Submitted URL: http://us.prairielearn.com/
Effective URL: https://us.prairielearn.com/
Submission: On May 11 via api from US — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 11 HTTP transactions. The main IP is 3.13.72.83, located in Columbus, United States and belongs to AMAZON-02, US. The main domain is us.prairielearn.com.
TLS certificate: Issued by Amazon RSA 2048 M02 on October 19th 2023. Valid for: a year.
This is the only time us.prairielearn.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
11 3.13.72.83 16509 (AMAZON-02)
11 1
Apex Domain
Subdomains
Transfer
11 prairielearn.com
us.prairielearn.com
2 MB
11 1
Domain Requested by
11 us.prairielearn.com us.prairielearn.com
11 1

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

Domain
prairielearn.readthedocs.io
prairielearn.slack.com
github.com
Subject Issuer Validity Valid
prairielearn.com
Amazon RSA 2048 M02
2023-10-19 -
2024-11-16
a year crt.sh

This page contains 1 frames:

Primary Page: https://us.prairielearn.com/
Frame ID: BF97E8A1EB3AA243429693A5E3A078AB
Requests: 11 HTTP requests in this frame

Screenshot

Page Title

Home | PrairieLearn

Page URL History Show full URLs

  1. http://us.prairielearn.com/ HTTP 307
    https://us.prairielearn.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)

Overall confidence: 100%
Detected patterns
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

11
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

1929 kB
Transfer

1969 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://us.prairielearn.com/ HTTP 307
    https://us.prairielearn.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
us.prairielearn.com/
Redirect Chain
  • http://us.prairielearn.com/
  • https://us.prairielearn.com/
17 KB
18 KB
Document
General
Full URL
https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
733948f0e2f1dfd2643098477c5594e32964475cf5cc179d8ccca207dbc5e37b
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'none';
X-Frame-Options DENY

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

access-control-allow-headers
X-Requested-With, Accept, X-Auth-UID, X-Auth-Name, X-Auth-Date, X-Auth-Signature, Content-Type
access-control-allow-methods
POST, PUT, PATCH, GET, OPTIONS
access-control-allow-origin
*
cache-control
max-age=0, no-cache, no-store, must-revalidate
content-length
17360
content-security-policy
frame-ancestors 'none';
content-type
text/html; charset=utf-8
date
Sat, 11 May 2024 01:30:38 GMT
etag
W/"43d0-gub916g/3hrZDsmKC2NA3qYGABc"
x-frame-options
DENY
x-powered-by
Express
x-response-id
cce09e76-acba-421b-afce-b5e89e5e1d66

Redirect headers

Location
https://us.prairielearn.com/
Non-Authoritative-Reason
HttpsUpgrades
bootstrap.min.css
us.prairielearn.com/assets/us-prod/main/node_modules/30200b7b4bbaba6b/bootstrap/dist/css/
158 KB
159 KB
Stylesheet
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/node_modules/30200b7b4bbaba6b/bootstrap/dist/css/bootstrap.min.css
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
f886516f3d41e9e7bd994c7f7a39a89cafae9483f90396cb0ddeafe8d1ea5e72

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:52 GMT
x-powered-by
Express
etag
W/"279d8-18f07d555f2"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
162264
bootstrap-icons.css
us.prairielearn.com/assets/us-prod/main/node_modules/69a82e872e07d84e/bootstrap-icons/font/
96 KB
97 KB
Stylesheet
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/node_modules/69a82e872e07d84e/bootstrap-icons/font/bootstrap-icons.css
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
4ffa6bea4304d2eda418683f56261685ed47bf00995039f27e5ad62d53938d2d

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:48 GMT
x-powered-by
Express
etag
W/"17fcf-18f07d54576"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
98255
colors.css
us.prairielearn.com/assets/us-prod/main/public/7f3b8ef74f0692a2/stylesheets/
6 KB
7 KB
Stylesheet
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/public/7f3b8ef74f0692a2/stylesheets/colors.css
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
6d990c89ed5239933b5b52da50ca0aae047f85b4bdd9994418910ad39bda1f88

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:32 GMT
x-powered-by
Express
etag
W/"1847-18f07d50597"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
6215
local.css
us.prairielearn.com/assets/us-prod/main/public/4b11c730ed52e267/stylesheets/
5 KB
6 KB
Stylesheet
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/public/4b11c730ed52e267/stylesheets/local.css
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
12d188cd314454403dc27b5888e3754977a808d587a201f4c7e4bfe37503490d

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:32 GMT
x-powered-by
Express
etag
W/"14ea-18f07d50597"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
5354
navbarClient-6ODQKYSM.js
us.prairielearn.com/assets/us-prod/main/build//scripts/
66 KB
18 KB
Script
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/build//scripts/navbarClient-6ODQKYSM.js
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
c0ab5d1e4dac45db3ffb53a65546551f59e8cac3d8c1b7b51047c41b21326d69

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
content-encoding
br
last-modified
Mon, 22 Apr 2024 22:05:38 GMT
x-powered-by
Express
etag
W/"4431-18f07d7de8e"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31557, immutable
accept-ranges
bytes
content-length
17457
jquery.min.js
us.prairielearn.com/assets/us-prod/main/node_modules/332b5ada10be1415/jquery/dist/
85 KB
86 KB
Script
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/node_modules/332b5ada10be1415/jquery/dist/jquery.min.js
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
fc9a93dd241f6b045cbff0481cf4e1901becd0e12fb45166a8f17f95823f0b1a

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:51 GMT
x-powered-by
Express
etag
W/"155ed-18f07d54f6c"
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
87533
bootstrap.bundle.min.js
us.prairielearn.com/assets/us-prod/main/node_modules/30200b7b4bbaba6b/bootstrap/dist/js/
81 KB
82 KB
Script
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/node_modules/30200b7b4bbaba6b/bootstrap/dist/js/bootstrap.bundle.min.js
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
19126b874a32753d42c12dfa6c17892bfd93820a5a5100ba1b34da4d07599b49

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:52 GMT
x-powered-by
Express
etag
W/"145b0-18f07d5561a"
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
83376
all.min.js
us.prairielearn.com/assets/us-prod/main/node_modules/5f9c7fe01f460e9f/@fortawesome/fontawesome-free/js/
1 MB
1 MB
Script
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/node_modules/5f9c7fe01f460e9f/@fortawesome/fontawesome-free/js/all.min.js
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
24b8bce65fa6e4860f2dc4301e829475dbc971b0f49fafd9074da88ce03514c0

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:47 GMT
x-powered-by
Express
etag
W/"16abd0-18f07d5427e"
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
1485776
home.css
us.prairielearn.com/assets/us-prod/main/public/49a1fdf7c54c4b94/stylesheets/
2 KB
2 KB
Stylesheet
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/public/49a1fdf7c54c4b94/stylesheets/home.css
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
42b4129e9591dee0ec641ab043e72e6eaa04f9545759ed9a291a339e835fc1b1

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:39 GMT
last-modified
Mon, 22 Apr 2024 22:02:32 GMT
x-powered-by
Express
etag
W/"732-18f07d50597"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
1842
favicon.ico
us.prairielearn.com/
1 KB
2 KB
Other
General
Full URL
https://us.prairielearn.com/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.13.72.83 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-13-72-83.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
585d71547dc4f3589a4d414ae173eccdadfe7845a69de69fe16cbd775278f1f5

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://us.prairielearn.com/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sat, 11 May 2024 01:30:41 GMT
cache-control
public, max-age=31536000
x-powered-by
Express
content-length
1150
etag
"47e-fEEAhIQtEMzTxJxdJq4oBWC3gRQ"
content-type
image/x-icon

Verdicts & Comments Add Verdict or Comment

7 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| htmx function| $ function| jQuery object| bootstrap object| ___FONT_AWESOME___ object| FontAwesomeConfig object| FontAwesome

4 Cookies

Domain/Path Name / Value
us.prairielearn.com/ Name: prairielearn_session
Value: Ye1G-KmSduQOdrxXg30GZu3tdepZgLYv.tbBO1RxluTC%2BOUd30IUJV6UYpSBA0MHnxU9k4SqINgg
.us.prairielearn.com/ Name: pl2_session
Value: Ye1G-KmSduQOdrxXg30GZu3tdepZgLYv.tbBO1RxluTC%2BOUd30IUJV6UYpSBA0MHnxU9k4SqINgg
us.prairielearn.com/ Name: AWSALB
Value: z50VJj468rjFv5jK7nq2wmIjNeWLMTKV/v00rZL0Mu0XoPTkDMT6SRz+ffeH9rjUp8G8H/VlSqjp07H+2zdUCOJjuf/IKWKHIXiMWH5Givas1vKUR+qOi62txvzNMgZ7goxQqzl+oGpqXPgpxCt8qGJ6egUqCw/1g+uoo9+GSheRNbuBCxk/UTA80dpwdg==
us.prairielearn.com/ Name: AWSALBCORS
Value: z50VJj468rjFv5jK7nq2wmIjNeWLMTKV/v00rZL0Mu0XoPTkDMT6SRz+ffeH9rjUp8G8H/VlSqjp07H+2zdUCOJjuf/IKWKHIXiMWH5Givas1vKUR+qOi62txvzNMgZ7goxQqzl+oGpqXPgpxCt8qGJ6egUqCw/1g+uoo9+GSheRNbuBCxk/UTA80dpwdg==

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 'none';
X-Frame-Options DENY