substackcdn.com Open in urlscan Pro
2600:9000:206f:7e00:4:b4b9:d3c0:93a1  Public Scan

URL: https://substackcdn.com/image/fetch/f_auto
Submission: On September 27 via api from IN — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 2 HTTP transactions. The main IP is 2600:9000:206f:7e00:4: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 17489.
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 1
Apex Domain
Subdomains
Transfer
2 substackcdn.com
substackcdn.com — Cisco Umbrella Rank: 17489
6 KB
2 1
Domain Requested by
2 substackcdn.com
2 1

This site contains no links.

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/image/fetch/f_auto
Frame ID: 95E15FA9FEA21268BB88AF463827AB9C
Requests: 2 HTTP requests in this frame

Screenshot


Page Statistics

2
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

6 kB
Transfer

6 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

2 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request f_auto
substackcdn.com/image/fetch/
9 B
338 B
Document
General
Full URL
https://substackcdn.com/image/fetch/f_auto
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:7e00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
/ Express
Resource Hash
e3ebaa16dd9d9b9fc107c42183fb6cf9d22927e1af03dbbdfa0ccc38e4e4ac31

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
cache-control
max-age=100
content-length
9
content-type
text/html; charset=utf-8
date
Fri, 27 Sep 2024 09:04:29 GMT
etag
W/"9-R1yEhnOj95+nePAcK9WnIdTEFwc"
via
1.1 673c96d1f19de21216629aa48d90ac92.cloudfront.net (CloudFront)
x-amz-cf-id
QnQmjqJFbspDNGXM6b0U0qhQ10-F3q7_dAKSdjORVMJLBnQytXiLHw==
x-amz-cf-pop
FRA56-C1
x-cache
Error from cloudfront
x-powered-by
Express
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:7e00:4: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/image/fetch/f_auto

Response headers

x-amz-cf-id
m1Jx1whJVyUXE1oM2ZgmAzteAjH71q5i1iSNGQMnpQked_uGRg_1qA==
etag
"bca1df02a0628fc70e30b2da04196f86"
via
1.1 673c96d1f19de21216629aa48d90ac92.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
Fri, 27 Sep 2024 09:04:29 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/image/fetch/f_auto
Message:
Failed to load resource: the server responded with a status of 404 ()
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:7e00:4:b4b9:d3c0:93a1
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213
e3ebaa16dd9d9b9fc107c42183fb6cf9d22927e1af03dbbdfa0ccc38e4e4ac31