alensis.cz

Observed Jul 23, 2026, 06:51 UTC (2d 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.

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Up right now

Secured byLet's Encrypt

1 subdomain · tranco

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

INFRASTRUCTURE MAPwhat alensis.cz actually stands on - every host below is a signed observation

alensis.cz

A / AAAA

31.30.27.197

unattributedserves the site

ns.web4u.czns2.web4u.cz

web4u.czanswers its DNS

mail.alensis.cz

alensis.czreceives its email

TLS

alensis.cz

Let's Encryptissued its certificate

DNS Records

A 1

31.30.27.197

MX 1

10mail.alensis.cz

NS 2

ns.web4u.cz
ns2.web4u.cz

SOA 1

ns.web4u.cz admin.web4u.cz

TLS Certificates (3)

Common Name	Issuer	Expires
`alensis.cz`	C=US, O=Let's Encrypt, CN=YR1	Sun, 27 Sep 2026 21:01:48 +0000
`YR1`	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.alensis.cz

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 alensis.cz. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_aedc8629759afbdb
Output Hash: 202c6f3fa5e25316407f181b7bce2ec8d2fe447e5e0781b8f7d59f77c77936d1
Signature: ed25519:ca119edfa00d6e110fc312df98651c8491e103a6bf7bf748e45a250f3539b2908bd75aa9ad50fd944bc5ab5494061d5bdad50e12e7faa31b555bf0fd6d4f460c
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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