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substackcdn.com Open in urlscan Pro
2600:9000:206f:5800:4:b4b9:d3c0:93a1  Public Scan

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Submitted URL: https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0kh2oXv7qObmSYruiomIB...
Effective URL: https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazona...
Submission: On October 07 via api from BE — Scanned from NL
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 2 IPs in 2 countries across 2 domains to perform 4 HTTP transactions. The main IP is 2600:9000:206f:5800:4: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
2 188.114.97.3 13335 (CLOUDFLAR...)
2 2600:9000:206... 16509 (AMAZON-02)
4 2
Apex Domain
Subdomains		 Transfer
2 substackcdn.com
substackcdn.com — Cisco Umbrella Rank: 15696
51 KB
2 sbstck.com
link.sbstck.com — Cisco Umbrella Rank: 830371
2 KB
4 2
Domain Requested by
2 substackcdn.com link.sbstck.com
2 link.sbstck.com
4 2

This site contains no links.

Subject Issuer Validity Valid
sbstck.com
WE1		 2024-08-17 -
2024-11-15		 3 months crt.sh
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,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg?utm_source=substack&utm_medium=email
Frame ID: E71505019045B638D4FDD9E77F0A6C11
Requests: 4 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

https://substack-post-media.s3.amazonaws.com/public/images/e840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg (800×400)

Page URL History Show full URLs

  1. https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0... Page URL
  2. https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-p... Page URL

Page Statistics

4
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

2
Countries

53 kB
Transfer

51 kB
Size

6
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. https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0kh2oXv7qObmSYruiomIBsGM53qw5tGlMNE Page URL
  2. https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg?utm_source=substack&utm_medium=email Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

4 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
10d0b8be-5978-4734-89d8-1e94e1350203
link.sbstck.com/redirect/ 		859 B
2 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0kh2oXv7qObmSYruiomIBsGM53qw5tGlMNE
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Frame-Options sameorigin

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

cache-control
no-cache
cf-cache-status
DYNAMIC
cf-ray
8cee40f728ea0e6c-AMS
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 07 Oct 2024 13:31:50 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=g915y%2Fz4uocj%2FU%2BVgaKUy0%2B31xaSypgE%2BsWvXhoibisE%2BQ3F9LYggJqcVj%2Fc42qC4O0TfYXcb57XH3%2BFoxsJr7wBZbxZNgXQLEKswlvA32gwUmFpqtV%2FMqvRkiOq7HMapjM%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
speculation-rules
"/cdn-cgi/speculation"
strict-transport-security
max-age=31536000
vary
Accept-Encoding
x-cluster
substack
x-deploy
8b95e47dbb
x-frame-options
sameorigin
x-powered-by
Express
x-robots-tag
noindex, noarchive, nofollow
x-served-by
Substack
x-service
web
speculation
link.sbstck.com/cdn-cgi/ 		128 B
537 B 		Other
General
Check archive.org
Download Go to
Full URL
https://link.sbstck.com/cdn-cgi/speculation
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

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
Origin
https://link.sbstck.com
Referer
https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0kh2oXv7qObmSYruiomIBsGM53qw5tGlMNE

Response headers

nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=cAtYghy0ynq%2Fab4J53UxXW7RNF1uWhfJxfiTDcAfiM2XRyJY3sMFnbXS5UbIm8XhdebHOXuNteMCoZCpG0DDyHUp5xMwPeqJLJFhsdAqIaeXZvkUFXJUWujbL9%2BPbS8G2i0%3D"}],"group":"cf-nel","max_age":604800}
cf-ray
8cee40fa8e1e0e6c-AMS
access-control-allow-origin
https://link.sbstck.com
content-length
128
date
Mon, 07 Oct 2024 13:31:50 GMT
content-type
application/speculationrules+json
vary
Origin, Accept-Encoding
server
cloudflare
Primary Request https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg
substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/ 		44 KB
45 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg?utm_source=substack&utm_medium=email
Requested by
Host: link.sbstck.com
URL: https://link.sbstck.com/redirect/10d0b8be-5978-4734-89d8-1e94e1350203?j=eyJ1IjoiZ2ZoZWkifQ.wjM1jhfX0kh2oXv7qObmSYruiomIBsGM53qw5tGlMNE
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:5800:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy / Express
Resource Hash
e0747dcf3ca4a00b23b0f77e901fa94754edaa33c303e4469c6d1a39a3f412f1
Security Headers
Name Value
Content-Security-Policy script-src 'none'

Request headers

Referer
https://link.sbstck.com/
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

age
27874
alt-svc
h3=":443"; ma=86400
cache-control
public, max-age=31536000
content-disposition
inline; filename="e840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpg"
content-length
45163
content-security-policy
script-src 'none'
content-type
image/jpeg
date
Mon, 07 Oct 2024 05:47:16 GMT
etag
"yj0WO6sFU4GCciYUBWjzvvfqrBh869doeOC2Pp5EI1Y/RImRlMjUyMGFiM2YwMWEzM2VmMDAzNDA0ZjBkODAyYjE3Ig"
server
imgproxy
via
1.1 28ccbefb54459137bb0b0d946fd75e48.cloudfront.net (CloudFront)
x-amz-cf-id
1FEq8bQaqrO15FTEMUQSl-VlYTRFtKmuPy1bwpSF5_jckpIfezCbPQ==
x-amz-cf-pop
FRA56-C1
x-cache
Hit from cloudfront
x-powered-by
Express
x-request-id
a0RGTZ0kwLZkV80E7-A8d
favicon.ico
substackcdn.com/ 		6 KB
6 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://substackcdn.com/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:5800:4: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,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe840adbf-8950-4eac-b5a4-21a07100aca4_800x400.jpeg?utm_source=substack&utm_medium=email

Response headers

x-amz-cf-id
0ztNDlR4Kxl_UL5Q5Xjz8ObNBns54PIxbW1iCRoBiUgOP7sYvyqh8Q==
etag
"bca1df02a0628fc70e30b2da04196f86"
via
1.1 28ccbefb54459137bb0b0d946fd75e48.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, 07 Oct 2024 13:31:51 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.

6 Cookies

Domain/Path Name / Value
link.sbstck.com/ Name: AWSALBTG
Value: 6XlBsFb+4/mfiQVGIpnRrVi4reH2SABVs5HVTde/uRh8bsTLdWUKANc3epqdGnDzm0bylWGTWJMTp9kuO6bDi58y19n3CfvHVzWPE+Wr8SVgpOwqCmK6dindu1Q7vtAlh9t/icO9lCLIW+JZbjapVHQJv9fufr3Tt0E+UUpFGScu
link.sbstck.com/ Name: AWSALBTGCORS
Value: 6XlBsFb+4/mfiQVGIpnRrVi4reH2SABVs5HVTde/uRh8bsTLdWUKANc3epqdGnDzm0bylWGTWJMTp9kuO6bDi58y19n3CfvHVzWPE+Wr8SVgpOwqCmK6dindu1Q7vtAlh9t/icO9lCLIW+JZbjapVHQJv9fufr3Tt0E+UUpFGScu
.link.sbstck.com/ Name: cookie_storage_key
Value: 218d53d2-c367-41a6-932f-db96a0035b29
.link.sbstck.com/ Name: ajs_anonymous_id
Value: %22725a73ac-cf7f-4386-8acc-91208d84b64e%22
.link.sbstck.com/ Name: visit_id
Value: %7B%22id%22%3A%22a8447827-7df6-43c5-8b18-dd6d71479cb0%22%2C%22timestamp%22%3A%222024-10-07T13%3A31%3A50.613Z%22%7D
.link.sbstck.com/ Name: ab_testing_id
Value: %22or-9a51d58d-3541-47b7-bf18-ab96bd4c76d0%22

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
Strict-Transport-Security max-age=31536000
X-Frame-Options sameorigin

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.

link.sbstck.com
substackcdn.com
188.114.97.3
2600:9000:206f:5800:4:b4b9:d3c0:93a1
0110c2f49d1306a06102917e9303ac55ecf81a1542dce3a6e4fc94df00841213
e0747dcf3ca4a00b23b0f77e901fa94754edaa33c303e4469c6d1a39a3f412f1