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

zln.cz

Observed Aug 2, 2026, 11:33 UTC (16h 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
Signed observation on record.
Also usesGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zln.cz actually stands on - every host below is a signed observation
zln.cz
A / AAAA
188.246.101.182a00:c580:100::18
2a00serves the site
NS
ns.tcservis.czns2.tcservis.cz
tcservis.czanswers its DNS
MX
mx.zln.cz
zln.czreceives its email

DNS Records

A 1

  • 188.246.101.18

AAAA 1

  • 2a00:c580:100::18

MX 1

  • 100mx.zln.cz

TXT 2

  • v=spf1 a mx -all
  • google-site-verification=sM_XaeqEiiCA-uTQV2ILzgEF73iAG8R4UmLMp1fq6xE

NS 2

  • ns.tcservis.cz
  • ns2.tcservis.cz

SOA 1

  • ns.tcservis.cz hostmaster.tcservis.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_4575100bed6c55f2
Output Hash
fa8923b579ba92342fea171d3cf1d862d2bcf3a1b97a8beded47099714e25204
Signature
ed25519:34909964c63d201986d28f79cc7cb63044380897cc80c612cffaa5d7e95814a970382a7fab08d1e101779820908f027581ea2046c88826013631e8caae5e8f01
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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