CONTINUOUS INTERNET TELEMETRY24H DRIFT10,758 material changesacross 10,379 domains · +129 vs yesterdayDNS DRIFT758 domains changed DNS providertop destination cloudflare.com · -22 vs yesterdayEMAIL DRIFT176 domains switched email providertop destination google.com · +6 vs yesterdayCERT DRIFT221 domains switched issuing CA24h · -9 vs yesterdayNOW1,166 curated domains not reachable-183 vs yesterdaySITE ERRORS19,135 sites serving errorslast probe · 5xx / 404 / TLSTHROTTLED95,144 throttled or blocked our scanner429 rate-limit / 403 bot-block

substack-custom-domains.com

Observed Jul 21, 2026, 16:40 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Not responding
Registered withAmazon Registrar, Inc.
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat substack-custom-domains.com actually stands on - every host below is a signed observation
substack-custom-domains.com
NS
ali.ns.cloudflare.comlee.ns.cloudflare.com
cloudflare.comanswers its DNS

DNS Records

NS 2

  • ali.ns.cloudflare.com
  • lee.ns.cloudflare.com

SOA 1

  • ali.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (0)

None.

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for substack-custom-domains.com. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for substack-custom-domains.com <a href="https://domaindrift.io/t/substack-custom-domains.com"> <img src="https://domaindrift.io/badge/substack-custom-domains.com.svg" width="300" height="64" alt="DomainDrift signed observations for substack-custom-domains.com"> </a>

Ed25519 Receipt

Receipt ID
rcpt_14679b0ae4d0afb4
Output Hash
d7aeb21a2e717cc2864dce588b82b6d14da57c87debdfd0dfb41345d1816af59
Signature
ed25519:04ab1fdc290c564d5da0f3c458b9277c182e7e3e7cf4c39ee3ae383e5ce30f3d245f3eaa2225c29fa848d7c11605fd730cb800182f0f01ca2e0a29212be81508
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser