CONTINUOUS INTERNET TELEMETRY24H DRIFT5,881 material changesacross 5,442 domains · last 24h · -4,534 vs yesterdayDNS DRIFT353 domains changed DNS providertop destination cloudflare.com · -306 vs yesterdayEMAIL DRIFT78 domains switched email providertop destination google.com · -89 vs yesterdayCERT DRIFT117 domains switched issuing CA24h · -102 vs yesterdayNOW452 curated domains not reachable-251 vs yesterdaySITE ERRORS17,342 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 96,626 sites429 rate-limit / 403 bot-block, a posture signal

readthedocs.com

Observed Jul 24, 2026, 03:40 UTC (7h 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.

Up right now
Runs onCloudflare
Email byGoogle Workspace
Secured byGoogle Trust Services
IPv6 · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat readthedocs.com actually stands on - every host below is a signed observation
readthedocs.com
A / AAAA
104.18.11.239104.18.10.2392606:4700::6812:bef2606:4700::6812:aef
Cloudflareserves the site
NS
ivan.ns.cloudflare.comtegan.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comalt1.aspmx.l.google.com
Google Workspacereceives its email
TLS
readthedocs.com
Google Trust Servicesissued its certificate

DNS Records

A 2

  • 104.18.11.239
  • 104.18.10.239

AAAA 2

  • 2606:4700::6812:bef
  • 2606:4700::6812:aef

MX 3

  • 1aspmx.l.google.com
  • 10aspmx2.googlemail.com
  • 5alt1.aspmx.l.google.com

TXT 2

  • v=spf1 include:_spf.mlsend.com include:_spf.google.com ~all
  • v=DMARC1; p=none; rua=mailto:14f4e1a7ced447a7a7bcf51f88c2303e@dmarc-reports.cloudflare.net;

NS 2

  • ivan.ns.cloudflare.com
  • tegan.ns.cloudflare.com

SOA 1

  • ivan.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common NameIssuerExpires
readthedocs.com C=US, O=Google Trust Services, CN=WE1 Mon, 28 Sep 2026 11:32:33 +0000
WE1 C=US, O=Google Trust Services LLC, CN=GTS Root R4 Tue, 20 Feb 2029 14:00:00 +0000
GTS Root R4 C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA Fri, 28 Jan 2028 00:00:42 +0000

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 readthedocs.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_bd668880084f580c
Output Hash
9276d9a3f115acbdaffa1c70d6338cd9d3805ffacc8f49e4a865f087432f594c
Signature
ed25519:0b256a6bb14f78e4854f1cb7cf70299634d61c1f09480ef855c196cb2681c72cf106f2e537c0a3ba34158f92073936f7376b78b5cc3315092f5325160cd4bf0e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser