Submitted URL: http://lastweekin.ai/
Effective URL: https://lastweekin.ai/
Submission: On February 22 via api from GB — Scanned from GB

Summary

This website contacted 7 IPs in 2 countries across 5 domains to perform 34 HTTP transactions. The main IP is 2606:4700::6812:1484, located in United States and belongs to CLOUDFLARENET, US. The main domain is lastweekin.ai.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on October 17th 2021. Valid for: a year.
This is the only time lastweekin.ai was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 6 2606:4700::68... 13335 (CLOUDFLAR...)
17 2600:9000:223... 16509 (AMAZON-02)
4 2606:4700::68... 13335 (CLOUDFLAR...)
3 2a04:4e42:600... 54113 (FASTLY)
2 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
34 7
Apex Domain
Subdomains
Transfer
21 substack.com
cdn.substack.com — Cisco Umbrella Rank: 21854
substack.com — Cisco Umbrella Rank: 13416
15 MB
6 lastweekin.ai
lastweekin.ai
27 KB
3 sentry-cdn.com
js.sentry-cdn.com — Cisco Umbrella Rank: 4829
4 KB
2 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 31
484 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 50
64 KB
34 5
Domain Requested by
17 cdn.substack.com lastweekin.ai
substack.com
6 lastweekin.ai 1 redirects lastweekin.ai
4 substack.com lastweekin.ai
substack.com
cdn.substack.com
3 js.sentry-cdn.com lastweekin.ai
substack.com
2 www.google-analytics.com lastweekin.ai
1 www.googletagmanager.com cdn.substack.com
34 6

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

Domain
substack.com
www.skynettoday.com
twitter.com
Subject Issuer Validity Valid
lastweekin.ai
Cloudflare Inc ECC CA-3
2021-10-17 -
2022-10-16
a year crt.sh
substack.com
Amazon
2021-12-07 -
2023-01-04
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2021-11-13 -
2022-11-12
a year crt.sh
*.sentry-cdn.com
GlobalSign Atlas R3 DV TLS CA H2 2021
2021-11-26 -
2022-12-28
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2022-02-07 -
2022-05-02
3 months crt.sh

This page contains 3 frames:

Primary Page: https://lastweekin.ai/
Frame ID: 384FFDE6BBDCB18AAD5E19CD26C79CFD
Requests: 21 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: DF6A17D1CAEB040BB021F1871DA13793
Requests: 6 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: A095EBDB8CE5F4ABB42DF91A94BC72B0
Requests: 7 HTTP requests in this frame

Screenshot

Page Title

Last Week in AI | SubstackCommentShareCommentShareCommentShareCommentShareCommentShareCommentShareCommentShareCommentShare

Page URL History Show full URLs

  1. http://lastweekin.ai/ HTTP 301
    https://lastweekin.ai/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

34
Requests

94 %
HTTPS

100 %
IPv6

5
Domains

6
Subdomains

7
IPs

2
Countries

15125 kB
Transfer

20746 kB
Size

5
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://lastweekin.ai/ HTTP 301
    https://lastweekin.ai/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

34 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
lastweekin.ai/
Redirect Chain
  • http://lastweekin.ai/
  • https://lastweekin.ai/
205 KB
25 KB
Document
General
Full URL
https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:1484 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
31faccba6b0424e528e5d88524617ce3881dc08696a012caf13e3fe688c70583
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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36
Accept-Language
en-GB,en;q=0.9

Response headers

date
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content-type
text/html; charset=utf-8
cf-ray
6e18ece04b99772f-LHR
cache-control
no-cache
etag
W/"33347-blXOVMjuPutXxur3tGeDxqLAT/M"
strict-transport-security
max-age=31536000
vary
Accept-Encoding
via
1.1 vegur
cf-cache-status
MISS
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-cluster
substack
x-frame-options
sameorigin
x-powered-by
Express
x-served-by
Substack
server
cloudflare
content-encoding
gzip

Redirect headers

Date
Tue, 22 Feb 2022 14:32:42 GMT
Content-Type
text/html; charset=utf-8
Content-Length
100
Connection
keep-alive
Location
https://lastweekin.ai/
CF-Ray
6e18ecddf85971ed-LHR
Vary
Accept, Accept-Encoding
Via
1.1 vegur
CF-Cache-Status
MISS
X-Cluster
substack
X-Powered-By
Express
X-Served-By
Substack
Server
cloudflare
main.css
cdn.substack.com/theme/
480 KB
61 KB
Stylesheet
General
Full URL
https://cdn.substack.com/theme/main.css?v=33140781afcba5a161fcdcc163ab6735
Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Cowboy / Express
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://lastweekin.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
x-cluster
substack
etag
W/"77faa-f1Wjw2sTVkHuiFKpOXEX4GUKrMU"
age
65210
x-powered-by
Express
x-cache
Hit from cloudfront
content-encoding
gzip
x-served-by
Substack
server
Cowboy
date
Mon, 21 Feb 2022 20:25:53 GMT
vary
Accept-Encoding
content-type
text/css; charset=utf-8
via
1.1 vegur, 1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
cache-control
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x-amz-cf-pop
FRA56-P3
x-amz-cf-id
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776 B
1 KB
Stylesheet
General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Cowboy / Express
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://lastweekin.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
x-cluster
substack
server
Cowboy
age
930966
x-powered-by
Express
etag
W/"308-P+in15WyJiLyGbBfC36O4KrKm9I"
x-cache
Hit from cloudfront
content-type
text/css; charset=utf-8
via
1.1 vegur, 1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
cache-control
public, max-age=31557600
date
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x-amz-cf-pop
FRA56-P3
content-length
776
x-amz-cf-id
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x-served-by
Substack
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cdn.substack.com/image/fetch/w_96,c_limit,f_auto,q_auto:good,fl_progressive:steep/
7 KB
8 KB
Image
General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgix /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://lastweekin.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 08 Oct 2021 02:53:44 GMT
via
1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
x-content-type-options
nosniff
age
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x-cache
Hit from cloudfront
x-imgix-id
d88a1baa11f493729c4ffdacd94cf02a926ebf6b
content-length
7328
x-served-by
cache-sjc10047-SJC, cache-hhn4074-HHN
last-modified
Fri, 08 Oct 2021 02:53:44 GMT
server
imgix
content-type
image/png
access-control-allow-origin
*
cache-control
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x-amz-cf-pop
FRA56-P3
accept-ranges
bytes
x-amz-cf-id
VKiwm9cFZ5hXgPOJ67jW24IvKT1kuHKdu-iHu_01ylcirHtYmfJG0w==
cross-origin-resource-policy
cross-origin
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cdn.substack.com/image/fetch/w_1360,c_limit,f_auto,q_auto:best,fl_progressive:steep/
82 KB
83 KB
Image
General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Cloudinary /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://lastweekin.ai/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Mon, 06 Sep 2021 04:45:37 GMT
via
1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
x-content-type-options
nosniff
age
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Hit from cloudfront
server-timing
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content-length
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x-request-id
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last-modified
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server
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etag
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content-type
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access-control-allow-origin
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access-control-expose-headers
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cache-control
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x-amz-cf-pop
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accept-ranges
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channel-frame
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24 KB
6 KB
Document
General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:c9 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Security Headers
Name Value
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Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36
Accept-Language
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Referer
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Response headers

date
Tue, 22 Feb 2022 14:32:43 GMT
content-type
text/html; charset=utf-8
cf-ray
6e18ece55ba37765-LHR
cache-control
no-cache
etag
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strict-transport-security
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via
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cf-cache-status
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expect-ct
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x-cluster
substack
x-powered-by
Express
x-served-by
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vary
Accept-Encoding
server
cloudflare
content-encoding
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Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgix /
Resource Hash
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Security Headers
Name Value
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Request headers

Accept-Language
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Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
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via
1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
x-content-type-options
nosniff
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x-served-by
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server
imgix
content-type
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access-control-allow-origin
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accept-ranges
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Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
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Software
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Security Headers
Name Value
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Request headers

Accept-Language
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User-Agent
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Response headers

date
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via
1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
x-content-type-options
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x-served-by
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imgix
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22 KB
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General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
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Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

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User-Agent
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Response headers

date
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via
1.1 5c79308f72e53cdf81a950b478a7e144.cloudfront.net (CloudFront)
x-content-type-options
nosniff
age
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x-cache
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server-timing
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Response headers

date
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content-type
text/html; charset=utf-8
cf-ray
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cache-control
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strict-transport-security
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1.1 vegur
cf-cache-status
DYNAMIC
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-cluster
substack
x-powered-by
Express
x-served-by
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vary
Accept-Encoding
server
cloudflare
content-encoding
gzip
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
firehose
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35 B
563 B
Image
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Full URL
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URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Security Headers
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Request headers

Accept-Language
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Response headers

date
Tue, 22 Feb 2022 14:32:44 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/gif
cache-control
no-cache
strict-transport-security
max-age=31536000
cf-ray
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content-length
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x-served-by
Substack
collect
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35 B
393 B
Image
General
Full URL
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Requested by
Host: lastweekin.ai
URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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Resource Hash
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Security Headers
Name Value
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Request headers

Accept-Language
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Referer
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User-Agent
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Response headers

pragma
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date
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x-content-type-options
nosniff
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server
Golfe2
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access-control-allow-origin
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cache-control
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content-length
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firehose
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35 B
400 B
Image
General
Full URL
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H2
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Security Headers
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Request headers

Accept-Language
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Referer
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User-Agent
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Response headers

date
Tue, 22 Feb 2022 14:32:44 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/gif
cache-control
no-cache
strict-transport-security
max-age=31536000
cf-ray
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content-length
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x-served-by
Substack
collect
www.google-analytics.com/
35 B
91 B
Image
General
Full URL
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URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
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Referer
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User-Agent
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Response headers

pragma
no-cache
date
Tue, 22 Feb 2022 04:47:54 GMT
x-content-type-options
nosniff
last-modified
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server
Golfe2
age
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content-type
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access-control-allow-origin
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cache-control
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cross-origin-resource-policy
cross-origin
alt-svc
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content-length
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firehose
lastweekin.ai/api/v1/
35 B
423 B
Image
General
Full URL
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URL: https://lastweekin.ai/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:1484 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Security Headers
Name Value
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Request headers

Accept-Language
en-GB,en;q=0.9
Referer
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User-Agent
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Response headers

date
Tue, 22 Feb 2022 14:32:45 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/gif
cache-control
no-cache
strict-transport-security
max-age=31536000
cf-ray
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content-length
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x-served-by
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77 KB
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Full URL
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Requested by
Host: substack.com
URL: https://substack.com/channel-frame
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
x-cluster
substack
etag
W/"965c8-M9B7X2FuboScZpS0V5GP6iOkVwA"
age
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x-powered-by
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x-cache
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content-encoding
gzip
x-served-by
Substack
server
Cowboy
date
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vary
Accept-Encoding
content-type
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via
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cache-control
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Full URL
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Host: substack.com
URL: https://substack.com/channel-frame
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42:600::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options deny
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Request headers

Referer
https://substack.com/
Origin
https://substack.com
Accept-Language
en-GB,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Tue, 22 Feb 2022 14:32:45 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
18
x-envoy-upstream-service-time
10
vary
Accept-Encoding
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x-xss-protection
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x-served-by
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x-frame-options
deny
strict-transport-security
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content-type
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access-control-allow-origin
*
cache-control
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accept-ranges
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552 KB
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General
Full URL
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URL: https://substack.com/channel-frame
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:223d:3a00:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
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Name Value
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Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://substack.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
x-cluster
substack
etag
W/"1d0a72-17f1de7cd48"
age
65211
x-powered-by
Express
x-cache
Hit from cloudfront
content-encoding
gzip
x-served-by
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server
Cowboy
date
Mon, 21 Feb 2022 20:25:54 GMT
vary
Accept-Encoding
content-type
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via
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cache-control
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x-amz-cf-pop
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x-amz-cf-id
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firehose
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732 B
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Full URL
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Host: substack.com
URL: https://substack.com/channel-frame
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6812:c9 , United States, ASN13335 (CLOUDFLARENET, US),
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Software
cloudflare / Express
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://substack.com/channel-frame
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Tue, 22 Feb 2022 14:32:45 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/gif
cache-control
no-cache
strict-transport-security
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cf-ray
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alt-svc
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x-served-by
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firehose
substack.com/api/v1/ Frame A095
35 B
732 B
Image
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URL: https://substack.com/channel-frame
Protocol
H3
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QUIC, , AES_128_GCM
Server
2606:4700::6812:c9 , United States, ASN13335 (CLOUDFLARENET, US),
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cloudflare / Express
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Name Value
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Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://substack.com/channel-frame
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Tue, 22 Feb 2022 14:32:45 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
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vary
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content-type
image/gif
cache-control
no-cache
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cf-ray
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alt-svc
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firehose
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543 B
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H2
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Request headers

Accept-Language
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Referer
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Response headers

date
Tue, 22 Feb 2022 14:32:46 GMT
via
1.1 vegur
cf-cache-status
DYNAMIC
x-cluster
substack
server
cloudflare
x-powered-by
Express
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/gif
cache-control
no-cache
strict-transport-security
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cf-ray
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x-served-by
Substack
js
www.googletagmanager.com/gtag/ Frame A095
173 KB
64 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-TLW0DF6G5V&l=localGaDataLayer
Requested by
Host: cdn.substack.com
URL: https://cdn.substack.com/min/substack.bundle.js?v=1d0a72-17f1de7cd48
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80f::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
820c26fd78b4d52a57d03311b87867ca39eac4dde9391a22d7ed42d2251ca665
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://substack.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Tue, 22 Feb 2022 14:32:46 GMT
content-encoding
br
server
Google Tag Manager
access-control-allow-headers
Cache-Control
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
strict-transport-security
max-age=31536000; includeSubDomains
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
64897
x-xss-protection
0
expires
Tue, 22 Feb 2022 14:32:46 GMT

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
substack.com
URL
https://substack.com/api/v1/firehose?_=1645540364548&d=eyJldmVudCI6InBhZ2VzIiwicHJvcGVydGllcyI6eyJicm93c2VyU2Vzc2lvbklkIjoiYXgzZzV5ZHphaGkifSwiY29udGV4dCI6eyJjbGllbnRfdHlwZSI6IndlYiIsInBhZ2UiOnsicmVmZXJyZXIiOiJodHRwczovL2xhc3R3ZWVraW4uYWkvIiwidGl0bGUiOiJTdWJzdGFjayAtIFN0YXJ0IGEgcGFpZCBuZXdzbGV0dGVyIiwidXJsIjoiaHR0cHM6Ly9zdWJzdGFjay5jb20vY2hhbm5lbC1mcmFtZSJ9fX0%3D
Domain
substack.com
URL
https://substack.com/api/v1/firehose?_=1645540364596&d=eyJldmVudCI6IkZyYW1lIG1lc3NhZ2Ugc2VudCIsInByb3BlcnRpZXMiOnsiYnJvd3NlclNlc3Npb25JZCI6ImF4M2c1eWR6YWhpIn0sImNvbnRleHQiOnsiY2xpZW50X3R5cGUiOiJ3ZWIiLCJwYWdlIjp7InJlZmVycmVyIjoiaHR0cHM6Ly9sYXN0d2Vla2luLmFpLyIsInRpdGxlIjoiU3Vic3RhY2sgLSBTdGFydCBhIHBhaWQgbmV3c2xldHRlciIsInVybCI6Imh0dHBzOi8vc3Vic3RhY2suY29tL2NoYW5uZWwtZnJhbWUifX19

Verdicts & Comments Add Verdict or Comment

23 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| 0 function| structuredClone function| balanceText object| Sentry object| _preloads object| _analyticsConfig function| si function| ui function| li function| qn function| ci function| fi function| ei function| Fn function| Qn function| pi function| ti object| IntlPolyfill function| setImmediate function| clearImmediate object| regeneratorRuntime function| I function| __captchaOnloadCallback

5 Cookies

Domain/Path Name / Value
.substack.com/ Name: __cf_bm
Value: bE51QDe2UcmKmrWX3bxEIs111eNftTpFpo5p91fQZjs-1645540363-0-ASP5aNZvLy+wQToq1thgroKHIz7SATJwJSEq768KADx6hLna8emM/9R1lJ+5JfoLEkEPjpKQrL6qPBh4k/D7jfU=
lastweekin.ai/ Name: ajs_anonymous_id
Value: %2217a7a65b-914a-415f-9519-e219870e45f7%22
.lastweekin.ai/ Name: ajs_anonymous_id
Value: %2217a7a65b-914a-415f-9519-e219870e45f7%22
.lastweekin.ai/ Name: visit_id
Value: %7B%22id%22%3A%2286a1405f-d759-4646-9906-420934251afe%22%2C%22timestamp%22%3A%222022-02-22T14%3A32%3A44.984Z%22%7D
.lastweekin.ai/ Name: ab_testing_id
Value: %2213de8cdb-886d-4a32-be2e-e8b98d2928d0%22

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.

cdn.substack.com
js.sentry-cdn.com
lastweekin.ai
substack.com
www.google-analytics.com
www.googletagmanager.com
substack.com
2600:9000:223d:3a00:3:e0f8:540:93a1
2606:4700::6812:1484
2606:4700::6812:c9
2a00:1450:4001:80f::2008
2a00:1450:4001:811::200e
2a04:4e42:600::729
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