feedback.refactoring.guru Open in urlscan Pro
104.21.25.25 Public Scan

Go To Rescan
Add Verdict Report

URL:
https://feedback.refactoring.guru/
Submission: On October 13 via automatic, source certstream-suspicious (October 13th 2021, 10:13:36 am UTC) — Scanned from DE

Summary HTTP 37 Redirects Links 3 Behaviour Indicators

Summary

This website contacted 9 IPs in 3 countries across 7 domains to perform 37 HTTP transactions. The main IP is 104.21.25.25, located in and belongs to CLOUDFLARENET, US. The main domain is feedback.refactoring.guru.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on June 10th 2021. Valid for: a year.

This is the only time feedback.refactoring.guru was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
22	104.21.25.25 104.21.25.25	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	147.135.70.55 147.135.70.55	16276 (OVH) (OVH)
5	138.201.250.173 138.201.250.173	24940 (HETZNER-AS) (HETZNER-AS)
2	157.240.20.19 157.240.20.19	32934 (FACEBOOK) (FACEBOOK)
3	172.217.16.142 172.217.16.142	15169 (GOOGLE) (GOOGLE)
1	66.102.1.157 66.102.1.157	15169 (GOOGLE) (GOOGLE)
1	142.250.184.228 142.250.184.228	15169 (GOOGLE) (GOOGLE)
1 2	157.240.20.35 157.240.20.35	32934 (FACEBOOK) (FACEBOOK)
37	9

22 104.21.25.25 (None, )

ASN13335 (CLOUDFLARENET, US)

feedback.refactoring.guru	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
refactoring.guru	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 147.135.70.55 (United States)

ASN16276 (OVH, FR)
PTR: us2.userecho.com

support.userecho.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 138.201.250.173 (Germany)

ASN24940 (HETZNER-AS, DE)
PTR: sister.userecho.com

cdn.userecho.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 157.240.20.19 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
PTR: xx-fbcdn-shv-02-frt3.fbcdn.net

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

3 172.217.16.142 (United States)

ASN15169 (GOOGLE, US)
PTR: zrh04s06-in-f142.1e100.net

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

1 66.102.1.157 (United States)

ASN15169 (GOOGLE, US)
PTR: wb-in-f157.1e100.net

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

1 142.250.184.228 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s12-in-f4.1e100.net

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

2 157.240.20.35 (Frankfurt am Main, Germany) 1 redirects

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

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

	Apex Domain Subdomains	Transfer
22	refactoring.guru feedback.refactoring.guru refactoring.guru	391 KB
6	userecho.com support.userecho.com cdn.userecho.com	43 KB
3	google-analytics.com www.google-analytics.com	20 KB
2	facebook.com 1 redirects www.facebook.com	2 KB
2	facebook.net connect.facebook.net	77 KB
1	google.com www.google.com	522 B
1	doubleclick.net stats.g.doubleclick.net	468 B
37	7

	Domain	Requested by
20	feedback.refactoring.guru	feedback.refactoring.guru
5	cdn.userecho.com	feedback.refactoring.guru
3	www.google-analytics.com	feedback.refactoring.guru
2	www.facebook.com	1 redirects connect.facebook.net
2	connect.facebook.net	feedback.refactoring.guru connect.facebook.net
2	refactoring.guru	feedback.refactoring.guru
1	www.google.com	feedback.refactoring.guru
1	stats.g.doubleclick.net	feedback.refactoring.guru
1	support.userecho.com	feedback.refactoring.guru
37	9

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

Domain
refactoring.guru
userecho.com

Subject Issuer	Validity	Valid
refactoring.guru Cloudflare Inc ECC CA-3	`2021-06-10` - `2022-06-09`	a year	crt.sh
*.userecho.com R3	`2021-07-28` - `2021-10-26`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2021-07-23` - `2021-10-21`	3 months	crt.sh
*.google-analytics.com GTS CA 1C3	`2021-09-13` - `2021-11-20`	2 months	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2021-09-13` - `2021-11-20`	2 months	crt.sh
www.google.com GTS CA 1C3	`2021-09-13` - `2021-11-20`	2 months	crt.sh

This page contains 2 frames:

Primary Page: https://feedback.refactoring.guru/
Frame ID: 5068C0C49D135EFAC870058EF82F6A3B
Requests: 36 HTTP requests in this frame

Frame: https://www.facebook.com/login/?next=https%3A%2F%2Fwww.facebook.com%2Fplugins%2Fpage.php%3Fadapt_container_width%3Dtrue%26app_id%3D207519642609621%26channel%3Dhttps%253A%252F%252Fstaticxx.facebook.com%252Fx%252Fconnect%252Fxd_arbiter%252F%253Fversion%253D46%2523cb%253Df355f8ade92659%2526domain%253Dfeedback.refactoring.guru%2526is_canvas%253Dfalse%2526origin%253Dhttps%25253A%25252F%25252Ffeedback.refactoring.guru%25252Ff8997779fa04a%2526relation%253Dparent.parent%26container_width%3D233%26hide_cover%3Dfalse%26href%3Dhttps%253A%252F%252Fwww.facebook.com%252Frefactoring.guru%26locale%3Den_US%26sdk%3Djoey%26show_facepile%3Dtrue%26small_header%3Dfalse
Frame ID: 4871B56D3B0F567B5232939F0832E6C5
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

🌎 International / Refactoring.Guru

Detected technologies

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css

Django (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

(?:powered by <a[^>]+>Django ?([\d.]+)?<\/a>|<input[^>]*name=["']csrfmiddlewaretoken["'][^>]*>)

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

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

Font Awesome (Font Scripts) Expand

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]+)?)?)|)

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

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

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

jquery[.-]([\d.]*\d)[^/]*\.js
jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

jQuery Migrate (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

jquery[.-]migrate(?:-([\d.]+))?(?:\.min)?\.js(?:\?ver=([\d.]+))?

Page Statistics

37
Requests

97 %
HTTPS

0 %
IPv6

7
Domains

9
Subdomains

9
IPs

3
Countries

533 kB
Transfer

1562 kB
Size

7
Cookies

3 Outgoing links

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

URL: https://refactoring.guru/

Search URL Search Domain Scan URL

URL: https://userecho.com/?pcode=pwbue_ls_refactoring&utm_source=pblv4&utm_medium=cportal&utm_campaign=pbue

Search URL Search Domain Scan URL

URL: https://userecho.com/?utm_source=pblv4&utm_medium=cportal&utm_campaign=pbue&pcode=pwbue_label_refactoring
Title: Customer support service

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 35

https://www.facebook.com/v2.5/plugins/page.php?adapt_container_width=true&app_id=207519642609621&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fx%2Fconnect%2Fxd_arbiter%2F%3Fversion%3D46%23cb%3Df355f8ade92659%26domain%3Dfeedback.refactoring.guru%26is_canvas%3Dfalse%26origin%3Dhttps%253A%252F%252Ffeedback.refactoring.guru%252Ff8997779fa04a%26relation%3Dparent.parent&container_width=233&hide_cover=false&href=https%3A%2F%2Fwww.facebook.com%2Frefactoring.guru&locale=en_US&sdk=joey&show_facepile=true&small_header=false HTTP 302
https://www.facebook.com/login/?next=https%3A%2F%2Fwww.facebook.com%2Fplugins%2Fpage.php%3Fadapt_container_width%3Dtrue%26app_id%3D207519642609621%26channel%3Dhttps%253A%252F%252Fstaticxx.facebook.com%252Fx%252Fconnect%252Fxd_arbiter%252F%253Fversion%253D46%2523cb%253Df355f8ade92659%2526domain%253Dfeedback.refactoring.guru%2526is_canvas%253Dfalse%2526origin%253Dhttps%25253A%25252F%25252Ffeedback.refactoring.guru%25252Ff8997779fa04a%2526relation%253Dparent.parent%26container_width%3D233%26hide_cover%3Dfalse%26href%3Dhttps%253A%252F%252Fwww.facebook.com%252Frefactoring.guru%26locale%3Den_US%26sdk%3Djoey%26show_facepile%3Dtrue%26small_header%3Dfalse

37 HTTP transactions
0 data transactions

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

GET
H2 200 Primary Request / Show response
feedback.refactoring.guru/ 79 KB
14 KB 234ms
196ms Document
text/html 104.21.25.25
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://feedback.refactoring.guru/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

f13576e7f327429c2cbb1915c416ee5c1bc31c89bc26dd2bbad3b3f2044959ee

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' refactoring.guru refactoringguru.cn baidu.com; report-uri /tools/csp/
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN

Request headers

:method: GET
:authority: feedback.refactoring.guru
:scheme: https
:path: /
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
accept-language: de-DE,de;q=0.9
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: none
sec-fetch-mode: navigate
sec-fetch-user: ?1
sec-fetch-dest: document
accept-encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
Accept-Language: de-DE,de;q=0.9

Response headers

date: Wed, 13 Oct 2021 10:13:31 GMT
content-type: text/html; charset=utf-8
x-frame-options: SAMEORIGIN
content-security-policy: frame-ancestors 'self' refactoring.guru refactoringguru.cn baidu.com; report-uri /tools/csp/
vary: Accept-Language, Cookie, Accept-Encoding
content-language: en
set-cookie: django_language=en; Path=/; SameSite=None; Secure uesessionid=lh10xl5exgjdlwogqi67mjcpd19tq36p; expires=Wed, 13 Oct 2021 11:13:31 GMT; HttpOnly; Max-Age=3600; Path=/; SameSite=None; Secure csrftoken=wwprgk251AVEiMu2BjfUerYEqir5LinQWQH6JFnOuSXj5DAcWGdWEBtwZ0ftW5Si; expires=Wed, 12 Oct 2022 10:13:31 GMT; Max-Age=31449600; Path=/; SameSite=None; Secure
strict-transport-security: max-age=0; preload
cf-cache-status: DYNAMIC
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=glWdEx6ha3Xy5fTy2jP%2BJ3dTUmQMNv017rZMACcLyVwjGu37sfvIm1ujy1ZqXce9nZYRu3MG7AGbWHC5751tcDK6fu%2B1sKJiZiPXEkKfESZ9MvTo5fNNkNdamgb29b0e7LRWhcJj4wXO%2BSIQ"}],"group":"cf-nel","max_age":604800}
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
x-content-type-options: nosniff
server: cloudflare
cf-ray: 69d7cbb5fb7b4e7a-FRA
content-encoding: br
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400

GET
H2 200 userecho-custom.css
refactoring.guru/css/ 2 KB
852 B 27ms
18ms Stylesheet
text/css 104.21.25.25
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://refactoring.guru/css/userecho-custom.css

Requested by

Host: feedback.refactoring.guru
URL: https://feedback.refactoring.guru/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

14acb90431e533e94d030ed2948be717264be0b30f0d268239a1b0dba7b8ec46

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: de-DE,de;q=0.9
Referer: https://feedback.refactoring.guru/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date: Wed, 13 Oct 2021 10:13:31 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age: 8439
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400
last-modified: Mon, 18 Jan 2021 16:10:36 GMT
server: cloudflare
etag: W/"6005b2fc-677"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; preload
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=AIrA9urHsxXcC0YrIP1D2pyz0lsVx4H%2BAGhI%2Bp%2BjePDsuhkec3qPqc7xnU%2BSPZJ2jXUtbrwTg0DIwmXs3T2yrRcnUDSCZlpj6wEFSJinQM5uJRfgO5ZupFkVrNqjz7fn0HUI"}],"group":"cf-nel","max_age":604800}
content-type: text/css
access-control-allow-origin: https://refactoringguru.cn
vary: Accept-Encoding
cache-control: max-age=1296000, public
access-control-allow-credentials: true
cf-ray: 69d7cbb888144e7a-FRA

GET
H2 200 userecho-custom.js Show response
refactoring.guru/js/public/ 2 KB
966 B 27ms
19ms Script
application/javascript 104.21.25.25
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://refactoring.guru/js/public/userecho-custom.js

Requested by

Host: feedback.refactoring.guru
URL: https://feedback.refactoring.guru/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

69c450a3a4d258bfb6370226c1e87653d970390449b75a5532cd4a75d6f43bb5

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff

Request headers

Accept-Language: de-DE,de;q=0.9
Referer: https://feedback.refactoring.guru/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date: Wed, 13 Oct 2021 10:13:31 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age: 8439
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400
last-modified: Mon, 18 Jan 2021 16:17:01 GMT
server: cloudflare
etag: W/"6005b47d-658"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; preload
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=RSC22Gwua4zcS9kI%2Bq1FI1BlG9URtYQ5hHoCE44eMcf%2BPwbbmu9z0OXzEFn3cQbV8OdK5dBFiIQc2tqRlBYgTW13BRM1Q1NaJZwYso5crYIGLtRssmuToAd%2FPA57mi4ByuvC"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=utf-8
access-control-allow-origin: https://refactoringguru.cn
vary: Accept-Encoding
cache-control: max-age=1296000, public
access-control-allow-credentials: true
cf-ray: 69d7cbb888154e7a-FRA

GET
H2 200 all.min.css
feedback.refactoring.guru/s/libs/fontawesome/5.10.2/css/ 55 KB
12 KB 16ms
15ms Stylesheet
text/css 104.21.25.25
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://feedback.refactoring.guru/s/libs/fontawesome/5.10.2/css/all.min.css

Requested by

Host: feedback.refactoring.guru
URL: https://feedback.refactoring.guru/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

ce67cd6665e835604c7a650ea355d41857dcd2284618b61d82d252dca0abfe5d

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff

Request headers

:path: /s/libs/fontawesome/5.10.2/css/all.min.css
pragma: no-cache
cookie: django_language=en; uesessionid=lh10xl5exgjdlwogqi67mjcpd19tq36p; csrftoken=wwprgk251AVEiMu2BjfUerYEqir5LinQWQH6JFnOuSXj5DAcWGdWEBtwZ0ftW5Si
accept-encoding: gzip, deflate, br
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/93.0.4577.63 Safari/537.36
sec-fetch-mode: no-cors
accept: text/css,*/*;q=0.1
cache-control: no-cache
sec-fetch-dest: style
:authority: feedback.refactoring.guru
referer: https://feedback.refactoring.guru/
:scheme: https
sec-fetch-site: same-origin
:method: GET
Accept-Language: de-DE,de;q=0.9
Referer: https://feedback.refactoring.guru/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date: Wed, 13 Oct 2021 10:13:31 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age: 8439
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400
last-modified: Thu, 27 May 2021 15:32:51 GMT
server: cloudflare
etag: W/"60afbba3-2fdc"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; preload
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=dPVdnT6ytrd8bFQrggIZKCGxC9cpvQSj8pdFu5FqkCZhA3XTw5CW6xtFjFh4LuVsypeIj1oxjJdfShezWjfKB%2FnNDTmotu96ViK1IIp8iC9AB7MDnaHSjkQRs%2FP70uyYRHqBLZ1zfTSnYhHB"}],"group":"cf-nel","max_age":604800}
content-type: text/css
vary: Accept-Encoding
cache-control: max-age=2592000
cf-ray: 69d7cbb888004e7a-FRA
expires: Fri, 12 Nov 2021 07:52:52 GMT

GET
H2 200 bootstrap.min.css
feedback.refactoring.guru/s/assets2.0/bootstrap/3.1.1/ 105 KB
18 KB 18ms
17ms Stylesheet
text/css 104.21.25.25
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://feedback.refactoring.guru/s/assets2.0/bootstrap/3.1.1/bootstrap.min.css

Requested by

Host: feedback.refactoring.guru
URL: https://feedback.refactoring.guru/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

a533d94d91c35e821dec114e8a7ebb05537981450297ba14fd6cff311ac4412c

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff

Request headers

:path: /s/assets2.0/bootstrap/3.1.1/bootstrap.min.css
pragma: no-cache
cookie: django_language=en; uesessionid=lh10xl5exgjdlwogqi67mjcpd19tq36p; csrftoken=wwprgk251AVEiMu2BjfUerYEqir5LinQWQH6JFnOuSXj5DAcWGdWEBtwZ0ftW5Si
accept-encoding: gzip, deflate, br
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/93.0.4577.63 Safari/537.36
sec-fetch-mode: no-cors
accept: text/css,*/*;q=0.1
cache-control: no-cache
sec-fetch-dest: style
:authority: feedback.refactoring.guru
referer: https://feedback.refactoring.guru/
:scheme: https
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34 KB 23ms
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Full URL

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Response headers

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Protocol

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Full URL

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Requested by

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Protocol

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Protocol

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GET
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Check archive.org

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Full URL

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Host: feedback.refactoring.guru
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Protocol

Security

QUIC, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

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date: Wed, 13 Oct 2021 10:13:31 GMT
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Protocol

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Host: feedback.refactoring.guru
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Protocol

Security

QUIC, , AES_128_GCM

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Host: feedback.refactoring.guru
URL: https://feedback.refactoring.guru/

Protocol

Security

QUIC, , AES_128_GCM

Server

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date: Wed, 13 Oct 2021 10:13:31 GMT
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898 B 16ms
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image/png 104.21.25.25
CLOUDFLARENET

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Show headers Download Go to Show image

Full URL

https://feedback.refactoring.guru/s/assets2.0/css/plugins/lightbox/img/close.png?976b6466b61c

Requested by

Host: feedback.refactoring.guru
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Protocol

Security

QUIC, , AES_128_GCM

Server

104.21.25.25 -, , ASN13335 (CLOUDFLARENET, US),

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https://connect.facebook.net/en_US/sdk.js?hash=9c390654ec93380cf383999513e9056b

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Protocol

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QUIC, , AES_128_GCM

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POST
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QUIC, , AES_128_GCM

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server: Golfe2
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Full URL

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Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

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Software

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Request headers

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522 B 55ms
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General

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Show headers Download Go to Show image

Full URL

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Protocol

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Full URL

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Redirect headers

location: https://www.facebook.com/login/?next=https%3A%2F%2Fwww.facebook.com%2Fplugins%2Fpage.php%3Fadapt_container_width%3Dtrue%26app_id%3D207519642609621%26channel%3Dhttps%253A%252F%252Fstaticxx.facebook.com%252Fx%252Fconnect%252Fxd_arbiter%252F%253Fversion%253D46%2523cb%253Df355f8ade92659%2526domain%253Dfeedback.refactoring.guru%2526is_canvas%253Dfalse%2526origin%253Dhttps%25253A%25252F%25252Ffeedback.refactoring.guru%25252Ff8997779fa04a%2526relation%253Dparent.parent%26container_width%3D233%26hide_cover%3Dfalse%26href%3Dhttps%253A%252F%252Fwww.facebook.com%252Frefactoring.guru%26locale%3Den_US%26sdk%3Djoey%26show_facepile%3Dtrue%26small_header%3Dfalse
x-fb-rlafr: 0
cross-origin-opener-policy: unsafe-none
pragma: no-cache
cache-control: private, no-cache, no-store, must-revalidate
expires: Sat, 01 Jan 2000 00:00:00 GMT
x-content-type-options: nosniff
x-xss-protection: 0
content-security-policy-report-only: default-src 'self' data: blob: https://*.fbsbx.com 'unsafe-inline' *.facebook.com 'unsafe-eval' *.fbcdn.net;script-src connect.facebook.net static.xx.fbcdn.net 'unsafe-inline' *.facebook.com 'unsafe-eval' *.fbcdn.net data:;connect-src wss://gateway.facebook.com wss://edge-chat.facebook.com *.facebook.com *.fbcdn.net wss://snaptu-d.facebook.com wss://kaios-d-test.facebook.com/ wss://kaios-d.facebook.com/ wss://*.whatsapp.com:* v.whatsapp.net *.fbsbx.com;font-src data: *.gstatic.com *.facebook.com *.fbcdn.net *.fbsbx.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com *.tenor.co media.tenor.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net *.giphy.com connect.facebook.net *.carriersignal.info blob: android-webview-video-poster: googleads.g.doubleclick.net cx.atdmt.com www.googleadservices.com;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com;frame-src *.doubleclick.net *.google.com *.facebook.com www.googleadservices.com *.fbsbx.com ad.atdmt.com data: www.instagram.com;worker-src blob: *.facebook.com;report-uri https://www.facebook.com/csp/reporting/?minimize=0;
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:* attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self';block-all-mixed-content;upgrade-insecure-requests;
facebook-api-version: v4.0
strict-transport-security: max-age=15552000; preload
content-type: text/html; charset="utf-8"
x-fb-debug: 2eykEbu4ILIPpQU4LFus4fqq23e9SevsOlFCj4DpXvkjTyMViL6RQzbF4YRlbC1LSL4QFEH0BGjaA+jYMdMtlw==
content-length: 0
date: Wed, 13 Oct 2021 10:13:32 GMT
alt-svc: h3=":443"; ma=3600, h3-29=":443"; ma=3600,h3-27=":443"; ma=3600

Verdicts & Comments Add Verdict or Comment

245 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.

7 Cookies

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

Domain/Path	Expires	Name / Value
feedback.refactoring.guru/	1969-12-31 23:59:59	Name: django_language Value: en
feedback.refactoring.guru/	1970-01-19 21:55:23	Name: uesessionid Value: lh10xl5exgjdlwogqi67mjcpd19tq36p
feedback.refactoring.guru/	1970-01-20 06:39:29	Name: csrftoken Value: wwprgk251AVEiMu2BjfUerYEqir5LinQWQH6JFnOuSXj5DAcWGdWEBtwZ0ftW5Si
.refactoring.guru/	1970-01-20 15:26:32	Name: _ga Value: GA1.2.305739224.1634120012
.refactoring.guru/	1970-01-19 21:56:46	Name: _gid Value: GA1.2.8747045.1634120012
.refactoring.guru/	1970-01-19 21:55:20	Name: _gat Value: 1
.refactoring.guru/	1970-01-19 21:55:20	Name: _gat_customTracker Value: 1

1 Console Messages

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

Source	Level	URL Text
other	error	URL: chrome-error://chromewebdata/ Message: Refused to display 'https://www.facebook.com/' in a frame because it set 'X-Frame-Options' to 'deny'.

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
Content-Security-Policy	frame-ancestors 'self' refactoring.guru refactoringguru.cn baidu.com; report-uri /tools/csp/
Strict-Transport-Security	max-age=0; preload
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN

Indicators

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

cdn.userecho.com
connect.facebook.net
feedback.refactoring.guru
refactoring.guru
stats.g.doubleclick.net
support.userecho.com
www.facebook.com
www.google-analytics.com
www.google.com
104.21.25.25
138.201.250.173
142.250.184.228
147.135.70.55
157.240.20.19
157.240.20.35
172.217.16.142
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feedback.refactoring.guru Open in urlscan Pro 104.21.25.25 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Page Statistics

37 Requests

97 %HTTPS

0 %IPv6

7 Domains

9 Subdomains

9 IPs

3 Countries

533 kBTransfer

1562 kBSize

7 Cookies

3 Outgoing links

Redirected requests

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

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feedback.refactoring.guru Open in urlscan Pro
104.21.25.25 Public Scan

Screenshot
Live screenshot

Full Image

37
Requests

97 %
HTTPS

0 %
IPv6

7
Domains

9
Subdomains

9
IPs

3
Countries

533 kB
Transfer

1562 kB
Size

7
Cookies

37 HTTP transactions
0 data transactions