Submitted URL: http://us.prairielearn.com/
Effective URL: https://us.prairielearn.com/
Submission: On March 21 via api from US — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 10 HTTP transactions. The main IP is 18.224.128.194, 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
1 1 3.142.178.39 16509 (AMAZON-02)
10 18.224.128.194 16509 (AMAZON-02)
10 1
Apex Domain
Subdomains
Transfer
11 prairielearn.com
us.prairielearn.com
2 MB
10 1
Domain Requested by
11 us.prairielearn.com 1 redirects us.prairielearn.com
10 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: E7B80C6BE90A5239CCB2F01971139CC0
Requests: 10 HTTP requests in this frame

Screenshot

Page Title

Home | PrairieLearn

Page URL History Show full URLs

  1. http://us.prairielearn.com/ HTTP 301
    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

10
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

1927 kB
Transfer

1966 kB
Size

3
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 301
    https://us.prairielearn.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

10 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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
82a2a9307399419921fdacee31fc1d5d0d14df7ed99d796cf8dd29652ece0029
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'none';
X-Frame-Options DENY

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36
accept-language
de-DE,de;q=0.9

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
17299
content-security-policy
frame-ancestors 'none';
content-type
text/html; charset=utf-8
date
Thu, 21 Mar 2024 02:50:04 GMT
etag
W/"4393-dhpH65HwecqYlIdPuK/4y18i0mA"
x-frame-options
DENY
x-powered-by
Express
x-response-id
c45631d2-e706-4180-a14b-88b5b2875e31

Redirect headers

Connection
keep-alive
Content-Length
134
Content-Type
text/html
Date
Thu, 21 Mar 2024 02:50:04 GMT
Location
https://us.prairielearn.com:443/
Server
awselb/2.0
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
f886516f3d41e9e7bd994c7f7a39a89cafae9483f90396cb0ddeafe8d1ea5e72

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:15:16 GMT
x-powered-by
Express
etag
W/"279d8-18e5e25c2ea"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
4ffa6bea4304d2eda418683f56261685ed47bf00995039f27e5ad62d53938d2d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:15:12 GMT
x-powered-by
Express
etag
W/"17fcf-18e5e25b1d8"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
6d990c89ed5239933b5b52da50ca0aae047f85b4bdd9994418910ad39bda1f88

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:14:55 GMT
x-powered-by
Express
etag
W/"1847-18e5e257178"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
12d188cd314454403dc27b5888e3754977a808d587a201f4c7e4bfe37503490d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:14:55 GMT
x-powered-by
Express
etag
W/"14ea-18e5e257178"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
5354
navbarClient-SVXXD4XI.js
us.prairielearn.com/assets/us-prod/main/build//scripts/
64 KB
17 KB
Script
General
Full URL
https://us.prairielearn.com/assets/us-prod/main/build//scripts/navbarClient-SVXXD4XI.js
Requested by
Host: us.prairielearn.com
URL: https://us.prairielearn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
aa6f03f65d9b349dafff22ca870a37971a23f24a32b8c55fcec95cc399107002

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
content-encoding
br
last-modified
Wed, 20 Mar 2024 23:18:04 GMT
x-powered-by
Express
etag
W/"4261-18e5e285072"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31557, immutable
accept-ranges
bytes
content-length
16993
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
fc9a93dd241f6b045cbff0481cf4e1901becd0e12fb45166a8f17f95823f0b1a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:15:15 GMT
x-powered-by
Express
etag
W/"155ed-18e5e25bc64"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
19126b874a32753d42c12dfa6c17892bfd93820a5a5100ba1b34da4d07599b49

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:15:16 GMT
x-powered-by
Express
etag
W/"145b0-18e5e25c358"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
24b8bce65fa6e4860f2dc4301e829475dbc971b0f49fafd9074da88ce03514c0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:15:11 GMT
x-powered-by
Express
etag
W/"16abd0-18e5e25af12"
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
18.224.128.194 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-128-194.us-east-2.compute.amazonaws.com
Software
/ Express
Resource Hash
42b4129e9591dee0ec641ab043e72e6eaa04f9545759ed9a291a339e835fc1b1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://us.prairielearn.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.128 Safari/537.36

Response headers

date
Thu, 21 Mar 2024 02:50:04 GMT
last-modified
Wed, 20 Mar 2024 23:14:55 GMT
x-powered-by
Express
etag
W/"732-18e5e257178"
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000, immutable
accept-ranges
bytes
content-length
1842

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

3 Cookies

Domain/Path Name / Value
us.prairielearn.com/ Name: prairielearn_session
Value: MBIPz0C9MQm4HigvztHuTmiG7sD_4WRV.H%2BkcNrFFUYLiO472%2F%2B1o2lcKtjnTZSAruIHOpsd1LKs
us.prairielearn.com/ Name: AWSALB
Value: +688B9JzmixBEq3QNf75u53SRBsjL5XrBFqBfO4NdWHGpEsRF9Gn2CS4jFrQ9wM0y/5PnS7qYSehLddwTySP/nWDJ8ji6KPnqBa6EtC4ys953CdBXS6LTQPHaDyW
us.prairielearn.com/ Name: AWSALBCORS
Value: +688B9JzmixBEq3QNf75u53SRBsjL5XrBFqBfO4NdWHGpEsRF9Gn2CS4jFrQ9wM0y/5PnS7qYSehLddwTySP/nWDJ8ji6KPnqBa6EtC4ys953CdBXS6LTQPHaDyW

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