CONTINUOUS INTERNET TELEMETRY24H DRIFT3,188 material changesacross 2,715 domains · -210 vs yesterdayDNS DRIFT26 domains changed DNS providertop destination digicertdns.com + digicertdns.net · -1 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination gov.cn · -1 vs yesterdayCERT DRIFT9 domains switched issuing CA24h · +2 vs yesterdayNOW3,326 curated domains not answering-6,392 vs yesterdayERRORS10,953 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT3,188 material changesacross 2,715 domains · -210 vs yesterdayDNS DRIFT26 domains changed DNS providertop destination digicertdns.com + digicertdns.net · -1 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination gov.cn · -1 vs yesterdayCERT DRIFT9 domains switched issuing CA24h · +2 vs yesterdayNOW3,326 curated domains not answering-6,392 vs yesterdayERRORS10,953 responded with an errorlast probe · 5xx / 404 / 429 / 403

securityheaders.com

Observed 2026-07-12T11:03:05.611Z (17h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Email byGoogle Workspace
Registered withCloudflare, Inc.
Also usesGoogle Search ConsoleStripe
DNSSEC on · IPv6 · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat securityheaders.com actually stands on - every host below is a signed observation
securityheaders.com
A / AAAA
104.18.24.239104.18.25.2392606:4700::6812:18ef2606:4700::6812:19ef
Cloudflareserves the site
NS
adrian.ns.cloudflare.comkarl.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
alt1.aspmx.l.google.comalt3.aspmx.l.google.comaspmx.l.google.comalt4.aspmx.l.google.com+1 more
Google Workspacereceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time797 ms
DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

  • 104.18.24.239
  • 104.18.25.239

AAAA 2

  • 2606:4700::6812:18ef
  • 2606:4700::6812:19ef

MX 5

  • 5alt1.aspmx.l.google.com
  • 10alt3.aspmx.l.google.com
  • 1aspmx.l.google.com
  • 10alt4.aspmx.l.google.com
  • 5alt2.aspmx.l.google.com

TXT 11

  • google-site-verification=UCEy6mriyH9IDqq7R172wW0GafxRDrYE9hgd18OFIHw
  • brave-ledger-verification=5b485ba5c292f45f7f9eed9ff6e8d4a57970c4ae4744472900f4f1f4832637a6
  • stripe-verification=6b65f329c2a4ed126677d883d21b637b2c8a52c3e6a64ac48d1b76d943099abc
  • v=spf1 include:spf.messagingengine.com include:_spf.google.com ~all
  • google-site-verification=w251X-tI6DaKlmxSXZWRCAAlWl1czVeRt1mHvZ24HZw
  • keybase-site-verification=A02HdX9eUIIgkej7_ytW-tyWDQSKJil2mlg2OlawkEA
  • h1-domain-verification=kdXQcEm5T5gzmr38FxWHjNAWnHaDsvLUmoKEfegAJoRGLTXM
  • v=DMARC1; p=quarantine; rua=mailto:scotthelme-d@dmarc.report-uri.com; ruf=mailto:scotthelme-d@dmarc.report-uri.com; aspf=r; adkim=r
  • v=DKIM1; (detected)
  • v=STSv1; id=1565808194

NS 2

  • adrian.ns.cloudflare.com
  • karl.ns.cloudflare.com

SOA 1

  • adrian.ns.cloudflare.com dns.cloudflare.com

CAA 11

  • issuewild letsencrypt.org
  • issue ;
  • issuewild pki.goog; cansignhttpexchanges=yes
  • issue pki.goog; cansignhttpexchanges=yes
  • issue digicert.com; cansignhttpexchanges=yes
  • issuewild comodoca.com
  • issue letsencrypt.org
  • issue comodoca.com
  • issue ssl.com
  • issuewild ssl.com

TLS Certificates (0)

None.

Subdomains (4)

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

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

Ed25519 Receipt

Receipt ID
1b625f50-43c9-4f47-b775-b95995bb30cb
Output Hash
559e6d004d699b862ed4e3a901b4591bc39ee37d6739d5555d3a8da83832befa
Signature
ed25519:2647b8df5abd3bba0e8928daa956561a4241f45ee721635b958c26c4907a814a69acb06a5c0ea5306c3f73a773385f90bdc56199b6111ac78c419a83366b480f
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
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