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Site profile

substack.com

Substack

Visit the site
Popularity rank
Unranked
Authority
77.7
0–100, from links to it
Pages indexed
1
Linked from
31
indexed sites
Server
cloudflare
Crawled
2 days ago

Technologies

Found on any of its indexed pages. Each one lists every other site that uses it.

Hosting and CDN
Cloudflare

Tracking IDs

Analytics, ad and verification IDs in its source. Sites sharing one are usually run by the same people.

None found.

Contacts

Email addresses, phone links and social profiles it publishes.

None found on its indexed pages.

Server

From the response headers and meta tags of its homepage.

Server
cloudflare
X-Powered-By
Express
Generator
–
IP address
2606:4700:4401::ac40:9638

Loads scripts from

Infrastructure

DNS, certificate and favicon, with when each was seen. Shared ones lead to the other sites behind them.

Addresses
104.18.37.200only this site
172.64.150.56only this site
2606:4700:4401::ac40:9638
2606:4700:4404::6812:25c8
Mail (MX)
mxa.mailgun.org22 other sites
mxb.mailgun.org22 other sites
Name servers
ali.ns.cloudflare.com4 other sites
lee.ns.cloudflare.com5 other sites
Certificate issuer
C = US, O = Google Trust Services, CN = WE1
Valid until
Dec 18, 2026
Certificate
170c0f4b69d6567a0e3c438239078cb9only this site
Names it covers
*.substack.comsubstack.com
Favicon
1879849997only this site
TXT records
facebook-domain-verification=8vbxp2ntmkudc6is3h5r840c9fwo7f
google-site-verification=4V_X38Yf0J4VJcWFwtG38bOS1nkOWeIWJhticlMgNQE
google-site-verification=DAkdykID6WqQM6tT7IfSu9_uB7-qIdB039MA_C3T3eA
google-site-verification=FfNIQIxsRHpj3Y7E_d3N6GFqGgWDZ-sfYojqCilwtqE

Ad sellers

Who its ads.txt and app-ads.txt let sell its ad space directly. Sites sharing a seller account usually share an owner.

No ads.txt or app-ads.txt with direct sellers.

Published files

What it publishes for machines. Every version is archived.

  • ads.txtnone (HTTP 404)
  • app-ads.txtnone (HTTP 404)
  • Favicon1 version · checked Oct 18, 2026View
  • robots.txt1 version · checked Oct 18, 2026View
  • security.txtnone (HTTP 404)
  • Sitemap1 version · checked Oct 18, 2026View

History

What the archive holds about it.

Fetched 1 time since Oct 18, 2026, 1 successfully. The archive holds 1 distinct version of 1 page: every change is kept.

Linked from 31 indexed sites

The most popular first.

Links to

Other sites its pages link to, by how many of its pages do.

Search within substack.com

Indexed pages