substackcdn.com Open in urlscan Pro
2600:9000:206f:b000:4:b4b9:d3c0:93a1  Public Scan

URL: https://substackcdn.com/image/fetch/w_36,c_scale,f_png,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack.com%2Fico...
Submission: On September 10 via api from FR — Scanned from FR

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 2 HTTP transactions. The main IP is 2600:9000:206f:b000:4: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 19777.
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: 19777
8 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/w_36,c_scale,f_png,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack.com%2Ficon%2FLucideComments%3Fv%3D4%26height%3D36%26fill%3Dnone%26stroke%3D%2523808080%26strokeWidth%3D2
Frame ID: 4CB87EF6D431DAB108A02B6692A581B5
Requests: 2 HTTP requests in this frame

Screenshot

Page Title

https://substack.com/icon/LucideComments?v=4&height=36&fill=none&stroke=%23808080&strokeWidth=2 (36×36)

Page Statistics

2
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

8 kB
Transfer

7 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 https%3A%2F%2Fsubstack.com%2Ficon%2FLucideComments%3Fv%3D4%26height%3D36%26fill%3Dnone%26stroke%3D%2523808080%26strokeWidth%3D2
substackcdn.com/image/fetch/w_36,c_scale,f_png,q_auto:good,fl_progressive:steep/
1 KB
2 KB
Document
General
Full URL
https://substackcdn.com/image/fetch/w_36,c_scale,f_png,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack.com%2Ficon%2FLucideComments%3Fv%3D4%26height%3D36%26fill%3Dnone%26stroke%3D%2523808080%26strokeWidth%3D2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:b000:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy / Express
Resource Hash
860a9b9f0c69fac996d5a5765021f8ece63c8e1316baecfecb27aecd028d88d0
Security Headers
Name Value
Content-Security-Policy script-src 'none'

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

age
10179470
alt-svc
h3=":443"; ma=86400
cache-control
max-age=30758400, public
content-disposition
inline; filename="LucideComments.png"
content-length
1195
content-security-policy
script-src 'none'
content-type
image/png
date
Wed, 15 May 2024 12:00:11 GMT
etag
"m65h9uNHK-FCxC53UlBiogZsM_EcNoHNGoMJwwiPMSA/RVy8iMWRkLUJWU2ltVnd0cHUyYWtjWXJyQTRRVkQvMVZodyI"
expires
Tue, 06 May 2025 12:00:11 GMT
server
imgproxy
via
1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
x-amz-cf-id
4OuiXG7VxVd7GqARWtBhEwgV3cnZ3QrQLixCyQcHpGPJeDI2LoWpGw==
x-amz-cf-pop
FRA56-C1
x-cache
Hit from cloudfront
x-powered-by
Express
x-request-id
YQOQiDmIk8TOgOK4YZMI1
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:b000:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213

Request headers

Referer
https://substackcdn.com/image/fetch/w_36,c_scale,f_png,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack.com%2Ficon%2FLucideComments%3Fv%3D4%26height%3D36%26fill%3Dnone%26stroke%3D%2523808080%26strokeWidth%3D2
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Tue, 10 Sep 2024 07:38:01 GMT
x-amz-error-code
AccessDenied
via
1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
last-modified
Fri, 03 Feb 2023 22:02:04 GMT
server
AmazonS3
x-amz-cf-pop
FRA56-C1
etag
"bca1df02a0628fc70e30b2da04196f86"
x-amz-error-message
Access Denied
content-type
text/html
x-cache
Error from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
5672
x-amz-cf-id
6T4uxAg0WeB6BSZqDgIG79Y8a5nIZpUMxWpSHQNNZ8cBxwWpMB_FDA==

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

1 Console Messages

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

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 script-src 'none'

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:b000:4:b4b9:d3c0:93a1
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213
860a9b9f0c69fac996d5a5765021f8ece63c8e1316baecfecb27aecd028d88d0