biryusa.ru

Observed Aug 10, 2026, 23:58 UTC (3d ago). Every field below was attested with an Ed25519 signature at scan time.

This reading of biryusa.ru was taken 3d ago

biryusa.ru is on the survey sweep, which works its way across the whole catalog rather than returning to one name on a schedule. Putting biryusa.ru 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 biryusa.ru Watching a domain needs a DRM3 account. The reading above stays free and public either way.
Up right now
Runs on_Domain names registrar REG.RU_
Secured byLet's Encrypt
Also usesMicrosoft 365
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat biryusa.ru actually stands on - every host below is a signed observation
biryusa.ru
A / AAAA
37.140.192.163
_Domain names registrar REG.RU_serves the site
NS
ns3-l2.nic.runs4-l2.nic.runs8-l2.nic.runs4-cloud.nic.ru+1 more
nic.ruanswers its DNS
MX
post.biryusa.ru
biryusa.rureceives its email
TLS
biryusa.ru
Let's Encryptissued its certificate

DNS Records

A 1

  • 37.140.192.163

MX 1

  • 20post.biryusa.ru

TXT 2

  • MS=C7AE1D98493438FE9A3BFC76E4F68978228669FB
  • v=spf1 include:smtp.send-box.ru +a +mx ~all

NS 5

  • ns3-l2.nic.ru
  • ns4-l2.nic.ru
  • ns8-l2.nic.ru
  • ns4-cloud.nic.ru
  • ns8-cloud.nic.ru

SOA 1

  • ns3-l2.nic.ru sysadmin.biryusa.ru

TLS Certificates (3)

Common NameIssuerExpires
biryusa.ru C=US, O=Let's Encrypt, CN=YR1 Fri, 16 Oct 2026 23:34:41 +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 (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_3e89432e1cad6d50
Output Hash
ea207e8675397efa2924f0ac7eafa7559b4f744524a5e61f29144de6669cb8f5
Signature
ed25519:babbbbcf1d4733c90898b1b955f002494261783d6d09b2454fb2526ebde49cd9ed6b67e79375cd3a68acf2c05a7f4310a82f432aad5d0e971893b11bfe52850b
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT45,864 material changesacross 43,944 domains · 24h to ~3h ago · -6 vs yesterdayROTATION63 domains moved DNS from koaladns.com to magpiedns.com, 61 moved backa rotation loop, not a migration · 24hCERT DRIFT1 domains switched issuing CA24hREGISTRAR DRIFT2 changed registrar24hNOW493 curated domains not reachablelast probe, steadySITE ERRORS36,454 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 115,807 sites429 rate-limit / 403 bot-block, a posture signal