CONTINUOUS INTERNET TELEMETRY24H DRIFT8,763 material changesacross 8,372 domains · 24h to ~3h ago · -32,097 vs yesterdayNOW562 curated domains not reachablelast probe, steadySITE ERRORS34,265 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,299 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

vcelky.cz

Observed Jul 27, 2026, 21:07 UTC (6d 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
Signed observation on record.
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vcelky.cz actually stands on - every host below is a signed observation
vcelky.cz
A / AAAA
217.11.249.141
unattributedserves the site
NS
shinzon.blueboard.czns2.blueboard.cz
blueboard.czanswers its DNS
MX
jaguar.blueboard.cz
blueboard.czreceives its email

DNS Records

A 1

  • 217.11.249.141

MX 1

  • 10jaguar.blueboard.cz

TXT 5

  • v=spf1 a mx include:spf.blueboard.cz -all
  • v=DMARC1; p=none
  • v=spf1 a mx include:spf.blueboard.cz -all
  • v=spf1 a mx include:spf.blueboard.cz -all
  • v=spf1 a mx include:spf.blueboard.cz -all

NS 2

  • shinzon.blueboard.cz
  • ns2.blueboard.cz

SOA 1

  • shinzon.blueboard.cz hostmaster.shinzon.blueboard.cz

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

Ed25519 Receipt

Receipt ID
rcpt_0261b546df278534
Output Hash
3fbac630975c10923d91688974d2202af73dd2514f2d4b8c5dc3ac475738cbd0
Signature
ed25519:b208456753ac3ffe838d4c0c8e0b646c8c2e352c09cc4c49df6f4ef7ef528116bdc749106bb5da7b819ba5082e0789b82f09be24801ce7235c89075e9aeb300e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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