sum1.ru

Observed Jul 21, 2026, 17:09 UTC (2d 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.

Verify this receipt yourself + Watch this domain

Up right now

Secured byLet's Encrypt

Also usesGoogle Search Console

1 subdomain · tranco_100k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat sum1.ru actually stands on - every host below is a signed observation

sum1.ru

A / AAAA

45.90.246.160

unattributedserves the site

ns1.sum1.runs2.sum1.runs3-l2.nic.runs4-l2.nic.ru+2 more

sum1.ru + nic.ruanswers its DNS

mail.sum1.ru

sum1.rureceives its email

TLS

sum1.ru

Let's Encryptissued its certificate

DNS Records

A 1

45.90.246.160

MX 1

10mail.sum1.ru

TXT 17
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NS 6

ns1.sum1.ru
ns2.sum1.ru
ns3-l2.nic.ru
ns4-l2.nic.ru
ns4-cloud.nic.ru
ns8-cloud.nic.ru

SOA 1

ns3-l2.nic.ru dns.nic.ru

TLS Certificates (3)

Common Name	Issuer	Expires
`sum1.ru`	C=US, O=Let's Encrypt, CN=YR1	Sat, 05 Sep 2026 13:26:58 +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)

www.sum1.ru

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 sum1.ru. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/sum1.ru">
  <img src="https://domaindrift.io/badge/sum1.ru.svg"
       width="300" height="64" alt="DomainDrift signed observations for sum1.ru">
</a>

Ed25519 Receipt

Receipt ID: rcpt_e92599826f37378f
Output Hash: 68b84aade3c8ad38085c6509cd82be2629e7267213f24720e5e7f5e8f6db153c
Signature: ed25519:4cb499364c092e49456e4de27a48739f4664b792f0cc50299227375cc3098428ab21816557998ad763cebd11529c2c4e09bbd8f2399343e2d19aabb257c2ac04
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/sum1.ru