CONTINUOUS INTERNET TELEMETRY24H DRIFT2,534 material changesacross 2,307 domains · -864 vs yesterdayDNS DRIFT16 domains changed DNS providertop destination cloudflare.com · -11 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination google.com · -1 vs yesterdayCERT DRIFT5 domains switched issuing CA24h · -2 vs yesterdayNOW3,332 curated domains not answering-6,386 vs yesterdayERRORS10,916 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,534 material changesacross 2,307 domains · -864 vs yesterdayDNS DRIFT16 domains changed DNS providertop destination cloudflare.com · -11 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination google.com · -1 vs yesterdayCERT DRIFT5 domains switched issuing CA24h · -2 vs yesterdayNOW3,332 curated domains not answering-6,386 vs yesterdayERRORS10,916 responded with an errorlast probe · 5xx / 404 / 429 / 403

certik.com

Observed 2026-07-13T00:41:55.460522463+00:00 (23h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search ConsoleHubSpotSlack
DNSSEC on · push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat certik.com actually stands on - every host below is a signed observation
certik.com
A / AAAA
76.76.21.21
Cloudflareserves the site
NS
ns-1183.awsdns-19.orgns-1765.awsdns-28.co.ukns-213.awsdns-26.comns-924.awsdns-51.net
awsdns-19.org + awsdns-28.co.uk + moreanswers its DNS
MX
aspmx.l.google.comsmtp.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.com+3 more
Google Workspacereceives its email
TLS
certik.com
Let's Encryptissued its certificate

DNS Records

A 1

  • 76.76.21.21

MX 7

  • 1aspmx.l.google.com
  • 1smtp.google.com
  • 10alt3.aspmx.l.google.com
  • 10alt4.aspmx.l.google.com
  • 10feedback-smtp.us-east-1.amazonses.com
  • 5alt1.aspmx.l.google.com
  • 5alt2.aspmx.l.google.com

TXT 11

  • google-site-verification=0Bb3RQ4fdDH7udj9oJGTqox7Ma1e5wUM2-ZhGXvl554
  • google-site-verification=0iPuRBS3orRoEohq4_fb3tlL1m33tlX2cvhXoP1eyNs
  • google-site-verification=I6-zOwSSLZkcVXY07OwnIAZlsaTmWM3ZiuZ7jaEmvwg
  • google-site-verification=brzOCurw_3OfRukaj519Z3WT1xbZeCMZSUjjF9cBLbs
  • hubspot-domain-verification=MmY3MTZhNjAtNDNjNC00Nzc1LTg2OTYtODBjMTgwN2RhNTk4
  • hubspot-domain-verification=OTRhMDVlNzctNjRkOS00ZWViLWFlOTUtZTA3YWU1M2UxNzRm
  • openai-domain-verification=dv-Gl4ecMAwP5zfueSyG6etbAJk
  • slack-domain-verification=C5euyS7vwUtmMfG3v4uW14xBtrKc8ldFJAu6gyL7
  • v=spf1 include:_spf.google.com include:amazonses.com -all
  • v=DMARC1; p=quarantine;

NS 4

  • ns-1183.awsdns-19.org
  • ns-1765.awsdns-28.co.uk
  • ns-213.awsdns-26.com
  • ns-924.awsdns-51.net

SOA 1

  • ns-924.awsdns-51.net awsdns-hostmaster.amazon.com

CAA 17

  • issue "amazon.com"
  • issue "amazonaws.com"
  • issue "amazontrust.com"
  • issue "awstrust.com"
  • issue "digicert.com"
  • issue "globalsign.com"
  • issue "letsencrypt.org"
  • issue "pki.goog"
  • issue "sectigo.com"
  • issuewild "amazon.com"

TLS Certificates (3)

Common NameIssuerExpires
certik.com C=US, O=Let's Encrypt, CN=YR1 Wed, 07 Oct 2026 04:50:38 +0000
YR1 C=US, O=ISRG, CN=Root YR Sat, 02 Sep 2028 23:59:59 +0000
Root YR C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +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 certik.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
6690c821-f4c2-4e66-a929-f13ebee68c29
Output Hash
22f543545b19bd45cb6d30d75c6370e4bd6eefcf7d20a47f9ecfc19c029daa32
Signature
ed25519:e1a848da3565e21f64066ce073ab3ad7fc8228dc7aefe835edbc61b9a01771094316ae793b412b25f309c16b9567cc938b1174ba8c26b90d393cd6758b779002
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
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