Submitted URL: http://refactoring.guru/
Effective URL: https://refactoring.guru/
Submission: On March 04 via api from US — Scanned from DE

Summary

This website contacted 6 IPs in 3 countries across 6 domains to perform 24 HTTP transactions. The main IP is 2606:4700:3037::ac43:de0b, located in United States and belongs to CLOUDFLARENET, US. The main domain is refactoring.guru. The Cisco Umbrella rank of the primary domain is 456610.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on April 10th 2023. Valid for: a year.
This is the only time refactoring.guru was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Apex Domain
Subdomains
Transfer
18 refactoring.guru
refactoring.guru — Cisco Umbrella Rank: 456610
468 KB
3 paddle.com
cdn.paddle.com — Cisco Umbrella Rank: 25491
15 KB
1 google.de
www.google.de — Cisco Umbrella Rank: 6744
408 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 84
245 B
1 google.com
region1.analytics.google.com — Cisco Umbrella Rank: 2656
254 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 40
92 KB
24 6
Domain Requested by
18 refactoring.guru 1 redirects refactoring.guru
3 cdn.paddle.com refactoring.guru
cdn.paddle.com
1 www.google.de refactoring.guru
1 stats.g.doubleclick.net www.googletagmanager.com
1 region1.analytics.google.com www.googletagmanager.com
1 www.googletagmanager.com refactoring.guru
24 6

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

Domain
www.facebook.com
feedback.refactoring.guru
refactoringguru.cn
github.com
zhart.us
Subject Issuer Validity Valid
refactoring.guru
Cloudflare Inc ECC CA-3
2023-04-10 -
2024-04-09
a year crt.sh
paddle.com
Cloudflare Inc ECC CA-3
2023-08-08 -
2024-08-07
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2024-02-05 -
2024-04-29
3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3
2024-02-05 -
2024-04-29
3 months crt.sh
www.google.de
GTS CA 1C3
2024-02-05 -
2024-04-29
3 months crt.sh

This page contains 1 frames:

Primary Page: https://refactoring.guru/
Frame ID: 94E97CC13B925A0CA5646089FD2CD750
Requests: 24 HTTP requests in this frame

Screenshot

Page Title

Refactoring and Design Patterns

Page URL History Show full URLs

  1. http://refactoring.guru/ HTTP 301
    https://refactoring.guru/ Page URL

Detected technologies

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

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

24
Requests

100 %
HTTPS

100 %
IPv6

6
Domains

6
Subdomains

6
IPs

3
Countries

576 kB
Transfer

1839 kB
Size

4
Cookies

Page URL History

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

  1. http://refactoring.guru/ HTTP 301
    https://refactoring.guru/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

24 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
refactoring.guru/
Redirect Chain
  • http://refactoring.guru/
  • https://refactoring.guru/
58 KB
11 KB
Document
General
Full URL
https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3d5297bbaea6c346f71ee00d16f71c82106931b757a5571880eaad4a8560150b
Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-credentials
true
access-control-allow-origin
https://refactoringguru.cn
alt-svc
h3=":443"; ma=86400
cache-control
max-age=300, public, s-maxage=31536000
cf-cache-status
HIT
cf-ray
85f3d320ef842c53-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 04 Mar 2024 18:10:44 GMT
last-modified
Mon, 04 Mar 2024 17:38:18 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
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server
cloudflare
static-cache
HIT
strict-transport-security
max-age=0; preload
vary
Accept-Encoding
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
1; mode=block

Redirect headers

CF-RAY
85f3d32008ba1c9b-FRA
Cache-Control
max-age=3600
Connection
keep-alive
Date
Mon, 04 Mar 2024 18:10:43 GMT
Expires
Mon, 04 Mar 2024 19:10:43 GMT
Location
https://refactoring.guru/
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=mGKIh1vOWCn25LSK3SL%2BDxhTL4cRdYdtl717BCfBw6syjOLdJ%2FIv1Zeja15l9XlwTWW6EqSxsmgWtyS%2FwS5Y4QzWKajQLiTYwwpV4T%2By6Qimegvo1CX4riWp4VzdEq7JMan88XZO4xVtOSvje%2BaJ"}],"group":"cf-nel","max_age":604800}
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
X-Content-Type-Options
nosniff
alt-svc
h3=":443"; ma=86400
public-packed.min.css
refactoring.guru/css/
277 KB
49 KB
Stylesheet
General
Full URL
https://refactoring.guru/css/public-packed.min.css?id=d2ea065ec10ac477be3aed604c2981a0
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
06a821fd2a53e912629d5d338a1cfe3187647103288239f7719426f0ce10a6e4
Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://refactoring.guru/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1444
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
last-modified
Mon, 04 Mar 2024 17:38:28 GMT
server
cloudflare
etag
W/"65e60714-4542f"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
text/css
access-control-allow-origin
https://refactoringguru.cn
report-to
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cache-control
max-age=1296000, public
access-control-allow-credentials
true
cf-ray
85f3d32198892c53-FRA
ptsans-regular_en.woff2
refactoring.guru/fonts/PTSans/
38 KB
38 KB
Font
General
Full URL
https://refactoring.guru/fonts/PTSans/ptsans-regular_en.woff2?1
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c31a218b06f16d228b4e5d170a5ca1b40ae5adfa7a83fbe664fa3181f9eff9f5
Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://refactoring.guru/
Origin
https://refactoring.guru
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/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1444
alt-svc
h3=":443"; ma=86400
content-length
38416
x-xss-protection
1; mode=block
last-modified
Sat, 16 Sep 2023 18:01:26 GMT
server
cloudflare
etag
"6505ed76-9610"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
font/woff2
access-control-allow-origin
https://refactoringguru.cn
report-to
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cache-control
max-age=1296000, public
access-control-allow-credentials
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accept-ranges
bytes
cf-ray
85f3d321988d2c53-FRA
ptsans-bold_en.woff2
refactoring.guru/fonts/PTSans/
39 KB
39 KB
Font
General
Full URL
https://refactoring.guru/fonts/PTSans/ptsans-bold_en.woff2?1
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f420fca9676415bf07a7f5a7e72f282bdf81d6a90ad43636fc3ca2a153623cd1
Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://refactoring.guru/
Origin
https://refactoring.guru
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/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1444
alt-svc
h3=":443"; ma=86400
content-length
39516
x-xss-protection
1; mode=block
last-modified
Sat, 16 Sep 2023 18:01:26 GMT
server
cloudflare
etag
"6505ed76-9a5c"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
font/woff2
access-control-allow-origin
https://refactoringguru.cn
report-to
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cache-control
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access-control-allow-credentials
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accept-ranges
bytes
cf-ray
85f3d32198902c53-FRA
fontawesome.woff2
refactoring.guru/fonts/fontello/
24 KB
24 KB
Font
General
Full URL
https://refactoring.guru/fonts/fontello/fontawesome.woff2?15843843
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://refactoring.guru/
Origin
https://refactoring.guru
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/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1444
alt-svc
h3=":443"; ma=86400
content-length
24216
x-xss-protection
1; mode=block
last-modified
Sat, 16 Sep 2023 18:01:26 GMT
server
cloudflare
etag
"6505ed76-5e98"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
font/woff2
access-control-allow-origin
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report-to
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cache-control
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accept-ranges
bytes
cf-ray
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paddle.js
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45 KB
14 KB
Script
General
Full URL
https://cdn.paddle.com/paddle/v2/paddle.js
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3108::ac42:283c , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://refactoring.guru/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
via
1.1 b2ff0757c99f49ffe4443806bd650e5a.cloudfront.net (CloudFront)
content-encoding
br
x-amz-version-id
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cf-cache-status
HIT
x-amz-cf-pop
CPT52-C1
age
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cf-polished
origSize=46063
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
x-amz-replication-status
COMPLETED
cf-bgj
minify
last-modified
Mon, 26 Feb 2024 14:16:39 GMT
server
cloudflare
etag
W/"d5bdbcc996a7501672bc2add1e86d54e"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=14400
cf-ray
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x-amz-cf-id
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expires
Mon, 04 Mar 2024 22:10:44 GMT
js
www.googletagmanager.com/gtag/
272 KB
92 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-SR8Y3GYQYC
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
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Security Headers
Name Value
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X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://refactoring.guru/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
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alt-svc
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expires
Mon, 04 Mar 2024 18:10:44 GMT
public.min.js
refactoring.guru/js/
384 KB
117 KB
Script
General
Full URL
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Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://refactoring.guru/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36

Response headers

date
Mon, 04 Mar 2024 18:10:44 GMT
strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
1804
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
1; mode=block
last-modified
Tue, 30 Jan 2024 12:23:46 GMT
server
cloudflare
etag
W/"65b8ea52-60027"
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript; charset=utf-8
access-control-allow-origin
https://refactoringguru.cn
report-to
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cache-control
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access-control-allow-credentials
true
cf-ray
85f3d322ad5d3a6d-FRA
facebook-page-en.png
refactoring.guru/images/content-public/content/
28 KB
28 KB
Image
General
Full URL
https://refactoring.guru/images/content-public/content/facebook-page-en.png?id=d31df144e370667d3ca68eb9e945b2b3
Requested by
Host: refactoring.guru
URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3037::ac43:de0b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
29453fc712f84cd752dd383677ce3054103d8b10ba21c67904f11d69fed05d78
Security Headers
Name Value
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User-Agent
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Response headers

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strict-transport-security
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Requested by
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Request headers

Accept
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accept-language
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User-Agent
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Response headers

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strict-transport-security
max-age=0; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
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server
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User-Agent
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Response headers

pragma
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server
Golfe2
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alt-svc
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collect
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Full URL
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URL: https://www.googletagmanager.com/gtag/js?id=G-SR8Y3GYQYC
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Software
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

pragma
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date
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server
Golfe2
content-type
text/plain
access-control-allow-origin
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cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
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cross-origin-resource-policy
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alt-svc
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expires
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Requested by
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URL: https://refactoring.guru/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Software
cafe /
Resource Hash
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

pragma
no-cache
date
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x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
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cache-control
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cross-origin-resource-policy
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content-length
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Verdicts & Comments Add Verdict or Comment

110 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.

function| extend function| defer string| locale string| locale_prefix string| localized_url_prefix_m string| url_prefix_m string| localized_url_prefix string| url_prefix string| chinese_home string| user_echo_alias string| user_echo_host string| user_echo_private_forum string| user_echo_locale string| user_echo_public_forum string| user_echo_public_forum_url string| user_echo_sso_token object| Paddle function| gtag object| dataLayer object| social_login_provider object| CodeMirrorScripts boolean| loadContent boolean| loadCart number| _hthck function| saveLang function| onResizeBA function| onResizeRelationsHeaders function| attachLangSwitcher function| CodeColorize boolean| wasInteractive function| Loader function| Menu object| C_EU object| C_2CO_VAT_COUNTRY object| C_PADDLE_VAT_COUNTRY object| C_PADDLE_GST_COUNTRY object| C_PADDLE_COUNTRY_POSTAL_CODE_REQUITED string| C_USA string| C_Brazil string| C_India string| C_Canada string| C_Turkey string| BT_Personal string| BT_Company object| USA_States object| CAN_States object| IND_Districts object| BRA_States number| CHECKOUT_AJAX_TIMEOUT object| storage object| checkout_pane object| step_login object| step_purchase_type object| __billing_details_step object| step_2co_customer_details object| step_paddle_customer_details object| step_paysystems object| step_paddle object| step_2co_card_details object| step_2co_ideal object| step_2co_konbini object| step_fondy_uah_confirmation object| step_coinbase_network_warning object| checkout function| sendPageView function| makeGAProduct function| bindGAEcommerceListeners function| bindGAPromotionsListeners string| loadedForm function| doCheckout function| successFunc function| normalRequest function| checkout_trans_choice string| originalTitle function| changeHash function| $ function| jQuery function| OverlayScrollbars function| FastClick function| Popper object| Util function| Tab function| Collapse function| Dropdown function| ScrollSpy function| Tooltip function| Modal function| Popover function| SmoothScroll function| page function| _ object| onPageLoad string| default_lang object| loader object| content object| translations function| trans function| url object| menu object| smooth_scroll object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal object| defaults string| ip_country undefined| ip_city undefined| ip_state undefined| ip_postal_code object| product_access

4 Cookies

Domain/Path Name / Value
.refactoring.guru/ Name: _ga_SR8Y3GYQYC
Value: GS1.1.1709575844.1.0.1709575844.60.0.0
.refactoring.guru/ Name: _ga
Value: GA1.1.622537010.1709575845
.refactoring.guru/ Name: XSRF-TOKEN
Value: eyJpdiI6Im53aUhNbURsalhlbWdubXJoVTRzT1E9PSIsInZhbHVlIjoiOUo2Tm5ESGtMZENFbHVaV2FHblFJalJ3MkJDVXFxS0R2MDVKcXl5bVBtWEFzMm5iQ01yRTRaemRzeEQwajJrN1UreUJ6VmFEaWs5RDc2QWRFTnVEWHorTkFPZ1d1blB3R0xvNWJ1RjRGT1FWU3NQbjMzekluUFlzNkZhZ3lCeUgiLCJtYWMiOiI1MDEwYTIyNTBkYjIzZGRjODJmMDk0OTk4ZThiMTExOWY5MTFlMDFhYWEwZDE2NTE2OTYxZjcwZmFhMTk5MTZmIiwidGFnIjoiIn0%3D
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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
Strict-Transport-Security max-age=0; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

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.paddle.com
refactoring.guru
region1.analytics.google.com
stats.g.doubleclick.net
www.google.de
www.googletagmanager.com
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