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regex101.com Open in urlscan Pro
78.47.220.195  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://regex101.com/
Effective URL: https://regex101.com/
Submission: On October 07 via manual from US — Scanned from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 3 countries across 4 domains to perform 15 HTTP transactions. The main IP is 78.47.220.195, located in Germany and belongs to HETZNER-AS, DE. The main domain is regex101.com. The Cisco Umbrella rank of the primary domain is 160300.
TLS certificate: Issued by E6 on September 22nd 2024. Valid for: 3 months.
This is the only time regex101.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
8 78.47.220.195 24940 (HETZNER-AS)
1 209.85.232.95 15169 (GOOGLE)
2 195.201.221.111 24940 (HETZNER-AS)
2 173.194.68.94 15169 (GOOGLE)
2 157.230.69.73 14061 (DIGITALOC...)
15 6
8    78.47.220.195 (Germany)

ASN24940 (HETZNER-AS, DE)
PTR: static.195.220.47.78.clients.your-server.de
regex101.com
1    209.85.232.95 (United States)

ASN15169 (GOOGLE, US)
PTR: qt-in-f95.1e100.net
fonts.googleapis.com
2    195.201.221.111 (Gunzenhausen, Germany)

ASN24940 (HETZNER-AS, DE)
PTR: static.111.221.201.195.clients.your-server.de
analytics.regex101.com
2    173.194.68.94 (United States)

ASN15169 (GOOGLE, US)
PTR: qr-in-f94.1e100.net
fonts.gstatic.com
2    157.230.69.73 (Toronto, Canada)

ASN14061 (DIGITALOCEAN-ASN, US)
srv.buysellads.com
Apex Domain
Subdomains		 Transfer
10 regex101.com
regex101.com — Cisco Umbrella Rank: 160300
analytics.regex101.com — Cisco Umbrella Rank: 266324
315 KB
2 buysellads.com
srv.buysellads.com — Cisco Umbrella Rank: 26047
15 KB
2 gstatic.com
fonts.gstatic.com
69 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 30
3 KB
15 4
Domain Requested by
8 regex101.com regex101.com
2 srv.buysellads.com regex101.com
2 fonts.gstatic.com fonts.googleapis.com
2 analytics.regex101.com regex101.com
analytics.regex101.com
1 fonts.googleapis.com regex101.com
15 5

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

Domain
digidib.dev
srv.buysellads.com
discover.buysellads.com
Subject Issuer Validity Valid
regex101.com
E6		 2024-09-22 -
2024-12-21		 3 months crt.sh
upload.video.google.com
WR2		 2024-09-16 -
2024-12-09		 3 months crt.sh
analytics.regex101.com
R10		 2024-09-16 -
2024-12-15		 3 months crt.sh
*.gstatic.com
WR2		 2024-09-16 -
2024-12-09		 3 months crt.sh
*.buysellads.com
E5		 2024-09-19 -
2024-12-18		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://regex101.com/
Frame ID: 30BD18B8A79ED95F0F4B8344E4F8E32E
Requests: 16 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

regex101: build, test, and debug regex

Page URL History Show full URLs

  1. http://regex101.com/ HTTP 307
    https://regex101.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Page Statistics

15
Requests

100 %
HTTPS

0 %
IPv6

4
Domains

5
Subdomains

6
IPs

3
Countries

402 kB
Transfer

1367 kB
Size

0
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://regex101.com/ HTTP 307
    https://regex101.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

15 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
regex101.com/
Redirect Chain
  • http://regex101.com/
  • https://regex101.com/
57 KB
12 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
d55eea516d49fcd87b913af1aa5321fa149223677810bce2a954d33e321d942b
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; 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 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Response headers

content-encoding
br
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
content-type
text/html; charset=utf-8
cross-origin-embedder-policy
credentialless
cross-origin-opener-policy
same-origin
date
Mon, 07 Oct 2024 22:07:57 GMT
etag
W/"e5b4-7URN7eb5qhXO9z2dNSfkOuqnk/s"
referrer-policy
no-referrer-when-downgrade
server
nginx
service-worker-allowed
/
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Accept-Encoding
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
1; mode=block

Redirect headers

Cross-Origin-Resource-Policy
Cross-Origin
Location
https://regex101.com/
Non-Authoritative-Reason
HSTS
css2
fonts.googleapis.com/ 		36 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300;0,400;0,600;0,700;1,400&family=Source+Code+Pro:wght@400;500;700&display=swap
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
209.85.232.95 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
qt-in-f95.1e100.net
Software
ESF /
Resource Hash
dd7f9415c55b92d27b348c72354348b506a82d7ace26a1ee175f46caa19e079e
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

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
gzip
x-content-type-options
nosniff
expires
Mon, 07 Oct 2024 22:07:57 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
text/css; charset=utf-8
last-modified
Mon, 07 Oct 2024 22:07:57 GMT
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
cross-origin-opener-policy
same-origin-allow-popups
cross-origin-resource-policy
cross-origin
access-control-allow-origin
*
x-xss-protection
0
server
ESF
plausible.js
analytics.regex101.com/js/ 		1 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://analytics.regex101.com/js/plausible.js
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
195.201.221.111 Gunzenhausen, Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.111.221.201.195.clients.your-server.de
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
021f0fd27042b279a49e982215c6dc3c3ab84e95b35553a119dfdbd50af6be94
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

cache-control
public, max-age=86400, must-revalidate
cross-origin-resource-policy
cross-origin
Connection
keep-alive
x-content-type-options
nosniff
access-control-allow-origin
*
Content-Length
1346
Date
Mon, 07 Oct 2024 22:07:57 GMT
Content-Type
application/javascript
Server
nginx/1.18.0 (Ubuntu)
vendors-accountPage-quickref.e80e7da7a8e296458fd8.chunk.js
regex101.com/static/ 		983 B
966 B 		Script
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/vendors-accountPage-quickref.e80e7da7a8e296458fd8.chunk.js
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
90ce24d08a88ed4d67e01cfd02c8c38811a97448348226176bd8dd767e58f10e
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e57-1be"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
application/javascript; charset=utf-8
last-modified
Tue, 01 Oct 2024 14:59:35 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
446
x-xss-protection
1; mode=block
server
nginx
67.7a08e53f4cbe0280b2fa.css
regex101.com/static/ 		2 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/67.7a08e53f4cbe0280b2fa.css
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
844ca5f6d87f91e5a76a7344c461b12fcd90abf409d1f2b284312c2fb475a4b4
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e56-32e"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
text/css
last-modified
Tue, 01 Oct 2024 14:59:34 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
814
x-xss-protection
1; mode=block
server
nginx
quickref.2381affcf64e7b3af308.chunk.js
regex101.com/static/ 		120 KB
18 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/quickref.2381affcf64e7b3af308.chunk.js
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
542d8028c0c72f7c9bcdec207f0d73cc90c281b9d742997651df79c16913ac62
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e57-45d4"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
application/javascript; charset=utf-8
last-modified
Tue, 01 Oct 2024 14:59:35 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
17876
x-xss-protection
1; mode=block
server
nginx
vendors-bundle.63bbe289ff4e5599639f.js
regex101.com/static/ 		621 KB
171 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/vendors-bundle.63bbe289ff4e5599639f.js
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
fc876e5d781d6bdda8973ddad1c149b86f6e0058623c8a06ad50c6af1c08b31c
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e57-2aa85"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
application/javascript; charset=utf-8
last-modified
Tue, 01 Oct 2024 14:59:35 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
174725
x-xss-protection
1; mode=block
server
nginx
23.b2a0855ed5fe212190ae.css
regex101.com/static/ 		65 KB
15 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/23.b2a0855ed5fe212190ae.css
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
20ab72d9cfd88bf13d511931b3dcbfd2dd8d300c5f73fa58e7174ebdec6d8ebc
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e56-38f0"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
text/css
last-modified
Tue, 01 Oct 2024 14:59:34 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
14576
x-xss-protection
1; mode=block
server
nginx
bundle.ffa63590b249b03cbee4.js
regex101.com/static/ 		362 KB
93 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://regex101.com/static/bundle.ffa63590b249b03cbee4.js
Requested by
Host: regex101.com
URL: https://regex101.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
78.47.220.195 , Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.195.220.47.78.clients.your-server.de
Software
nginx /
Resource Hash
b7ab6c0b107e906080fe7ae2a0c667f7d2647858d7d6cdd67008f4f7876bfb6e
Security Headers
Name Value
Content-Security-Policy default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://regex101.com/

Response headers

content-encoding
br
service-worker-allowed
/
etag
"66fc0e57-17070"
x-content-type-options
nosniff
expires
Tue, 07 Oct 2025 22:07:57 GMT
date
Mon, 07 Oct 2024 22:07:57 GMT
content-type
application/javascript; charset=utf-8
last-modified
Tue, 01 Oct 2024 14:59:35 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-security-policy
default-src 'self' 'unsafe-eval' http: https: data: blob: 'unsafe-inline'
cache-control
max-age=31536000
cross-origin-opener-policy
same-origin
referrer-policy
no-referrer-when-downgrade
cross-origin-embedder-policy
credentialless
content-length
94320
x-xss-protection
1; mode=block
server
nginx
truncated
/ 		769 B
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
56b41106dbafac391838627a26366e878c586783a5cf69ec613b939712312eb2

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer

Response headers

Content-Type
image/png
event
analytics.regex101.com/api/ 		2 B
372 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://analytics.regex101.com/api/event
Requested by
Host: analytics.regex101.com
URL: https://analytics.regex101.com/js/plausible.js
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
195.201.221.111 Gunzenhausen, Germany, ASN24940 (HETZNER-AS, DE),
Reverse DNS
static.111.221.201.195.clients.your-server.de
Software
nginx/1.18.0 (Ubuntu) /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Content-Type
text/plain
Referer
https://regex101.com/

Response headers

x-request-id
F_xLDWmnElkiA2gRszcC
access-control-expose-headers
cache-control
max-age=0, private, must-revalidate
Connection
keep-alive
access-control-allow-credentials
true
access-control-allow-origin
*
Content-Length
2
Date
Mon, 07 Oct 2024 22:07:57 GMT
Content-Type
text/plain; charset=utf-8
Server
nginx/1.18.0 (Ubuntu)
memvYaGs126MiZpBA-UvWbX2vVnXBbObj2OVTS-muw.woff2
fonts.gstatic.com/s/opensans/v40/ 		47 KB
48 KB 		Font
General
Check archive.org
Download Go to
Full URL
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8 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| e function| plausible object| _global object| _sentryDebugIds string| _sentryDebugIdIdentifier object| SENTRY_RELEASE object| webpackChunkregex101 string| __reactRouterVersion

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