usp.lu

Observed Jul 27, 2026, 09:19 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.

Verify this receipt yourself + Watch this domain

Not responding

Signed observation on record.

domcop

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

INFRASTRUCTURE MAPwhat usp.lu actually stands on - every host below is a signed observation

usp.lu

A / AAAA

85.13.155.39

unattributedserves the site

ns3.kasserver.comns4.kasserver.com

kasserver.comanswers its DNS

w01385ec.kasserver.com

kasserver.comreceives its email

DNS Records

A 1

85.13.155.39

MX 1

10w01385ec.kasserver.com

TXT 1

v=spf1 a mx include:spf.kasserver.com ~all

NS 2

ns3.kasserver.com
ns4.kasserver.com

SOA 1

ns3.kasserver.com hostmaster.kasserver.com

TLS Certificates (0)

None.

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 usp.lu. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_bce50fab4d5b1ba9
Output Hash: 26b20157a388f7d01c609a0cc4219ddf092105b72cf31620be36c388a1679e2f
Signature: ed25519:e93b1dbc2ec3ae91c23c638a63bf519764541dc2ef6e34ac7ce2f56cce1894fee3687dade4624f78d09c070199ad6f28d72b761f24d5366ec5bd3caed1916203
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/usp.lu