jtra.cz

Observed Aug 10, 2026, 02:58 UTC (5d ago). Every field below was attested with an Ed25519 signature at scan time.

This reading of jtra.cz was taken 5d ago

jtra.cz is on the survey sweep, which works its way across the whole catalog rather than returning to one name on a schedule. Putting jtra.cz under watch moves it to the fast lane, where DomainDrift re-checks it about every 5 minutes and signs each reading, so a change becomes a dated event within minutes instead of waiting for the sweep to come round.

Watch jtra.cz Watching a domain needs a DRM3 account. The reading above stays free and public either way.
Up right now
Secured byLet's Encrypt
Registered withREG-INTERNET-CZ
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jtra.cz actually stands on - every host below is a signed observation
jtra.cz
A / AAAA
195.181.211.26
unattributedserves the site
NS
ns.forpsi.czns.forpsi.itns.forpsi.net
forpsi.cz + forpsi.it + moreanswers its DNS
TLS
jtra.cz
Let's Encryptissued its certificate

DNS Records

A 1

  • 195.181.211.26

NS 3

  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net

SOA 1

  • ns.forpsi.net admin.forpsi.com

TLS Certificates (3)

Common NameIssuerExpires
jtra.cz C=US, O=Let's Encrypt, CN=YR2 Wed, 28 Oct 2026 03:23:22 +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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_0a0429247ea73e29
Output Hash
feb759026d6352c5dea7cafbda925ba61b28d8bff391979a4fbf3e3d9610166c
Signature
ed25519:25c42415b6765c7826a8e816a184e26dc7f8c86e013451b5da906fa5dce66b1ffe0b1cd687ef6d64a7db3e3571dabed73c741471e162bd007b9886b252d7be0d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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CONTINUOUS INTERNET TELEMETRY24H DRIFT41,589 material changesacross 39,992 domains · 24h to ~3h ago · -2,493 vs yesterdayROTATION57 domains moved DNS from koaladns.com to magpiedns.com, 57 moved backa rotation loop, not a migration · 24hNOW495 curated domains not reachablelast probe, steadySITE ERRORS36,533 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,499 sites429 rate-limit / 403 bot-block, a posture signal