zenpen.io

Observed Jul 26, 2026, 09:59 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

majestic

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

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

zenpen.io

A / AAAA

98.84.224.11118.208.88.157

unattributedserves the site

dns1.p01.nsone.netdns2.p01.nsone.netdns3.p01.nsone.netdns4.p01.nsone.net

nsone.netanswers its DNS

TLS

zenpen.io

Let's Encryptissued its certificate

DNS Records

A 2

98.84.224.111
18.208.88.157

NS 4

dns1.p01.nsone.net
dns2.p01.nsone.net
dns3.p01.nsone.net
dns4.p01.nsone.net

SOA 1

dns1.p01.nsone.net hostmaster.nsone.net

TLS Certificates (4)

Common Name	Issuer	Expires
`zenpen.io`	C=US, O=Let's Encrypt, CN=YE2	Fri, 25 Sep 2026 16:34:06 +0000
`YE2`	C=US, O=ISRG, CN=Root YE	Sat, 02 Sep 2028 23:59:59 +0000
`Root YE`	C=US, O=Internet Security Research Group, CN=ISRG Root X2	Thu, 02 Sep 2032 23:59:59 +0000
`ISRG Root X2`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +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 zenpen.io. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_5505affe16d37346
Output Hash: 698a913bbf19404e727afba78d2dd00b2677c072fc74f47563be63bdc24dc73c
Signature: ed25519:bd2e4af830dd2e1dc795bcca1b076d63094d7fca83e73135e5c8430f50cac011826621b6f413e83a716072c1daa38c4545484adcbec55f4cdae871e83fac6303
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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