arena.co.at

Observed Jul 28, 2026, 07:12 UTC (1d 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

1 subdomain · majestic

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

INFRASTRUCTURE MAPwhat arena.co.at actually stands on - every host below is a signed observation

arena.co.at

A / AAAA

185.119.119.53

unattributedserves the site

ens02.drei.hostens01.drei.host

drei.hostanswers its DNS

mailx.drei.at

drei.atreceives its email

TLS

arena.wien

Let's Encryptissued its certificate

DNS Records

A 1

185.119.119.53

MX 1

10mailx.drei.at

TXT 1

v=spf1 a mx include:_spf_mtab.drei.at a:mailout.faxonline.at a:mtab.drei.at a:mail.arena.co.at a:webmail.arena.co.at ip4:213.94.96.246/31 ip4:213.94.96.248/30 ip4:213.94.110.89 ip4:213.94.110.90 ip4:213.94.78.187 ip4:5.9.93.194 a:arena.wien a:tickets.arena.wien ip4:185.119.119.53 ~all

NS 2

ens02.drei.host
ens01.drei.host

SOA 1

ens01.drei.host hostmaster.drei.host

TLS Certificates (3)

Common Name	Issuer	Expires
`arena.wien`	C=US, O=Let's Encrypt, CN=YR2	Fri, 18 Sep 2026 08:52:02 +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.arena.co.at

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 arena.co.at. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_a64ccfdaef65677b
Output Hash: 0e5d4c7792f3f29ffacfd3a38ad156726d19efe6f7b3434d15ad6aa311406dcf
Signature: ed25519:00d3c6f50ec1acd19b0718673a2be6578dc3532b91d802bcd7805dcdd5bd161d6d4bd9a752b22972e22c4abdd6bc27b478aeb3c066ee489447eae0ee2078ca0e
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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