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dev.37signals.com Open in urlscan Pro
2a06:98c1:3120::3  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://dev.37signals.com/
Effective URL: https://dev.37signals.com/
Submission: On November 20 via api from US — Scanned from NL
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 26 HTTP transactions. The main IP is 2a06:98c1:3120::3, located in United States and belongs to CLOUDFLARENET, US. The main domain is dev.37signals.com.
TLS certificate: Issued by E1 on October 29th 2023. Valid for: 3 months.
This is the only time dev.37signals.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 25 2a06:98c1:312... 13335 (CLOUDFLAR...)
2 204.62.114.180 25657 (BASECAMP)
26 2
Apex Domain
Subdomains		 Transfer
25 37signals.com
dev.37signals.com
924 KB
2 basecamp.com
basecamp.com — Cisco Umbrella Rank: 25123
2 KB
26 2
Domain Requested by
25 dev.37signals.com 1 redirects dev.37signals.com
2 basecamp.com dev.37signals.com
basecamp.com
26 2

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

Domain
37signals.com
basecamp.com
www.hey.com
Subject Issuer Validity Valid
dev.37signals.com
E1		 2023-10-29 -
2024-01-27		 3 months crt.sh
*.basecamp.com
RapidSSL Global TLS RSA4096 SHA256 2022 CA1		 2023-01-27 -
2024-01-26		 a year crt.sh

This page contains 1 frames:

Primary Page: https://dev.37signals.com/
Frame ID: B984E90A696D4060E43FBBCE005EB179
Requests: 26 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

37signals Dev — How we do, what we do

Page URL History Show full URLs

  1. http://dev.37signals.com/ HTTP 301
    https://dev.37signals.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <form [^>]*id="mc-embedded-subscribe-form"
  • <form [^>]*name="mc-embedded-subscribe-form"

Page Statistics

26
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

925 kB
Transfer

962 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://dev.37signals.com/ HTTP 301
    https://dev.37signals.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

26 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
dev.37signals.com/
Redirect Chain
  • http://dev.37signals.com/
  • https://dev.37signals.com/
36 KB
8 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c34e5fa10d611b5d7c7663730c1fe714c5d4a9fe69d7a535eaf2ace5c78cfd5c
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
nl-NL,nl;q=0.9

Response headers

access-control-allow-origin
*
alt-svc
h3=":443"; ma=86400
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aae4e27196d-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 20 Nov 2023 22:46:28 GMT
etag
W/"7b9bc53c11a1549f932f781bba88561e"
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
referrer-policy
strict-origin-when-cross-origin
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=hoHax%2Bv1TUfF6YopaLrKH1YfdiRx9yPtn1BYiOe9Icyxs4%2BDdLmmKA3YfTugSTykFFe0qmwrOYi6FXz7LPnoIJ7hZ%2FThhOWzqgrP28OP%2FTfoIX9xFSBQrvSEHrL8cOQU18uhdqsIG%2BztGcU6iCA42w%3D%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
x-content-type-options
nosniff

Redirect headers

CF-RAY
82943aad8b8a65e0-FRA
Cache-Control
max-age=3600
Connection
keep-alive
Date
Mon, 20 Nov 2023 22:46:28 GMT
Expires
Mon, 20 Nov 2023 23:46:28 GMT
Location
https://dev.37signals.com/
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=dX%2FUpT%2BS3Yq7MzRg5CZh7iQH%2F7vnEhTMxaCTOFGW3jBGh3ciX%2FjxZGFie%2B4nm3LsSn8YtqQB5dvCd2x7xbzioztYPu4kVMX7pphunHiF2GwFOqiZUcAlkWuJth8icdX%2FxyehZbb5szzkHG8cx2ZNtA%3D%3D"}],"group":"cf-nel","max_age":604800}
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
alt-svc
h3=":443"; ma=86400
style.css
dev.37signals.com/assets/css/ 		22 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/css/style.css
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4f7a1400b68865ce9196069ef686b2bb61c83fe8d8cebac408d39059b525cd36
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:28 GMT
content-encoding
br
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"aaeef8cc661a286e4f9f523656088719"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=hVkPmxQIAkBYs4qHAo3L%2F0PmY3wx4NO%2F9nPrdJR%2BxEOcGbKnJRxnq4HwgmWSc9OwQ85u6Jbp17UXGVhQtuRq3fopkSnAc1rda3bkk9tg3NksSD10HsbtHPZ%2FgjkbToQ6lquh7dmSh8L%2Bv4StjkbZ2A%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf0f0b196d-FRA
alt-svc
h3=":443"; ma=86400
script.js
dev.37signals.com/assets/js/ 		126 B
442 B 		Script
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/js/script.js
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f09bba558e09d804531642cadd7bf7a29550e303bef674016dbcdbd595095e3e
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://dev.37signals.com/
Origin
https://dev.37signals.com
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:28 GMT
content-encoding
br
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"7144bda0d7680c1896082862b48fa066"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=uJLc0hyFXq8IOfti%2F7Dn2tUftaxWhikWwkcRH7e5b6DKwZMMJt3R1iLIH37R2BaTEQly%2FasyeBrJ%2B1vgiK6y3oyFJiNaOJ9HHl4pEKaOFUQNIZlqycqR2w6NJmRQGLk3JUCuKiSXk5wvz84HUGGumA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf0f0e196d-FRA
alt-svc
h3=":443"; ma=86400
script.js
basecamp.com/js/ 		1 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://basecamp.com/js/script.js
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
204.62.114.180 , United States, ASN25657 (BASECAMP, US),
Reverse DNS
basecamp.com
Software
nginx /
Resource Hash
021f0fd27042b279a49e982215c6dc3c3ab84e95b35553a119dfdbd50af6be94
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
content-encoding
gzip
x-content-type-options
nosniff
cdn-edgestorageid
718
cdn-cachedat
11/20/2023 13:41:16
cdn-pullzone
682664
cross-origin-resource-policy
cross-origin
application
10.0.0.3
alt-svc
h3=":443"; ma=2592000
content-length
925
server
nginx
cdn-proxyver
1.04
cdn-requestpullcode
200
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
content-type
application/javascript
access-control-allow-origin
*
cdn-cache
HIT
cdn-uid
153cb5b1-399a-48ef-b5bf-098c03770254
cache-control
public, must-revalidate, max-age=86400
permissions-policy
interest-cohort=()
cdn-requestid
1e8024c47c5c62380f95f3ff9fc6f753
cdn-requestcountrycode
US
cdn-status
200
cdn-requestpullsuccess
True
jorge.webp
dev.37signals.com/assets/images/authors/ 		21 KB
21 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/jorge.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
41de9cf0eef4a86b9fc931b5014810e201cf4de750327964c6ce8f3e85d4b7f6
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"4cb0cf671cc8611d17e83805874c689c"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=qqI6zLDVaM5NoQruzbMA64EYZE%2FHViKBjTHge79xiDykUqejfywqYSuQYLtczPxg6fdwAOPwnUuHWFNgJyTRbjhqFDapGVaLweng2YQomJwn9XtxLbLv6EKCqgLERISB8MIjMUkH4v9WcdUwiD1QcQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf0f0f196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
21400
nicklas.webp
dev.37signals.com/assets/images/authors/ 		53 KB
53 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/nicklas.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e6d1ecfacb63338f2379eb2d1e0c7806c66a0f21c0ab9e8d8da53cb486671009
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:28 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"09fde8d81bb4ca52af32e3a3ffaace72"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=BUFONYN0UQAh6W2LqOzT2DOEvHlGG6LxmVMqK7m0sOkMgtKYDBK9PhxVexhIYmVCtj6hbxPdTJaUEvuuibGHlnTwRPa93eSywRzcrmRiFhcftQR1qNsKhW0PrNB5WBb18rX6ZR4N7o1mzmmE8urgtQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf0f10196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
54114
donal.webp
dev.37signals.com/assets/images/authors/ 		73 KB
73 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/donal.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3322376a9d16caafd52124a4a45acf32a2c824511e095556b9bd81997194f464
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"c81c31576d50015a1dbde66899efb3ec"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=26N3u2A97sn7UsZpyeH7rbJGGsq7TxUp1ibxds9uZjH%2FaAg1pqd3iBoLqpVIL4m4OOGLrHduDV0UfFKWoYPC5yQsGBs2C7m5L47Lxn63mYybDPTklruUJBY3N3hfwYynF0d40n9IK497uPIoXFFE1w%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf5f9d196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
74786
jay.webp
dev.37signals.com/assets/images/authors/ 		46 KB
46 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/jay.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
98240451ff3d078b73e9cdaa31e12348f60a398946fd91285ad57e2cccb0e167
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"ca965fe3ecda9654c99d1a5770cda4ff"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=q%2BiS1gG0LSXDMTMCjSXV1Q6lu2gzrPldpN6mfLz4nLdBdBYXUXZyqBigmMQLvoXK6iOV0j4yYie3wy9J8qsZ3kqkFRpIM76nrm2No8zsdE%2FBcQeJq5lKMailW9C5RNv%2F4XmC9%2BOwgF0lomQcKa0TJQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf5f9f196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
47182
andrea.webp
dev.37signals.com/assets/images/authors/ 		9 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/andrea.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
91943ed70979d652d7977647ff5ae61973f7a12626aeede2f4ff96d43e7c28ee
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"11ed9f6dff57437bec9328c1bc84ff3d"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Bt%2FRDoXDYcZfj%2FhJO2eaLrYeiObMCtWXt3ZIynbcfItkuhAHv1jHLltQUTDDbNilXKmyDbsAtcNxyox2OwuY8JtMhmGYb5jnpV13dgy4M5Nhn%2Faro1X0i3RL7eGEteVyWD7Cx3VhL0XmD3KWfNeGXg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf5fa1196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
9170
arman.webp
dev.37signals.com/assets/images/authors/ 		29 KB
30 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://dev.37signals.com/assets/images/authors/arman.webp
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3a8e970eaefd48c49051089b1a98b13ec850b97e7a42e572e39e25406a01888a
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
nl-NL,nl;q=0.9
Referer
https://dev.37signals.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"5a8b6a03fb8b45396a004c6660306259"
vary
Accept-Encoding
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Full URL
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Full URL
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Full URL
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{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=hLIe90fu0cf%2B0UpbBm8IwQ258QDfT11jX7oHMtnCTSMF%2BVxN0Mw%2FDGKoZ7qpH89LGRiKrpM43bDB5W87LgMJEtz3bOnCAXNHd6L9TvCLVL6frnZpL4BOrixtKes0jAFbtxqd8%2BGTBSgGIDkNJePHWQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf8fef196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
49612
LabGrotesque-Bold.woff2
dev.37signals.com/assets/fonts/ 		50 KB
51 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/fonts/LabGrotesque-Bold.woff2
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/assets/css/style.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b10ac4c9239cc8983329cc68cb72d38c7014e84a5955d0d70630998dd0666222
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://dev.37signals.com/assets/css/style.css
Origin
https://dev.37signals.com
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"1aeb7b99b210288f80ea4cea8f9b2f1b"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=bqyiWO6UMnWwbDKvu7ztGmxUnImG%2B69f86RCg92rrZNj3ILFPEhNaUJgnbPY0DHtfPE6SWMXMfODs8SOXGxfv2lREPJIjOsch9Dvw4t%2BFVkIGQJt6n20fwFmGn%2BEBpdjO%2BEyY71xKrzvu5e2zABtSg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf8ff0196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
51692
LabGrotesqueMono-Regular.woff2
dev.37signals.com/assets/fonts/ 		34 KB
34 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/fonts/LabGrotesqueMono-Regular.woff2
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/assets/css/style.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
479e37ba5d5e712b9796923ebcaec947e4d87a4fb017ab50b6e86f34381911be
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://dev.37signals.com/assets/css/style.css
Origin
https://dev.37signals.com
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"15358c1c6d22f46fef3c9422b2104088"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=lis%2BZfUOCP46yoiTwQIg0U2kir86zKE8R9ed3DDJ%2Fmj06f3QkEQkNfeTFHiuO3XNbrd4aIjc5aNavSCG8xI3gMrGrdkOi%2Fvk97McLgtB2SIdTyQMIKdvroyr7SqCDzXLLCoBpiPvm8nlmtNPxz8V5A%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf8ff2196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
34440
LabGrotesque-Medium.woff2
dev.37signals.com/assets/fonts/ 		49 KB
50 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/fonts/LabGrotesque-Medium.woff2
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/assets/css/style.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e8c8fc12f3fd39fe8b4cec1332e00c1c3ae1ded80c7637911246e62d66645b9f
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://dev.37signals.com/assets/css/style.css
Origin
https://dev.37signals.com
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
"ba5cadab142d551ec20b3f651ad67859"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=i4DbpWo9YT5UiEfgrF9CKpjW%2BupTQtjM1gDfo0VIgMXPCLCOZejGSS5mZ3FRRhlt6B9a5ktS1k9z05agJOSoCngOlWfgabIRmApuD%2FV6uS05OWMv1%2B%2FRWLGeqrco%2Bv%2FF4gb1hH05G053v0kFQ3ipjw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaf8ff5196d-FRA
alt-svc
h3=":443"; ma=86400
content-length
50492
signup.js
dev.37signals.com/assets/js/modules/ 		1 KB
923 B 		Script
General
Check archive.org
Download Go to
Full URL
https://dev.37signals.com/assets/js/modules/signup.js
Requested by
Host: dev.37signals.com
URL: https://dev.37signals.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
89c1f650bc313cf0630ceef30885bdb2489a651e84abc6ab8f2b3d77309e71e5
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://dev.37signals.com/assets/js/script.js
Origin
https://dev.37signals.com
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
content-encoding
br
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
etag
W/"4872089d1790721635a70aefc08dd435"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=6PYJeziQOanXXpgyMgIfFkYm2Oy%2B73HV%2BWAPPmZfQM8DW59Pxgra3evIk%2Fwbrb9AhGLtFkaUqZGuz9uVrLK2MzZpbBXlMBDPhqduKAp4rfiMbWL1ch3E4Y0e%2FHotvCFY%2F9tHpAjZbDci5mOFwH1Tqw%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
cf-ray
82943aaff848196d-FRA
alt-svc
h3=":443"; ma=86400
event
basecamp.com/api/ 		2 B
464 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://basecamp.com/api/event
Requested by
Host: basecamp.com
URL: https://basecamp.com/js/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
204.62.114.180 , United States, ASN25657 (BASECAMP, US),
Reverse DNS
basecamp.com
Software
nginx /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Referer
https://dev.37signals.com/
accept-language
nl-NL,nl;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
Content-Type
text/plain

Response headers

date
Mon, 20 Nov 2023 22:46:29 GMT
cdn-edgestorageid
1069
cdn-cachedat
11/20/2023 22:46:29
cdn-pullzone
682664
application
10.0.0.3
alt-svc
h3=":443"; ma=2592000
content-length
2
x-request-id
F5l2SOcVUwy3mM0kXbYF
server
nginx
cdn-proxyver
1.04
cdn-requestpullcode
202
vary
Accept-Encoding
content-type
text/plain; charset=utf-8
access-control-allow-origin
*
cdn-uid
153cb5b1-399a-48ef-b5bf-098c03770254
cache-control
must-revalidate, max-age=0, private
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
cdn-requestid
d561c49171c90770a9933c938da8ecde
cdn-requestcountrycode
US
cdn-requestpullsuccess
True

Verdicts & Comments Add Verdict or Comment

2 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| documentPictureInPicture function| plausible

0 Cookies

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-Content-Type-Options nosniff

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.

basecamp.com
dev.37signals.com
204.62.114.180
2a06:98c1:3120::3
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