upd.ch

Observed Jul 26, 2026, 08:53 UTC (7d 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

IPv6 · 1 subdomain · majestic

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

INFRASTRUCTURE MAPwhat upd.ch actually stands on - every host below is a signed observation

upd.ch

A / AAAA

149.126.4.1512a01:ab20:0:4::151

2a01serves the site

ns1.centinated.chns2.centinated.ch

centinated.chanswers its DNS

mx02.mailsecurity.swisscom.commx01.mailsecurity.swisscom.com

swisscom.comreceives its email

TLS

berner-buendnis-depression.ch

Let's Encryptissued its certificate

DNS Records

A 1

149.126.4.151

AAAA 1

2a01:ab20:0:4::151

MX 2

20mx02.mailsecurity.swisscom.com
10mx01.mailsecurity.swisscom.com

TXT 11

google-site-verification=bd_p5UjubjxB4wPGdSI_B0JBLdPiW6aE3JtWtYU7x0A
_9ejb5u1kyfekmxgzokj8rga4l7j0ocm
v=spf1 a a:smtp.trainingplus.ch include:mailsecurity.swisscom.com include:spf.crsend.com include:spf.protection.outlook.com ~all
cisco-ci-domain-verification=29d1886bb4e30d5c7836afec8c4338743315532c463dcd9408947c10ad18dc39
ZUZFnRAOIfq5eXvuPPg7tfWEpkjLWsDfBX2xlqKGMK4keS8hr3UlMFegHsVTHDKLkTG1k7eAr1YBqkX/IinABA==
MS=ms56166617
MS=ms88862922
dct1058hbavsbo63pph1ch64kg
_wd5att7gx2hv3hrvq4jwyou8v021ipd
swisssign-check=FjvXgzf186fILcB0VlbVPJ4utW4

NS 2

ns1.centinated.ch
ns2.centinated.ch

SOA 1

ns1.centinated.ch support.centinated.ch

SRV 6

uci-un7v-nwe-001.upd.ch:5060 p10
uci-un7v-nwe-002.upd.ch:5060 p10
uci-un7v-nwe-001.upd.ch:5061 p10
uci-un7v-nwe-002.upd.ch:5061 p10
uci-un7v-nwe-002.upd.ch:5269 p10
uci-un7v-nwe-001.upd.ch:5269 p10

CAA 5

issue "swisssign.com"
issue "letsencrypt.org"
issue "digicert.com"
iodef "mailto:licensing@upd.ch"
issue "godaddy.com"

TLS Certificates (3)

Common Name	Issuer	Expires
`berner-buendnis-depression.ch`	C=US, O=Let's Encrypt, CN=YR2	Thu, 15 Oct 2026 08:05:52 +0000
`YR2`	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.upd.ch

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 upd.ch. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_142eae2a4682a253
Output Hash: 01ea9c25972051d0c3b86dbcc301927a77e475726b3991862e502a7ebceffe64
Signature: ed25519:65de012f464231199761d42339544fd81e6a19f9ae9db13eaa960be269c8f974e65aab09426f08f49055ada6b596e136289f4260af8024d923168d889cbad90f
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/upd.ch