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www.coursef.com Open in urlscan Pro
2606:4700:20::ac43:4666  Public Scan

Go To Rescan Add Verdict Report
URL: https://www.coursef.com/blog
Submission: On May 12 via manual from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 16 IPs in 3 countries across 15 domains to perform 54 HTTP transactions. The main IP is 2606:4700:20::ac43:4666, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.coursef.com.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on July 13th 2021. Valid for: a year.
This is the only time www.coursef.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

28    2606:4700:20::ac43:4666 (United States)

ASN13335 (CLOUDFLARENET, US)
www.coursef.com
5    2606:4700::6811:180e (United States)

ASN13335 (CLOUDFLARENET, US)
cdnjs.cloudflare.com
1    205.185.216.10 (United States)

ASN20446 (STACKPATH-CDN, US)
PTR: map2.hwcdn.net
s.vi-serve.com
3    2606:4700::6812:9207 (United States)

ASN13335 (CLOUDFLARENET, US)
sibforms.com
1    2606:4700:7::a29f:8a55 (United States)

ASN13335 (CLOUDFLARENET, US)
img.mailinblue.com
1    2606:4700:440e::6812:2fe6 (United States)

ASN13335 (CLOUDFLARENET, US)
static.cloudflareinsights.com
1    2a00:1450:4001:809::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
1    2a00:1450:4001:803::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
1    104.108.144.24 (Berlin, Germany)

ASN16625 (AKAMAI-AS, US)
PTR: a104-108-144-24.deploy.static.akamaitechnologies.com
contextual.media.net
2    2a03:2880:f02d:100:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
connect.facebook.net
2    2a03:2880:f11c:8183:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
www.facebook.com
3    2a00:1450:4001:827::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google-analytics.com
1    2a00:1450:400c:c06::9a (Brussels, Belgium)

ASN15169 (GOOGLE, US)
stats.g.doubleclick.net
1    2a00:1450:4001:811::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.com
1    2a00:1450:4001:82a::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.de
Apex Domain
Subdomains		 Transfer
28 coursef.com
www.coursef.com
1 MB
5 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 237
181 KB
3 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 37
20 KB
3 sibforms.com
sibforms.com — Cisco Umbrella Rank: 48351
411 KB
2 facebook.com
www.facebook.com — Cisco Umbrella Rank: 102
501 B
2 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 146
114 KB
1 google.de
www.google.de — Cisco Umbrella Rank: 5483
501 B
1 google.com
www.google.com — Cisco Umbrella Rank: 7
501 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 92
442 B
1 media.net
contextual.media.net — Cisco Umbrella Rank: 526
96 KB
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 71
40 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 46
1018 B
1 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1192
5 KB
1 mailinblue.com
img.mailinblue.com — Cisco Umbrella Rank: 113847
72 KB
1 vi-serve.com
s.vi-serve.com — Cisco Umbrella Rank: 14127
1 KB
54 15
Domain Requested by
28 www.coursef.com www.coursef.com
static.cloudflareinsights.com
5 cdnjs.cloudflare.com www.coursef.com
cdnjs.cloudflare.com
3 www.google-analytics.com www.coursef.com
www.google-analytics.com
3 sibforms.com www.coursef.com
2 www.facebook.com www.coursef.com
2 connect.facebook.net www.coursef.com
connect.facebook.net
1 www.google.de
1 www.google.com
1 stats.g.doubleclick.net www.google-analytics.com
1 contextual.media.net www.coursef.com
1 www.googletagmanager.com www.coursef.com
1 fonts.googleapis.com www.coursef.com
1 static.cloudflareinsights.com www.coursef.com
1 img.mailinblue.com www.coursef.com
1 s.vi-serve.com www.coursef.com
54 15

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

Domain
www.facebook.com
twitter.com
www.youtube.com
www.instagram.com
www.pinterest.com
www.linkedin.com
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2021-07-13 -
2022-07-12		 a year crt.sh
*.vi-serve.com
DigiCert TLS RSA SHA256 2020 CA1		 2021-08-16 -
2022-08-26		 a year crt.sh
upload.video.google.com
GTS CA 1C3		 2022-04-18 -
2022-07-11		 3 months crt.sh
*.google-analytics.com
GTS CA 1C3		 2022-04-25 -
2022-07-18		 3 months crt.sh
*.media.net
DigiCert SHA2 Secure Server CA		 2022-02-20 -
2023-02-22		 a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA		 2022-02-19 -
2022-05-20		 3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3		 2022-04-18 -
2022-07-11		 3 months crt.sh
www.google.com
GTS CA 1C3		 2022-04-25 -
2022-07-18		 3 months crt.sh
www.google.de
GTS CA 1C3		 2022-04-18 -
2022-07-11		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.coursef.com/blog
Frame ID: C5173C220D538711D6C452622DBA7E41
Requests: 54 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Blog - Coursef

Detected technologies

Overall confidence: 100%
Detected patterns
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • //connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com
  • googleapis\.com/.+webfont
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/ns\.html[^>]+></iframe>
  • googletagmanager\.com/gtm\.js
Overall confidence: 100%
Detected patterns
  • (?:typeahead|bloodhound)\.(?:jquery|bundle)?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

54
Requests

96 %
HTTPS

87 %
IPv6

15
Domains

15
Subdomains

16
IPs

3
Countries

2183 kB
Transfer

4464 kB
Size

8
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

54 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request blog
www.coursef.com/ 		35 KB
11 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5d4bc5de68aeb1a502bb5a77f3063208716bed361cfd6fc6ee071d96721d7658
Security Headers
Name Value
X-Frame-Options ALLOW FROM https://www.google.com/

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
cache-control
max-age=0, no-cache
cf-cache-status
DYNAMIC
cf-ray
70a588655b420f6a-MXP
content-encoding
br
content-type
text/html; charset=UTF-8
date
Thu, 12 May 2022 19:24:08 GMT
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=PLHmcprweBP1E5mnQF1p4OkLxVKsS78GqkiMZdbck4a8EFb1S%2FAtNn%2BEkGyJ7wLPDhgJRsQh8zJvvPGnuPbe1YM10G3VsQ8s4GUKR3uD7OxHkeru67ckSxbzUJn%2FXGH7652X8IvppokuwggmMQ%3D%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
x-frame-options
ALLOW FROM https://www.google.com/
x-page-speed
1.13.35.2-0
app.css
www.coursef.com/dist/ 		46 KB
10 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/dist/app.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5046b360833a54e90de39e5d6341ce1593ac3ccc643e25a9bfe33e1ac8f5e600

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-bgj
minify
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
last-modified
Sat, 07 May 2022 08:19:59 GMT
server
cloudflare
etag
W/"62762baf-b557"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=orZvV11zEANyTVjhJN4C%2FRy9jdW9WEzkfSdO%2B6FxtvDA6gOsHD4KJyvP05lGGcNF3Zm1wJeMGfRVDp6rm%2BrxODX3EQmLxME5IyXZpPkNWr%2F3YITLT9Nv7bPITSXGlWP0dPNFk14XTpcTcVwqDg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css
cache-control
public, max-age=31536000, s-maxage=10
cf-ray
70a58866be000f6a-MXP
expires
Fri, 12 May 2023 19:24:08 GMT
style.css
www.coursef.com/dist/css/ 		17 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/dist/css/style.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4afe27b0081fdc5cf213d57c02106f54610b5feb7eea2944276ba025bd8c1a89

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
origSize=24226
cf-bgj
minify
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
last-modified
Thu, 05 May 2022 07:52:33 GMT
server
cloudflare
etag
W/"62738241-5ea2"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=rMMz9DTIIElKNPFG0A4Fn4gnKjRMjmR5xRYjyZczW0YoKq5E5HroJQ3NJmm6LtC1EY1TVqHQIREIWRTVG%2BVa5RLcdiLLHlTk9sp2lLFPl9RcPaSEggCMv%2BFYLqxS3bJesX6hYCo%2BuT2YhzAI0g%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css
cache-control
public, max-age=31536000, s-maxage=10
cf-ray
70a58866be030f6a-MXP
expires
Fri, 12 May 2023 19:24:08 GMT
rocket-loader.min.js
www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/ 		12 KB
4 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ccf00d1923b0131a10e0c6d26f95e5dee6ebf8621a27e83c5a2f68a2e0093142
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 10 May 2022 14:43:14 GMT
server
cloudflare
etag
W/"627a7a02-302c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options
DENY
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=hLNwIQMkcwJR5nSyPNwREH4gF5FoIf%2BMCC9%2Bn1fesoZQe%2Bril25QOwRekPYt7TSzGTd9NTWVTMYUQQ9zk37HR%2FzVebdbRHkfUqLfcur4Qwt0jd%2B6qUqTmLSDcgPt2uDCOcjoji%2BoLyDyB33YAA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
max-age=172800, public
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
70a58866be040f6a-MXP
vary
Accept-Encoding
expires
Sat, 14 May 2022 19:24:08 GMT
all.min.css
cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/ 		57 KB
11 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
876d023d9d10c97941b80c3b03e2a5b94631ff7a4af9cee5604a6a2d39718d84
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://www.coursef.com/
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
1894570
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
10301
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:10:08 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e60-e4d2"
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\/v3?s=Pa8DrKaIvUZNso%2F8uuzO3w6c%2BE2fnHzk6QijlAnURJrSza3MgsBrJ7hXz8%2B7mcCjuAX03jY9CTl2mXX1mD1zJqh58YWfHrZmqtbmbdUi4xQOohZs%2FitPccO%2BsfTXVwBFwFBPK%2F4TGCcGuxzx5WAPjoTj"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
70a58866ea0e01e7-ZRH
expires
Tue, 02 May 2023 19:24:08 GMT
jquery.typeahead.min.css
cdnjs.cloudflare.com/ajax/libs/jquery-typeahead/2.11.0/ 		12 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/jquery-typeahead/2.11.0/jquery.typeahead.min.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
bfdc5260b53eafb91323c80aef5e3019239b7d65f4aeb716159bcf8a5f2a644c
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
2498342
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
2891
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:11:46 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03ec2-3096"
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\/v3?s=W3wki1DjlDF%2BJKi2ZG1QrJDpELg448v4WmrFfaD9FUtJv66R6VZqacQ%2F216KYS9IcHnk2%2Bbx57qCuaGoiL40nqO1EoR5NnztQugM9XMrr%2FzpG2nkiaBgNNZ0NH4lPtr1MFdV6yo0ZqX5feMul2A3kRHo"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
70a58866ea0f01e7-ZRH
expires
Tue, 02 May 2023 19:24:08 GMT
tagLoader.js
s.vi-serve.com/ 		2 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://s.vi-serve.com/tagLoader.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
205.185.216.10 , United States, ASN20446 (STACKPATH-CDN, US),
Reverse DNS
map2.hwcdn.net
Software
UploadServer /
Resource Hash
e2050ed4a8ab3f74cc1a26ef380fdacc9004ec320d33bb088fccdbeef36cb657

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

x-goog-hash
crc32c=KGZ3hA==, md5=uEJOrggih+yKiX3V7wMl1w==
date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-guploader-uploadid
ADPycduxsdO9-peHGceMaRY1mYJ1vRS0oSlN2MMrFvB5XQ0YXGbnZmdtCgOY_KiSEfjCRuYUzRx8su94OsLaMsirpmQwFg
x-goog-storage-class
STANDARD
x-goog-metageneration
1
x-goog-stored-content-encoding
identity
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
664
x-hw
1652383448.dop044.lo4.t,1652383448.cds089.lo4.hn,1652383448.cds214.lo4.c
last-modified
Thu, 31 Mar 2022 13:09:58 GMT
server
UploadServer
etag
"b8424eae082287ec8a897dd5ef0325d7"
access-control-max-age
86400
access-control-allow-methods
GET,POST
x-goog-generation
1648732198738012
access-control-allow-origin
*
cache-control
private, max-age=0, max-age=300, must-revalidate
access-control-allow-credentials
false
x-goog-stored-content-length
1969
accept-ranges
bytes
content-type
application/javascript
access-control-allow-headers
*
coursef-logo.png
www.coursef.com/photos/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/coursef-logo.png
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2cba7b1e6fcb34483aaa187709bf714dd5e19d51ee72e02fb0d69be5996e1a77

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
origFmt=png, origSize=3320
content-disposition
inline; filename="coursef-logo.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
2722
last-modified
Thu, 05 May 2022 07:52:35 GMT
server
cloudflare
etag
"62738243-cf8"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=do3L%2Fh%2Fa9uE7LW%2BqrI%2BzmxnPcHK5gw7MnpXfTD4wwS3KnCobgjWjgq9a%2BfU%2BiKoiAPMEuABIjqv1hZyYSKZLLqe%2FrUoIR%2F4Hlu%2BZE1ZdqSHwxi%2F54pS2JoFJstqOs0VHmk4hcsbjjRTnoqfWkQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a58867f8b73757-MXP
cf-bgj
imgq:85,h2pri
loading-course.svg
www.coursef.com/photos/logo/ 		9 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/logo/loading-course.svg
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4f100fc891939dc1b7adac38f778d2af480cd7bb557ee723ee624a6922531d51

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
893898
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
last-modified
Tue, 16 Nov 2021 08:22:43 GMT
server
cloudflare
etag
W/"61936a53-222e"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Rx1Ukl%2Fb4pLpR3zSIANdtyiIsM3WFkt%2F3ajWKb1ry2fr%2Bmp8EfYwT03gI8FZzvVowVeSjbOlqNjXu0wHftyYFFK5leXHvtoUlV%2Fjg1jHgWyYnqCp1BT7pTI%2FO0CENRmpzd%2Fy6D3%2FCFE2XpjmVA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml
cache-control
public, max-age=2592000
cf-ray
70a58867f8b93757-MXP
expires
Wed, 01 Jun 2022 11:05:50 GMT
sib-styles.css
sibforms.com/forms/end-form/build/ 		51 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://sibforms.com/forms/end-form/build/sib-styles.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:9207 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d4d78017578d2bf3dc7364bc3a402f350a0f5817b3a0b3f960268863b7294730
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
2957
x-xss-protection
1
x-sib-server
SENDINBLUE-srv-pr-rancher-worker-11
last-modified
Fri, 06 May 2022 05:50:39 GMT
server
cloudflare
etag
W/"6274b72f-cb4c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=14400
cf-ray
70a58867fcc60221-ZRH
expires
Thu, 12 May 2022 23:24:08 GMT
6206202b5d906d0ada3e7ab1.jpg
img.mailinblue.com/4183687/images/rnb/original/ 		71 KB
72 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://img.mailinblue.com/4183687/images/rnb/original/6206202b5d906d0ada3e7ab1.jpg
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:7::a29f:8a55 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c801d143415205c731c0cddeeeff5418f08e3505549928faea8d0e7873bc20a9

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
x-amz-request-id
WHJT767FEG4NH8DS
content-length
72733
x-amz-id-2
R+WFZy6hMVLLbf8kTeOypbtf3YshbL1xGRQm9vnUUKOl9686qbKc2PTkWddyEZsK42HNZgRfmYk=
last-modified
Fri, 11 Feb 2022 08:37:01 GMT
server
cloudflare
etag
"aeabce675e75cf8b20b027985bd0f511"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=%2Bs2TlCngMkp9JMNRAqikOdqnNNUYAy3Vxbtwf%2FM2rnRvoroXVbK%2BHVloRr%2FZKni1Xu9ihJ5YgeWLTR1Gt%2Bc1FtFtIuiKcUvPtAl5sMrJbkiSLjU8UMe%2FBw08aoXiu5aVl3oq2%2B6S01hw4NPDOgCgC7w%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream
access-control-allow-origin
*
cache-control
max-age=14400
accept-ranges
bytes
cf-ray
70a5886830ac021d-ZRH
email-decode.min.js
www.coursef.com/cdn-cgi/scripts/5c5dd728/cloudflare-static/ 		1 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2595496fe48df6fcf9b1bc57c29a744c121eb4dd11566466bc13d2e52e6bbcc8
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 10 May 2022 14:43:14 GMT
server
cloudflare
etag
W/"627a7a02-4d7"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options
DENY
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=%2BluGYTc6%2F0fm%2BQM%2BkldAS69mGmgSFfqgNyBLSbniqehmdELiYU8VKOWI%2B2zcNDQ7l4IlGYmykWn7I%2FYbgB3APxk%2FvDxouRJ%2Fsiy4pANkso1rK%2BsjzYyPWf3t9IxV7dboQIewuVNbACqiQX0dBA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
max-age=172800, public
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
70a58867b8273757-MXP
vary
Accept-Encoding
expires
Sat, 14 May 2022 19:24:08 GMT
plugins.min.css
www.coursef.com/css/ 		934 B
965 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/css/plugins.min.css
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e199d4429465a067239c22ba1edfa4755319dcf6ef22b23341c0e0834b12101b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
vary
Accept-Encoding, User-Agent,Save-Data
cf-cache-status
HIT
x-original-content-length
967
age
2022169
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
server
cloudflare
etag
W/"PSA-aj-JfB42T_QU7"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=8JAc%2BvinfoP99QdaR%2Filbms46%2Fy4wNDlDf4tD3Z8jEBAb8dLFZ21afMH0DZ7ZwNGC%2Fpeyq3NGQZaxjOzAHxfTnfA8Pk8oS0gYh4Pn33zoL1JOQH0E2l7v%2FllAH5fRz7zxkEDgfcJQM9hm4nmkA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css
cache-control
public, max-age=31535740
cf-ray
70a58867f8a93757-MXP
expires
Sun, 04 Sep 2022 09:05:47 GMT
v652eace1692a40cfa3763df669d7439c1639079717194
static.cloudflareinsights.com/beacon.min.js/ 		14 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://static.cloudflareinsights.com/beacon.min.js/v652eace1692a40cfa3763df669d7439c1639079717194
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:440e::6812:2fe6 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fd0a1ac929c11b08e819fe4b0a18c5574012c44f09de8987c6be99a0f055a505

Request headers

Referer
https://www.coursef.com/
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
last-modified
Thu, 09 Dec 2021 19:55:17 GMT
server
cloudflare
etag
W/2021.12.0
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=86400
cross-origin-resource-policy
cross-origin
cf-ray
70a588683af501df-ZRH
css
fonts.googleapis.com/ 		2 KB
1018 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Nunito
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/dist/app.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
45e43159ca2c58f634733eecaeb1db37105a01c2ed88679c54b4e7d28424a34e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
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"
x-xss-protection
0
last-modified
Thu, 12 May 2022 17:39:47 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
Thu, 12 May 2022 19:24:08 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Thu, 12 May 2022 19:24:08 GMT
bootstrap-icons.woff2
www.coursef.com/fonts/vendor/bootstrap-icons/ 		100 KB
101 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/fonts/vendor/bootstrap-icons/bootstrap-icons.woff2?1ed478a6b265d4b4f5c26bb063203588
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/dist/app.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c874e14c63db86c4c5318c77cb557fce7036645edc7d690dcc1d23b389631b13

Request headers

Referer
https://www.coursef.com/dist/app.css
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
cf-cache-status
REVALIDATED
last-modified
Thu, 05 May 2022 07:52:33 GMT
server
cloudflare
etag
"62738241-19088"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=fxZUEukP1sFnVpNEsIp4ZWZtyHcRdyfA4o3fKBh5d5sXXXWX9nEz8czyO549lCT7NSEVzFFxXNqNRPpdbOe6HCUO9A%2BYq6bs%2FIeAgQ6gm5BZCm%2BVW2T9H92V2SFpPjRMz6zuy0DkekTcybPYwg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream
cache-control
max-age=86400, s-maxage=10
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
accept-ranges
bytes
cf-ray
70a5886808c63757-MXP
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
102536
fa-solid-900.woff2
cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/webfonts/ 		78 KB
78 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/webfonts/fa-solid-900.woff2
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4c3e8276a03b75d40fdbc5b40e665022127cbbd1722b6de06839ca69f664b7af
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
1280867
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
79444
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:10:08 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e60-13654"
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\/v3?s=BE%2BIMf0iRqtg7uYUTKVtF%2FrfBKMuke6JbtTbEWbRA5xtM2rSXlbOwvs%2FOzJfZK9rL6fRXF64FqyB%2BohfXignKPZ3Mg6ZuWlq8kSobNBZZZ579yh5XQVf82H%2BfHinCPJQhSl0ulQSgyfI%2FZ70EYYNhGR8"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
70a588684da20215-ZRH
expires
Tue, 02 May 2023 19:24:08 GMT
fa-brands-400.woff2
cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/webfonts/ 		75 KB
76 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/webfonts/fa-brands-400.woff2
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d66b4e8556dec780a3be1e72c2bacfac5f379f6977f2886254908e5f87db6bd6
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
2468021
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
76612
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:10:08 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e60-12b44"
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\/v3?s=N0yOI5xPXVRR%2BRmGQhMtPKFyUcCX164YGfXahjMSQONvDgaQ6oBFaUL8%2Fd95YovpbkXHSvxjF0xvcxI6p6%2BxyhkyseCkmdJc0nzIAzN0aynuxBZa6DHvSJlLXRLkTn1LTamTvDqUoOA5U7WeGvv7fLib"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
70a588684da40215-ZRH
expires
Tue, 02 May 2023 19:24:08 GMT
gtm.js
www.googletagmanager.com/ 		103 KB
40 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-PW5TNZ8
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:803::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
31a1b5a138819bd9e37610aa8ec6832f2fc87e87d14bd6430f48b1e654998144
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
vary
Accept-Encoding
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
40603
x-xss-protection
0
last-modified
Thu, 12 May 2022 18:00:00 GMT
server
Google Tag Manager
strict-transport-security
max-age=31536000; includeSubDomains
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Thu, 12 May 2022 19:24:08 GMT
dmedianet.js
contextual.media.net/ 		290 KB
96 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://contextual.media.net/dmedianet.js?cid=8CUW5E86S
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
104.108.144.24 Berlin, Germany, ASN16625 (AKAMAI-AS, US),
Reverse DNS
a104-108-144-24.deploy.static.akamaitechnologies.com
Software
Apache /
Resource Hash
de6f2d5c9adbfd5d7df6da40bc19979e62a035f270c4b3dae12eb511ed6e6574
Security Headers
Name Value
Strict-Transport-Security max-age=604800

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

x-mnt-h
10-7
content-encoding
gzip
server
Apache
etag
"b69bc1286ec7532029c92383e468f95f"
vary
Accept-Encoding
content-type
text/javascript; charset=utf-8
cache-control
max-age=300
date
Thu, 12 May 2022 19:24:08 GMT
strict-transport-security
max-age=604800
x-mnt-w
8-9
expires
Thu, 12 May 2022 19:29:08 GMT
fbevents.js
connect.facebook.net/en_US/ 		99 KB
27 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f02d:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
39bdc6630aad3e4c15fd07b777701feb77835acee49601873769082ebc5214b3
Security Headers
Name Value
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;
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 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
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length
26311
x-xss-protection
0
pragma
public
x-fb-debug
vBQxgG1D3pSz8QmwapnMqa3/yiXhln58KF0w/aQNG3zzP2hP+ON09xNxI4bJWkFTaflInIcVSzcySQkLgZRv6w==
x-fb-trip-id
917726464
x-frame-options
DENY
cross-origin-opener-policy
same-origin-allow-popups
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
date
Thu, 12 May 2022 19:24:08 GMT
strict-transport-security
max-age=31536000; preload; includeSubDomains
report-to
{"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
content-type
application/x-javascript; charset=utf-8
vary
Accept-Encoding
cache-control
public, max-age=1200
x-fb-rlafr
0
expires
Sat, 01 Jan 2000 00:00:00 GMT
main.js
sibforms.com/forms/end-form/build/ 		865 KB
201 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://sibforms.com/forms/end-form/build/main.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:9207 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fc7d3d6aa69f70f9211495d75498d1fc300417e46586951497c8ac77d8638ce5
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1

Request headers

Referer
https://www.coursef.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Intervention
<https://www.chromestatus.com/feature/5718547946799104>; level="warning"

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
3297
x-xss-protection
1
x-sib-server
SENDINBLUE-srv-pr-rancher-worker-7
last-modified
Fri, 06 May 2022 05:50:39 GMT
server
cloudflare
etag
W/"6274b72f-d85d1"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=14400
cf-ray
70a588684d310221-ZRH
expires
Thu, 12 May 2022 23:24:08 GMT
880883729475450
connect.facebook.net/signals/config/ 		305 KB
87 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/signals/config/880883729475450?v=2.9.59&r=stable
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f02d:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
8bdeb90f5e5aec2dd399c84d06fab841c9bc5cc7e155b83495d5a50b42528c05
Security Headers
Name Value
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;
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 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
document-policy
force-load-at-top
report-to
{"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400,h3-29=":443"; ma=86400
x-xss-protection
0
pragma
public
x-fb-debug
6geaHi7ePD/E8R56awK7zqC/qJlg5xYqk1fnaf8fOhySJ9zU8ACykrVD73cjqdVDWzCaKFnlGPlOvtSU4VO02Q==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
DENY
date
Thu, 12 May 2022 19:24:08 GMT
strict-transport-security
max-age=31536000; preload; includeSubDomains
x-content-cdn-origin-ts
1652383448660
content-type
application/x-javascript; charset=utf-8
vary
Accept-Encoding
cache-control
public, max-age=1200
x-fb-rlafr
0
priority
u=3,i
expires
Sat, 01 Jan 2000 00:00:00 GMT
jquery.min.js
www.coursef.com/js/ 		86 KB
32 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/js/jquery.min.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0925e8ad7bd971391a8b1e98be8e87a6971919eb5b60c196485941c3c1df089a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
cf-cache-status
REVALIDATED
last-modified
Thu, 05 May 2022 07:52:33 GMT
server
cloudflare
etag
W/"62738241-15851"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=54U3G0W5dQ0q%2BE3bKG%2FsN4D%2Bt1UoTDbFyi4NG%2BJ3CFcL0RBgQTq%2BV%2FryzTZAdJVJFGyvbsT3ssT9JJjHw96CqP%2B6m6X8PCFD2Vm55YFRFEnwLu9UaCAzS6lYLB%2BnYlVkW57CTmlVvYpfe9T9NA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
public, max-age=31536000, s-maxage=10
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
70a58868dad03757-MXP
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
expires
Fri, 12 May 2023 19:24:08 GMT
typeahead.bundle.min.js
cdnjs.cloudflare.com/ajax/libs/corejs-typeahead/1.3.1/ 		44 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/corejs-typeahead/1.3.1/typeahead.bundle.min.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:180e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c59bb2ef3fd04751f914a09851b4438f8caf732304c95220e2241486cf0c23ec
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
Origin
https://www.coursef.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Intervention
<https://www.chromestatus.com/feature/5718547946799104>; level="warning"

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
1149702
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
12350
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:09:17 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e2d-b006"
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\/v3?s=9p0%2FM8I9qfxH9w%2F7uXEr2BUCoABdrT0h%2BKQ4Ucm4fddX4u%2BzOhh4Ax6pgMWtgHyYY2lEwvDTqYzWOKm3xhM1cx1W2D%2Bb%2Bk5VjGKHs0V9OhwZp4ExMXzNyxhKMuGWD9ORklO81yTd4Xhgv690u87wN4a7"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
70a5886a0fe20215-ZRH
expires
Tue, 02 May 2023 19:24:08 GMT
js_page.js
www.coursef.com/js/ 		0
0
plugins.min.js
www.coursef.com/js/ 		0
0
app.js
www.coursef.com/dist/ 		79 KB
24 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/dist/app.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
259e560a99772778e361b5ad35a8b406728c58d7652dfbd26beb39bb0aca9c33

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-bgj
minify
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
last-modified
Thu, 05 May 2022 07:52:33 GMT
server
cloudflare
etag
W/"62738241-13d28"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=aI4TiyICvjIGf4oiiiyfJ%2BRYQLYREnKvcrYqMJJIuJNxZWo288IOVvGgZPtZuOHTrLAguvzP7mktsLdZiFG%2FDik00XGkbr3Wahq9OgPkx4u4YB4hJPw7zV5wLq2oLMWa0U3MFGt%2FxxA%2FSG4QQw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
public, max-age=31536000, s-maxage=10
cf-ray
70a5886a5eba3757-MXP
expires
Fri, 12 May 2023 19:24:08 GMT
/
www.facebook.com/tr/ 		44 B
410 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.facebook.com/tr/?id=880883729475450&ev=PageView&dl=https%3A%2F%2Fwww.coursef.com%2Fblog&rl=&if=false&ts=1652383448704&sw=1600&sh=1200&v=2.9.59&r=stable&ec=0&o=30&fbp=fb.1.1652383448702.844310541&it=1652383448415&coo=false&exp=p1&rqm=GET
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f11c:8183:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
last-modified
Fri, 21 Dec 2012 00:00:01 GMT
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
content-type
image/gif
cache-control
no-cache, must-revalidate, max-age=0
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
44
expires
Thu, 12 May 2022 19:24:08 GMT
analytics.js
www.google-analytics.com/ 		49 KB
20 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/blog
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 13 Apr 2022 21:02:38 GMT
server
Golfe2
age
3899
date
Thu, 12 May 2022 18:19:09 GMT
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
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
20006
expires
Thu, 12 May 2022 20:19:09 GMT
collect
www.google-analytics.com/j/ 		4 B
24 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j96&a=295583979&t=pageview&_s=1&dl=https%3A%2F%2Fwww.coursef.com%2Fblog&ul=en-us&de=UTF-8&dt=Blog%20-%20Coursef&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=IEBAAEABAAAAAC~&jid=1452876927&gjid=1098104332&cid=208775978.1652383449&tid=UA-137730225-2&_gid=1756623969.1652383449&_r=1&_slc=1&z=1370571251
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.coursef.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 12 May 2022 19:24:08 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.coursef.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
collect
www.google-analytics.com/ 		35 B
55 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google-analytics.com/collect?v=1&_v=j96&a=295583979&t=timing&_s=2&dl=https%3A%2F%2Fwww.coursef.com%2Fblog&ul=en-us&de=UTF-8&dt=Blog%20-%20Coursef&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&plt=895&pdt=4&dns=11&rrt=0&srt=195&tcp=37&dit=825&clt=827&_gst=896&_gbt=953&_u=IEBAAEABAAAAAC~&jid=&gjid=&cid=208775978.1652383449&tid=UA-137730225-2&_gid=1756623969.1652383449&z=1539212644
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 11 May 2022 19:46:17 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
age
85071
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
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
35
expires
Mon, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/j/ 		4 B
442 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-137730225-2&cid=208775978.1652383449&jid=1452876927&gjid=1098104332&_gid=1756623969.1652383449&_u=IEBAAEAAAAAAAC~&z=1011518039
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c06::9a Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.coursef.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Thu, 12 May 2022 19:24:08 GMT
content-type
text/plain
access-control-allow-origin
https://www.coursef.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
plugins.min.js
www.coursef.com/js/ 		81 KB
24 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/js/plugins.min.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
aa785ccf895086ac6c9d6b261cfea6ae3de29c9bbe615c4314f040dbd76c6d3f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
vary
Accept-Encoding
cf-cache-status
HIT
x-original-content-length
82623
age
0
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
server
cloudflare
etag
W/"5fe07953-142bf"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=88au7dGQDEsVJuJBJb%2FBjHVALw80KipvGH1F%2FaAVGU0l5O9RSGpaqMwN7zBXzn73twM8u5EGed9HbGsnX6tjKyD1g3MTFlVr8mPaWR3BuDwvnMr0IiZfT%2BMQkwvfJWnH8LOp5fUqe2Ua8mOeBA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
public, max-age=31536000, s-maxage=10
cf-ray
70a5886b59163757-MXP
expires
Sun, 04 Sep 2022 16:51:18 GMT
js_page.js
www.coursef.com/js/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/js/js_page.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
94573cf9fc57738c55ff113263fe473298568b624a4c8745b591e25122ecc251

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
br
vary
Accept-Encoding
cf-cache-status
HIT
x-original-content-length
4787
age
0
cf-polished
origSize=4787
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
cf-bgj
minify
server
cloudflare
etag
W/"60e6c4b8-12b3"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=NSjetznVHXPSkNyPeQseEDKODLMP9k83pt04pPAT59zZwR3U%2FQ9ww5M64iZzrolrExEJls1OlrtjWCRBT%2F9LeN36IaFwhfmPs8jJPNsGyc%2BSJn0CezYJd%2BZ91Sz7HMp5QdWUMtMBFvR1orzxXA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
public, max-age=31536000, s-maxage=10
cf-ray
70a5886ba9a23757-MXP
expires
Sun, 04 Sep 2022 16:51:18 GMT
coursef-logo.png
www.coursef.com/photos/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/coursef-logo.png
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/js/plugins.min.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2cba7b1e6fcb34483aaa187709bf714dd5e19d51ee72e02fb0d69be5996e1a77

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
0
cf-polished
origFmt=png, origSize=3320
content-disposition
inline; filename="coursef-logo.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
2722
last-modified
Thu, 05 May 2022 07:52:35 GMT
server
cloudflare
etag
"62738243-cf8"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=wtAeP0fj4WiN1%2Fv3lk%2Bj3ApYHdnvTWjW7LkLHr5bpmlg7RRplKiRme2npoxewa8OETZSOHMQ1mh3VqOmy2TEx3Ct%2BmZSrI3B0WsNtwU0uFhfFX5XxMYRJehGzKuWj%2F72kqargAxyHfySkt0gSA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9a33757-MXP
cf-bgj
imgq:85,h2pri
625f6fc5ac64a.jpg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		22 KB
23 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/625f6fc5ac64a.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5fc83bbb953c1cea189a2f3fca32871e08cd6cca07c3d1a788ae727cc59fcdb4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=59478
content-disposition
inline; filename="625f6fc5ac64a.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
22522
last-modified
Wed, 20 Apr 2022 02:28:21 GMT
server
cloudflare
etag
"625f6fc5-e856"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=pz30funYBC2QwLT9Nv%2F3aH8MgKU6yGGab2DtBjHPBVZ1SaTZtvuRqBNaKOKqg%2BpSobvKKXBk7j1zJP0zpsNG6jajoQldyG4iaLJTD5wtoirRaLn0hllSqUApOYrGtV0Yo%2FCTV0EEnIE56TVVMw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9a53757-MXP
cf-bgj
imgq:85,h2pri
62622e4257639.jpg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		53 KB
54 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/62622e4257639.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
40ca379a15b6bcdd4a6b26fc88eae07cd66979e1e92d4fe25fd09f86b3124c93

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=129968
content-disposition
inline; filename="62622e4257639.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
54690
last-modified
Fri, 22 Apr 2022 04:25:38 GMT
server
cloudflare
etag
"62622e42-1fbb0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=LZnNUjIdOmCkQ2qeln0b4aDUsKcdIyccXCcC5tuqCm%2B2gKjdTXqXvIadHY5q4A1BNs6U32Nm%2B6tGnXvHWizwf43Cy4KuTVlLaseoE4TV9zOeEDiPWxFm%2Be%2BISOK2wBPZG6FsZkkw9vVs3Y3gvg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9a63757-MXP
cf-bgj
imgq:85,h2pri
621d9998ace5d.jpg
www.coursef.com/photos/61a6d7d3c4f2711d4c367d05/ 		297 KB
297 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/61a6d7d3c4f2711d4c367d05/621d9998ace5d.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c83404eca12648cff04331c8dd28d8527da01540f453b5f9ce0639045b93a7df

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=592684
content-disposition
inline; filename="621d9998ace5d.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
303866
last-modified
Tue, 01 Mar 2022 03:57:13 GMT
server
cloudflare
etag
"621d9999-90b2c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=NdLMSxvAj1Es3CnxSC3vZvSABkm6pHMAHSbBDyc2Xd4jh5TIHUEMtWTOHU9dh6jQp8TowUVxYfAcTgqDQ3CYJeMVB%2F6t5gU3YiD2ZfPB6UMHr86334Ijj4QGpDTWyz6MIKlYGFra3lpgFFRqOA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9a83757-MXP
cf-bgj
imgq:85,h2pri
61d7c19bca17a.jpg
www.coursef.com/photos/61ce86626165e10d3d4b0334/ 		44 KB
44 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/61ce86626165e10d3d4b0334/61d7c19bca17a.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3eccfad8aa35a8d5c327f7348ffb4f6d6f446cb2e7ca0ae321f2bf86eaf36c6d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=80136
content-disposition
inline; filename="61d7c19bca17a.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
44868
last-modified
Fri, 07 Jan 2022 04:29:15 GMT
server
cloudflare
etag
"61d7c19b-13908"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=GmZFLapzM%2FCruLUns1BKgJnH9TkRWAuBM6gcviQoy2Hq20amHq7da2YXY75njJkA6NPAsIj7TMLvgoOG4Bgy0RAdDr8FDTt3gWyd1oaMJ%2Fjy50o32OSu7%2Bvng%2Buer4UpbOiy%2BF24aAGEtZ0WSg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9a93757-MXP
cf-bgj
imgq:85,h2pri
College-Education-Should-Be-Free.jpg
www.coursef.com/photos/shares/ 		73 KB
74 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/shares/College-Education-Should-Be-Free.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
73f5272c259b84a5e22aff00c42406b75a20989d8e9b0568eef090f357942cde

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=125224
content-disposition
inline; filename="College-Education-Should-Be-Free.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
74702
last-modified
Thu, 05 May 2022 07:52:35 GMT
server
cloudflare
etag
"62738243-1e928"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=MmyWwCPLM%2BGQP91Gmrb7BUBBTSDrcJusWm1dnZnd%2FBlK%2BtbTVFK4gU0ufy3YiOuhvIACyxd5NZwSG8zjxfobtWmSNhugrPrELhYAmBuRQ1nOUo%2FoCqfu%2BpQwIl8D8561L9Ip1ONSigovbZkB1A%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9aa3757-MXP
cf-bgj
imgq:85,h2pri
Complete-Filmmaker-Guide.jpg
www.coursef.com/photos/shares/ 		37 KB
38 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/shares/Complete-Filmmaker-Guide.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
dc13a52e4731af3d5891381d3b4f8b87f695355b7cd02a3853aad7e204d690bd

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=83241
content-disposition
inline; filename="Complete-Filmmaker-Guide.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
37718
last-modified
Thu, 05 May 2022 07:52:35 GMT
server
cloudflare
etag
"62738243-14529"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Q9KMCbw4fhkSmz2%2BJK265fi%2FRbSh3GGl08%2BLzrP9oXutJDeWzadC4RY%2BH%2FKLti9IjWNZ0CHP%2Bz3pnGUFzfU4z4PvmfO8NhPvHqxcuOfvFj%2F8sKXQ9P9nSwxZNc7oTGvQ3Ra4oHPfirbTxNEljw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9b53757-MXP
cf-bgj
imgq:85,h2pri
Classroom%20Collaboration.jpg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		67 KB
68 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/Classroom%20Collaboration.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fb42edf22738d6cf2d5683a84e12644f81b6ba170f08a45e2b923ee29bfb4a9e

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=126316
content-disposition
inline; filename="Classroom%20Collaboration.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
68682
last-modified
Thu, 05 May 2022 07:52:33 GMT
server
cloudflare
etag
"62738241-1ed6c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=jX7iKJe6ZyXotPdaGSBMF9RN7ePp9GycdVzyO3Bg%2F%2BijOr3rHObziG%2FhjnIqa8arTVwi6Y2sjYINHHEfG1QCkUZeCWcgsn58sAlX%2BdrpCfjKFpaIzWzaWxmHU05TyYI5hxqTQMp7iYyKCkhzrA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9b63757-MXP
cf-bgj
imgq:85,h2pri
React%20JS%20Vs%20React%20Native1.png
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		6 KB
7 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/React%20JS%20Vs%20React%20Native1.png
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a338c30a1d303240e6763186f2bfd92d68b4b265ec3dba9369df7f45cad239f1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
origFmt=png, origSize=23245
content-disposition
inline; filename="React%20JS%20Vs%20React%20Native1.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
6182
last-modified
Thu, 05 May 2022 07:52:34 GMT
server
cloudflare
etag
"62738242-5acd"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=La8gu%2FRvSzbi4yRYKZdtKlwmzk%2FjIzxSQtQBGRZFnykF5nnCZrkYsB0JCip68GN18BiyOKVmWgwxQw3rF%2BU%2B4EQFnB7bsK06gqB0sI1irqtIOewPu56cMU5OaEKEB3Myx2SlmwlxJ4Yiczj2gw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9b83757-MXP
cf-bgj
imgq:85,h2pri
626b70722a091.jpeg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		42 KB
43 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/626b70722a091.jpeg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ddaddb4e9e8a6aae46c34478c5228c2d78e264eab842b0dafbcf274e604aedd6

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=199167
content-disposition
inline; filename="626b70722a091.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
43166
last-modified
Fri, 29 Apr 2022 04:58:26 GMT
server
cloudflare
etag
"626b7072-309ff"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=tXh0yDU6u7YqXyDCoQT01k9uFgTWrRXQB4KVPTbiX9uoM3UcT%2FT2YvxZ8WDO4WCJF9%2Fkkb9S%2FFxGwZp69kJW3pt%2BLQ%2BCqa9WuAITTLIV06fheZ13o6zkXorPKiTTCM17%2BUWNAqV%2BOYR8MQfA%2Fw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:08 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886ba9ba3757-MXP
cf-bgj
imgq:85,h2pri
ga-audiences
www.google.com/ads/ 		42 B
501 B 		Image
General
Check archive.org
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=j96&tid=UA-137730225-2&cid=208775978.1652383449&jid=1452876927&_u=IEBAAEAAAAAAAC~&z=1558620995
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 12 May 2022 19:24:08 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=":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
ga-audiences
www.google.de/ads/ 		42 B
501 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-137730225-2&cid=208775978.1652383449&jid=1452876927&_u=IEBAAEAAAAAAAC~&z=1558620995
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82a::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 12 May 2022 19:24:08 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=":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
main.js
sibforms.com/forms/end-form/build/ 		865 KB
201 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://sibforms.com/forms/end-form/build/main.js
Requested by
Host: www.coursef.com
URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:9207 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fc7d3d6aa69f70f9211495d75498d1fc300417e46586951497c8ac77d8638ce5
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:08 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
3297
x-xss-protection
1
x-sib-server
SENDINBLUE-srv-pr-rancher-worker-7
last-modified
Fri, 06 May 2022 05:50:39 GMT
server
cloudflare
etag
W/"6274b72f-d85d1"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=14400
cf-ray
70a5886beabb0221-ZRH
expires
Thu, 12 May 2022 23:24:08 GMT
ngx_pagespeed_beacon
www.coursef.com/ 		0
490 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/ngx_pagespeed_beacon?ets=load:687&rload=895&nav=0&dns=11&connect=37&req_start=50&ttfb=195&dwld=4&dom_c=827&nt=0&fp=455&ifr=0&dpr=1&exptid=2&url=https%3A%2F%2Fwww.coursef.com%2Fblog
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
DYNAMIC
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=bH9m3ynfpy5x3Jy2FLUp%2F58sB%2B9ad62Zt9rs5mSnqVP4Qnf8FwSc8LHcYJjjXkIuz1Bl1qTPXH3gm%2B1vVaZ73DlkDakW8GAlPUl1HfDjaZSZ2qhPDmC0SWXVlTX1alm2IKwhonFDlsLaaIpNkQ%3D%3D"}],"group":"cf-nel","max_age":604800}
cache-control
max-age=0, no-cache
cf-ray
70a5886c4b293757-MXP
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
rum
www.coursef.com/cdn-cgi/ 		0
167 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.coursef.com/cdn-cgi/rum?
Requested by
Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js/v652eace1692a40cfa3763df669d7439c1639079717194
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://www.coursef.com/blog
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
content-type
application/json

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
cloudflare
x-frame-options
DENY
access-control-allow-methods
POST,OPTIONS
content-type
text/plain
access-control-allow-origin
https://www.coursef.com
access-control-max-age
86400
access-control-allow-credentials
true
cf-ray
70a5886c7b9b3757-MXP
vary
Origin
Paralegal%20And%20Legal%20Assistant.jpg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		93 KB
94 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/Paralegal%20And%20Legal%20Assistant.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c4fa9bf8ce4ddc5535459ff9acf66e06575413b531ff08b2a8037b64ef5a41d0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
qual=85, origFmt=jpeg, origSize=160454
content-disposition
inline; filename="Paralegal%20And%20Legal%20Assistant.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
95028
last-modified
Thu, 05 May 2022 07:52:34 GMT
server
cloudflare
etag
"62738242-272c6"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=6HGRuupwlcC4qamcCOhiQF3WzOce54HE%2B4X0pSJWmiUjjq1fWvz4wGp1kI9LnRbStBY%2BhJ1%2BP3ZuXl40w8V11YCaAn35g%2FO8zDcGx0PY9UAoJBHm2TlDiIjTU2z%2BhCIn%2F2FMBYGoA3xtJd1cnw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:09 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886d6e023757-MXP
cf-bgj
imgq:85,h2pri
6250082faae2a.png
www.coursef.com/photos/61a6d7d3c4f2711d4c367d05/ 		179 KB
180 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/61a6d7d3c4f2711d4c367d05/6250082faae2a.png
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
522dd8804dddb3253d78f8eee5195cf64b9309a2f6e6b7f9b4f3dbdbd7e4cd9a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
origFmt=png, origSize=308629
content-disposition
inline; filename="6250082faae2a.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
183522
last-modified
Fri, 08 Apr 2022 10:02:23 GMT
server
cloudflare
etag
"6250082f-4b595"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=c00trtJPS%2BjAEk0pEI2Q7C79kOPXOdf7Zi0SR8z8TuOtXQT7MNsUhTcMqigCdS%2FpymKQRm87PUdSLwMcufw1N81APeDrsAD6rQpGH9VxbMQHit5gJwGf4%2BTF801KodslvOfAVmNjvU9625BGUw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
expires
Sat, 11 Jun 2022 19:24:09 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886d6e033757-MXP
cf-bgj
imgq:85,h2pri
Give%20him%20short%20term%20goals.jpg
www.coursef.com/photos/60e828fee4fa587aae4bf86c/ 		94 KB
94 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.coursef.com/photos/60e828fee4fa587aae4bf86c/Give%20him%20short%20term%20goals.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4666 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fa4ba3b774f5b96c6ef6c9651219e433f9f896b957542911e6877b1ffb37a3d1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/blog
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
degrade=85, origSize=155793, status=webp_bigger
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
95897
last-modified
Tue, 28 Dec 2021 07:20:38 GMT
server
cloudflare
etag
"61cabac6-26091"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=ybqfg9tVTJVnUfazoFdkDC0G861yJJ%2BVa5yFbgwyFKu3D3crixfU4KswKdLeHJxFR8KggtHJ8d9pjcHfLLV6RMO%2F6D%2F1MKBUkJNy5OveY9cq0HVJ1cOQle77vf5d44yEoDp8QSPm1Ny66Q0UrA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/jpeg
expires
Sat, 11 Jun 2022 19:24:09 GMT
cache-control
public, max-age=2592000, s-maxage=10
accept-ranges
bytes
cf-ray
70a5886d6e063757-MXP
cf-bgj
imgq:85,h2pri
/
www.facebook.com/tr/ 		44 B
91 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.facebook.com/tr/?id=880883729475450&ev=Microdata&dl=https%3A%2F%2Fwww.coursef.com%2Fblog&rl=&if=false&ts=1652383449206&cd[DataLayer]=%5B%5D&cd[Meta]=%7B%22title%22%3A%22Blog%20-%20Coursef%22%2C%22meta%3Adescription%22%3A%22%22%7D&cd[OpenGraph]=%7B%22og%3Atitle%22%3A%22Blog%20-%20Coursef%22%2C%22og%3Atype%22%3A%22article%22%2C%22og%3Aurl%22%3A%22https%3A%2F%2Fwww.coursef.com%2Fblog%22%2C%22og%3Aimage%22%3A%22%22%7D&cd[Schema.org]=%5B%5D&cd[JSON-LD]=%5B%5D&sw=1600&sh=1200&v=2.9.59&r=stable&ec=1&o=30&fbp=fb.1.1652383448702.844310541&it=1652383448415&coo=false&es=automatic&tm=3&exp=p1&rqm=GET
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f11c:8183:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.coursef.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Response headers

date
Thu, 12 May 2022 19:24:09 GMT
last-modified
Fri, 21 Dec 2012 00:00:01 GMT
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
content-type
image/gif
cache-control
no-cache, must-revalidate, max-age=0
cross-origin-resource-policy
cross-origin
content-length
44
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
priority
u=3,i
expires
Thu, 12 May 2022 19:24:09 GMT

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
www.coursef.com
URL
https://www.coursef.com/js/js_page.js
Domain
www.coursef.com
URL
https://www.coursef.com/js/plugins.min.js

Verdicts & Comments Add Verdict or Comment

60 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.

object| oncontextlost object| oncontextrestored function| structuredClone function| getScreenDetails number| mod_pagespeed_start object| dataLayer object| _mNHandle string| medianet_versionId function| fbq function| _fbq boolean| AUTOHIDE string| REQUIRED_CODE_ERROR_MESSAGE string| LOCALE string| SMS_INVALID_MESSAGE string| EMAIL_INVALID_MESSAGE string| REQUIRED_ERROR_MESSAGE string| GENERIC_INVALID_MESSAGE object| translation function| setImmediate function| clearImmediate object| __core-js_shared__ object| core object| regeneratorRuntime boolean| _babelPolyfill function| invisibleCaptchaCallback object| google_tag_manager object| _mN object| _mNSrv function| setup string| _mN_Idf string| _mN_ctrM undefined| _mN_ctr object| mnjs object| hbCMBidxc object| _mNDetails function| _cmL1Require function| _cmL1Define undefined| _mNE function| $ function| jQuery function| SearchIndex function| Bloodhound object| __cfQR object| __cfBeacon string| GoogleAnalyticsObject function| ga object| pagespeed boolean| __cfRLUnblockHandlers object| google_tag_data object| gaplugins object| gaGlobal object| gaData number| uidEvent object| lazySizes function| ClipboardJS function| Shuffle function| progress function| showPosition function| defer_style boolean| mod_pagespeed_loaded

8 Cookies

Domain/Path Name / Value
www.coursef.com/ Name: XSRF-TOKEN
Value: eyJpdiI6IlFZbHlSc05yc1c3MzBkZm1EZWhLU0E9PSIsInZhbHVlIjoieEVGNWRmTFNqS1I5ZDRmcVhSbWJscUo1M3I1N1B2eVlSRmVabHpcL0Ryb2FxREt0NzN3eDhYN1NJNE4wb1wvOWRyIiwibWFjIjoiNGM5Yjc3YjAwZDNlNjU3YjZjNmIzMDE2OGZiMjFmMDJmM2VlODZkNjNlNmIxZjNhYjMyODcyODU3MTBkZDQ1NSJ9
www.coursef.com/ Name: laravel_session
Value: eyJpdiI6IlRYNVZIdVJHZzZhcnNWSGx6YlNnenc9PSIsInZhbHVlIjoicEtNXC8xMlY2YXlGK3lVdVwvdHVjZDNOOWNPU29IR3czZ1VBV2I5cEJxRE11M0xvcmN2bGlmR1VrWnhEXC8rTmxOSSIsIm1hYyI6IjlhNGVjZTk1NjhmYTc3MDU4MTExYzQzZWM5MDRhMTQzNDEwMjZlODkwMGFhZGNhNjdjOTg1ODY1YzQ0M2NkNjcifQ%3D%3D
.www.coursef.com/ Name: PageSpeedExperiment
Value: 2
.coursef.com/ Name: _fbp
Value: fb.1.1652383448702.844310541
.facebook.com/ Name: fr
Value: 0q6k3KP2faHowjv6q..BifV7Y...1.0.BifV7Y.
.coursef.com/ Name: _ga
Value: GA1.2.208775978.1652383449
.coursef.com/ Name: _gid
Value: GA1.2.1756623969.1652383449
.coursef.com/ Name: _gat
Value: 1

5 Console Messages

Source Level URL
Text
javascript warning URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://sibforms.com/forms/end-form/build/main.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.
javascript warning URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://sibforms.com/forms/end-form/build/main.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.
javascript warning URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://cdnjs.cloudflare.com/ajax/libs/corejs-typeahead/1.3.1/typeahead.bundle.min.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.
javascript warning URL: https://www.coursef.com/cdn-cgi/scripts/7d0fa10a/cloudflare-static/rocket-loader.min.js
Message:
A parser-blocking, cross site (i.e. different eTLD+1) script, https://cdnjs.cloudflare.com/ajax/libs/corejs-typeahead/1.3.1/typeahead.bundle.min.js, is invoked via document.write. The network request for this script MAY be blocked by the browser in this or a future page load due to poor network connectivity. If blocked in this page load, it will be confirmed in a subsequent console message. See https://www.chromestatus.com/feature/5718547946799104 for more details.
javascript warning URL: https://www.coursef.com/blog
Message:
The resource https://s.vi-serve.com/tagLoader.js was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.

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 ALLOW FROM https://www.google.com/

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.

cdnjs.cloudflare.com
connect.facebook.net
contextual.media.net
fonts.googleapis.com
img.mailinblue.com
s.vi-serve.com
sibforms.com
static.cloudflareinsights.com
stats.g.doubleclick.net
www.coursef.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
www.coursef.com
104.108.144.24
205.185.216.10
2606:4700:20::ac43:4666
2606:4700:440e::6812:2fe6
2606:4700:7::a29f:8a55
2606:4700::6811:180e
2606:4700::6812:9207
2a00:1450:4001:803::2008
2a00:1450:4001:809::200a
2a00:1450:4001:811::2004
2a00:1450:4001:827::200e
2a00:1450:4001:82a::2003
2a00:1450:400c:c06::9a
2a03:2880:f02d:100:face:b00c:0:3
2a03:2880:f11c:8183:face:b00c:0:25de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