arc.fun

Observed Jul 28, 2026, 07:13 UTC (11h 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 arc.fun actually stands on - every host below is a signed observation

arc.fun

A / AAAA

76.76.21.21

unattributedserves the site

dns1.registrar-servers.comdns2.registrar-servers.com

registrar-servers.comanswers its DNS

eforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.com+1 more

registrar-servers.comreceives its email

TLS

arc.fun

Let's Encryptissued its certificate

DNS Records

A 1

76.76.21.21

MX 5

10eforward1.registrar-servers.com
10eforward2.registrar-servers.com
10eforward3.registrar-servers.com
15eforward4.registrar-servers.com
20eforward5.registrar-servers.com

TXT 1

v=spf1 include:spf.efwd.registrar-servers.com ~all

NS 2

dns1.registrar-servers.com
dns2.registrar-servers.com

SOA 1

dns1.registrar-servers.com hostmaster.registrar-servers.com

TLS Certificates (3)

Common Name	Issuer	Expires
`arc.fun`	C=US, O=Let's Encrypt, CN=YR1	Tue, 01 Sep 2026 03:42:38 +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 (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 arc.fun. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_cb38799bedc9ebb0
Output Hash: fd6c8dfa4a75f67010dad5a696e94e4f19b6a5f569988fea51cc71bdf84e1ffe
Signature: ed25519:62078c38c0d61da979197f620479e54496816c704c65a98b99fa771461e01253c79266198241e8c27e6804a6ced6fbcbf9f68b0ee3500e7b6a82939cb035b909
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/arc.fun