7dcolg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri /o/cspreport
content-encoding: gzip
server: ESF
x-xss-protection: 0
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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"

Verdicts & Comments Add Verdict or Comment

40 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.

11 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
.schools.duolingo.com/	1978-01-11 21:30:57	Name: G_ENABLED_IDPS Value: google
.duolingo.com/	1970-01-19 14:12:18	Name: mp_2178e0df6f413afb8c43afe3bbd13f04_mixpanel Value: %7B%22distinct_id%22%3A%20%22175fc168b6d91a-071d8e24bbd027-1b396256-1d4c00-175fc168b6e957%22%2C%22%24initial_referrer%22%3A%20%22%24direct%22%2C%22%24initial_referring_domain%22%3A%20%22%24direct%22%2C%22mobile%22%3A%20false%2C%22Client%22%3A%20%22web%22%2C%22user_agent%22%3A%20%22Mozilla%2F5.0%20(Macintosh%3B%20Intel%20Mac%20OS%20X%2010_14_5)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F83.0.4103.61%20Safari%2F537.36%22%2C%22ui_language%22%3A%20%22en%22%2C%22from_internet_org%22%3A%20false%2C%22mobile_web_view%22%3A%20false%2C%22geoip_country%22%3A%20null%7D
.schools.duolingo.com/	1970-01-19 14:10:53	Name: __utmb Value: 149745716.1.10.1606252137
.duolingo.com/	1970-01-19 14:12:18	Name: mp_mixpanel__c Value: 0
.schools.duolingo.com/	1970-01-19 14:10:52	Name: __utmt Value: 1
.duolingo.com/	1970-01-19 22:56:28	Name: lang Value: en
.schools.duolingo.com/	1970-01-19 18:33:40	Name: __utmz Value: 149745716.1606252137.1.1.utmcsr=(direct)\|utmccn=(direct)\|utmcmd=(none)
.google.com/	1970-01-19 18:34:23	Name: NID Value: 204=LLZ7YiMz9PjufXbNk1XdR67pNKkgoY8bGoPm_ny6SdkQpp_R4IjQsHtYE3NR21qrJWwIOoHEOHsQhqOtOXnOsPaldDq6ip_aBuIXWu_39jaiglckrK2I4qLk6xIPNbS7e9hIzQqwjSARxLeC4xlVHeHkUxBS30Iy8Q_yYkLCjp8
.schools.duolingo.com/	1969-12-31 23:59:59	Name: __utmc Value: 149745716
.schools.duolingo.com/	1970-01-20 07:42:04	Name: __utma Value: 149745716.895757958.1606252137.1606252137.1606252137.1
.duolingo.com/	1970-01-19 22:56:28	Name: wuuid Value: 1dc4b785-1777-4263-a89c-ea991a09af72

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
console-api	info	URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js(Line 2) Message: SoundManager 2: No Flash detected. Trying HTML5-only mode.
console-api	info	URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js(Line 2) Message: SoundManager V2.97a.20150601 (HTML5-only mode)
console-api	info	URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js(Line 2) Message: SoundManager 2 HTML5 support: mp3 = true, mp4 = true, ogg = true, opus = true, wav = true
console-api	info	URL: https://cdnjs.cloudflare.com/ajax/libs/rollbar.js/2.2.0/rollbar.min.js(Line 2) Message: SoundManager 2: Ready. ✓

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.

accounts.google.com
api.mixpanel.com
apis.google.com
cdnjs.cloudflare.com
d7mj4aqfscim2.cloudfront.net
ljknv3sref.execute-api.us-east-1.amazonaws.com
schools.duolingo.com
ssl.google-analytics.com
stats.g.doubleclick.net
www.google.com
www.google.de
2606:4700::6810:135e
2a00:1450:4001:809::200e
2a00:1450:4001:815::200d
2a00:1450:4001:817::2008
2a00:1450:4001:81a::2004
2a00:1450:4001:820::2003
2a00:1450:400c:c0c::9b
35.190.25.25
52.73.0.172
65.9.68.50
65.9.70.215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schools.duolingo.com Open in urlscan Pro 52.73.0.172 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Detected technologies

Page Statistics

29 Requests

100 %HTTPS

64 %IPv6

9 Domains

11 Subdomains

9 IPs

3 Countries

914 kBTransfer

2992 kBSize

11 Cookies

37 Outgoing links

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

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Verdicts & Comments Add Verdict or Comment

schools.duolingo.com Open in urlscan Pro
52.73.0.172 Public Scan

Screenshot
Live screenshot

Full Image

29
Requests

100 %
HTTPS

64 %
IPv6

9
Domains

11
Subdomains

9
IPs

3
Countries

914 kB
Transfer

2992 kB
Size

11
Cookies

29 HTTP transactions
0 data transactions