usurt.ru
Observed Jul 27, 2026, 22:24 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.
Up right now
Secured byLet's Encrypt
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat usurt.ru actually stands on - every host below is a signed observation
usurt.ru
A / AAAA
188.19.76.12
unattributedserves the site
NS
ns.usurt.runs1.usurt.ru
usurt.ruanswers its DNS
MX
erelay.usurt.ruedge2.usurt.ru
usurt.rureceives its email
TLS
usurt.ru
Let's Encryptissued its certificate
DNS Records
A 1
188.19.76.12
MX 2
10erelay.usurt.ru20edge2.usurt.ru
TXT 6
MS=6E40C1F2C99B49F190C4E651642A267C02065146v=spf1 mx ip4:188.19.76.0/24 -alladobe-idp-site-verification=82e7c2332552cde883be0c877ec0d47ffe6d147266ac963e4869ca7e9635aa64google-site-verification=yc_jT_0-34gN2bRLJG_jJC3EPJK994z-92-8eoXKEB0_globalsign-domain-verification=cZPcj6GvZy6kdmzPiMuT_XDLxuJjSerosogdT_O9bVv=DMARC1;p=none;rua=mailto:postmaster@usurt.ru;ruf=mailto:postmaster@usurt.ru;fo=s
NS 2
ns.usurt.runs1.usurt.ru
SOA 1
ns.usurt.ru sysadmins.usurt.ru
SRV 1
autodiscover.usurt.ru:443 p0
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
usurt.ru |
C=US, O=Let's Encrypt, CN=YE1 | Fri, 25 Sep 2026 09:22:44 +0000 |
YE1 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
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 receiptEd25519 Receipt
- Receipt ID
rcpt_dca44880f04775aa- Output Hash
bf175d142dae12d033280612f3e8ee198482649195c9fb283449ed05ec4e0b82- Signature
ed25519:6d6784c16086a39cd611c73516a0d87c088af2835e53daced8c273d1a1fc7477c2736e56af3bd89ef6a62b6797accaea1a3f0bc69c9ecf41638bbf4ca6187e06- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast