udsp.io

Observed 2026-07-12T11:10:20.290Z (21h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle (SPF sender)

4 subdomains · tranco_40k

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

INFRASTRUCTURE MAPwhat udsp.io actually stands on - every host below is a signed observation

udsp.io

A / AAAA

185.215.4.35

Cloudflareserves the site

d.ns.selectel.rub.ns.selectel.rua.ns.selectel.ruc.ns.selectel.ru

selectel.ruanswers its DNS

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time1185 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 1

185.215.4.35

TXT 1

v=spf1 mx ip4:136.243.139.188/32 include:_spf.google.com include:spf.mandrillapp.com include:servers.mcsv.net ~all

NS 4

d.ns.selectel.ru
b.ns.selectel.ru
a.ns.selectel.ru
c.ns.selectel.ru

SOA 1

a.ns.selectel.ru support.selectel.ru

CAA 1

issue letsencrypt.org

TLS Certificates (0)

None.

Subdomains (4)

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 udsp.io. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 5d9ceeb6-cc5d-4c9e-9d97-1d3783cffb99
Output Hash: 3e38791831c28cc0a309886748b42fa92fd103a3cac19d745ad74a42ee639598
Signature: ed25519:02faa88007fd2ca0c0135bc9d0253046fe63083b5a807d79892ebbd66c17cfb41ea48ed26ab5edf578fa77227767b1bbfc35d9f2103824b9cb8c32721e73250b
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/udsp.io