substackcdn.com Open in urlscan Pro
2600:9000:206f:6000:4:b4b9:d3c0:93a1  Public Scan

Submitted URL: http://substackcdn.com/
Effective URL: https://substackcdn.com/
Submission: On October 14 via api from IT — Scanned from IT

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 2 HTTP transactions. The main IP is 2600:9000:206f:6000:4:b4b9:d3c0:93a1, located in United States and belongs to AMAZON-02, US. The main domain is substackcdn.com. The Cisco Umbrella rank of the primary domain is 15696.
TLS certificate: Issued by Amazon RSA 2048 M02 on February 13th 2024. Valid for: a year.
This is the only time substackcdn.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 2600:9000:206... 16509 (AMAZON-02)
2 2
Apex Domain
Subdomains
Transfer
2 substackcdn.com
substackcdn.com — Cisco Umbrella Rank: 15696
12 KB
2 1
Domain Requested by
2 substackcdn.com
2 1

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

Domain
status.substack.com
Subject Issuer Validity Valid
substackcdn.com
Amazon RSA 2048 M02
2024-02-13 -
2025-03-13
a year crt.sh

This page contains 1 frames:

Primary Page: https://substackcdn.com/
Frame ID: C63BB9F096295F0DC511191B940DCAFF
Requests: 3 HTTP requests in this frame

Screenshot

Page Title

Error - Substack

Page URL History Show full URLs

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

Page Statistics

2
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

2
IPs

1
Countries

12 kB
Transfer

14 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://substackcdn.com/ HTTP 307
    https://substackcdn.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

2 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
substackcdn.com/
Redirect Chain
  • http://substackcdn.com/
  • https://substackcdn.com/
6 KB
6 KB
Document
General
Full URL
https://substackcdn.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:6000:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213

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

alt-svc
h3=":443"; ma=86400
content-length
5672
content-type
text/html
date
Mon, 14 Oct 2024 12:37:00 GMT
etag
"bca1df02a0628fc70e30b2da04196f86"
last-modified
Fri, 03 Feb 2023 22:02:04 GMT
server
AmazonS3
via
1.1 b3dc72c60418e8887de31f772538f118.cloudfront.net (CloudFront)
x-amz-cf-id
au-1Bwf7wT4WDAoRMNN0ZOe3ta5HgZD6fUgxCcqDodv9ZlJ0S2g1HA==
x-amz-cf-pop
FRA56-C1
x-amz-error-code
AccessDenied
x-amz-error-message
Access Denied
x-cache
Error from cloudfront

Redirect headers

Location
https://substackcdn.com/
Non-Authoritative-Reason
HttpsUpgrades
truncated
/
3 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
e234c4df6f4d3aa34d3bbfc3100b9d64677f84947e435da38ebc65c3a3288ede

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
favicon.ico
substackcdn.com/
6 KB
6 KB
Other
General
Full URL
https://substackcdn.com/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:6000:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213

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://substackcdn.com/

Response headers

x-amz-cf-id
Khu6IGEyps8wky6pIr2Khz0SjuyzEzVuNaJDhNupSrkbnd5vUl8nFA==
etag
"bca1df02a0628fc70e30b2da04196f86"
via
1.1 b3dc72c60418e8887de31f772538f118.cloudfront.net (CloudFront)
x-amz-error-message
Access Denied
alt-svc
h3=":443"; ma=86400
x-cache
Error from cloudfront
content-length
5672
x-amz-error-code
AccessDenied
date
Mon, 14 Oct 2024 12:37:01 GMT
content-type
text/html
last-modified
Fri, 03 Feb 2023 22:02:04 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-C1

Verdicts & Comments Add Verdict or Comment

0 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.

0 Cookies

2 Console Messages

Source Level URL
Text
network error URL: https://substackcdn.com/
Message:
Failed to load resource: the server responded with a status of 403 ()
network error URL: https://substackcdn.com/favicon.ico
Message:
Failed to load resource: the server responded with a status of 403 ()

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.

substackcdn.com
2600:9000:206f:6000:4:b4b9:d3c0:93a1
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213
e234c4df6f4d3aa34d3bbfc3100b9d64677f84947e435da38ebc65c3a3288ede