upcdn.io

Observed Jul 25, 2026, 09:25 UTC (8d 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 byAmazon

Also usesGoogle Search Console

tranco

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

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

upcdn.io

A / AAAA

3.170.42.1223.170.42.1113.170.42.123.170.42.115

unattributedserves the site

ns-1067.awsdns-05.orgns-1752.awsdns-27.co.ukns-506.awsdns-63.comns-734.awsdns-27.net

awsdns-05.org + awsdns-27.co.uk + moreanswers its DNS

TLS

upcdn.io

Amazonissued its certificate

DNS Records

A 4

3.170.42.122
3.170.42.111
3.170.42.12
3.170.42.115

TXT 2

google-site-verification=zfaQxmralCz4xOTVl3Jbd6PHWKa3UBfRtnYPFxOsBO8
v=DMARC1; p=reject; rua=mailto:re+p62ryykuzyb@dmarc.postmarkapp.com; pct=100; aspf=r; adkim=r;

NS 4

ns-1067.awsdns-05.org
ns-1752.awsdns-27.co.uk
ns-506.awsdns-63.com
ns-734.awsdns-27.net

SOA 1

ns-506.awsdns-63.com awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`upcdn.io`	C=US, O=Amazon, CN=Amazon RSA 2048 M04	Sun, 20 Dec 2026 23:59:59 +0000
`Amazon RSA 2048 M04`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:26:35 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +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 receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_0567930ae9e13e9d
Output Hash: 76aad2be9e8f352c3c81ef2d305b276690d68d3995b964f9c0a5fdeeb98976ff
Signature: ed25519:d5eab417c550dd0711504ead1dca9307d86da72279648f63c23c854899f74289e2b978949a5c42dcd125eae951888593c8d69e3ba1bac87359005aa987ef3605
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

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