CONTINUOUS INTERNET TELEMETRY24H DRIFT38,139 material changesacross 37,038 domains · 24h to ~3h ago · -2,721 vs yesterdayNOW554 curated domains not reachablelast probe, steadySITE ERRORS34,566 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,805 sites429 rate-limit / 403 bot-block, a posture signal

ursaserver.com

Observed Jul 27, 2026, 22:34 UTC (5d 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
Secured byLet's Encrypt
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ursaserver.com actually stands on - every host below is a signed observation
ursaserver.com
A / AAAA
194.38.8.2
unattributedserves the site
NS
ns.park-web.runs.park-web.netns.ursaserver.com
park-web.ru + park-web.net + moreanswers its DNS
MX
mail.ursaserver.com
ursaserver.comreceives its email
TLS
ursaserver.com
Let's Encryptissued its certificate

DNS Records

A 1

  • 194.38.8.2

MX 1

  • 10mail.ursaserver.com

TXT 1

  • v=spf1 mx a ip4:176.74.218.96 ~all

NS 3

  • ns.park-web.ru
  • ns.park-web.net
  • ns.ursaserver.com

SOA 1

  • ns.park-web.ru adm.ursaserver.com

TLS Certificates (3)

Common NameIssuerExpires
ursaserver.com C=US, O=Let's Encrypt, CN=YR1 Fri, 11 Sep 2026 23:59:11 +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; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for ursaserver.com. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for ursaserver.com <a href="https://domaindrift.io/t/ursaserver.com"> <img src="https://domaindrift.io/badge/ursaserver.com.svg" width="300" height="64" alt="DomainDrift signed observations for ursaserver.com"> </a>

Ed25519 Receipt

Receipt ID
rcpt_233fb6f8adf3f489
Output Hash
e8d335cb2a5176fef9107336929251e32fcfef2769f8279c4179a25eef5e7cb4
Signature
ed25519:567f8ee52fb3d769cf75117d95c2201a75916dfaed3ae931d960efcd63b5e39c8869d6b8212e26848204cc92de1673f7d47a314003cd2df654a9d77f93051905
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser