CONTINUOUS INTERNET TELEMETRY24H DRIFT5,762 material changesacross 5,364 domains · 24h to ~20m ago · -3,001 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

andrewkchan.dev

Observed Aug 2, 2026, 21:20 UTC (6h 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.

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Up right now
Secured byLet's Encrypt
IPv6 · 1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat andrewkchan.dev actually stands on - every host below is a signed observation
andrewkchan.dev
A / AAAA
185.199.108.153185.199.109.153185.199.110.153185.199.111.153+4 more
2606serves the site
NS
dns1.registrar-servers.comdns2.registrar-servers.com
registrar-servers.comanswers its DNS
MX
eforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.com+1 more
registrar-servers.comreceives its email
TLS
andrewkchan.dev
Let's Encryptissued its certificate

DNS Records

A 4

  • 185.199.108.153
  • 185.199.109.153
  • 185.199.110.153
  • 185.199.111.153

AAAA 4

  • 2606:50c0:8000::153
  • 2606:50c0:8001::153
  • 2606:50c0:8002::153
  • 2606:50c0:8003::153

MX 5

  • 10eforward1.registrar-servers.com
  • 10eforward2.registrar-servers.com
  • 10eforward3.registrar-servers.com
  • 15eforward4.registrar-servers.com
  • 20eforward5.registrar-servers.com

TXT 1

  • v=spf1 include:spf.efwd.registrar-servers.com ~all

CNAME 1

  • andrewkchan.github.io

NS 2

  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

SOA 1

  • dns1.registrar-servers.com hostmaster.registrar-servers.com

CAA 6

  • issue "digicert.com"
  • issue "letsencrypt.org"
  • issue "sectigo.com"
  • issuewild "digicert.com"
  • issuewild "letsencrypt.org"
  • issuewild "sectigo.com"

TLS Certificates (3)

Common NameIssuerExpires
andrewkchan.dev C=US, O=Let's Encrypt, CN=YR2 Thu, 24 Sep 2026 01:14:22 +0000
YR2 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 (1)

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

Ed25519 Receipt

Receipt ID
rcpt_4d113282e3ed735a
Output Hash
c87d972d41294e9fb22d44b8e7d79d128979cafeedca023f8371e4ed405a2d1a
Signature
ed25519:bcd062877845e7dc06b75d25bd7eaa461d3a699f7362d4cb7844f8448f2b03c2ce73b240fb648b03a3856f34f1cc667d4ff2ef120733ed860f51f2946b788500
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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