arp242.net
Observed Jul 25, 2026, 21:38 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.
Up right now
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · rss
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat arp242.net actually stands on - every host below is a signed observation
arp242.net
A / AAAA
104.198.14.52
unattributedserves the site
NS
alice.ns.cloudflare.comjoel.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
in1-smtp.messagingengine.comin2-smtp.messagingengine.com
messagingengine.comreceives its email
TLS
www.arp242.net
Let's Encryptissued its certificate
DNS Records
A 1
104.198.14.52
MX 2
10in1-smtp.messagingengine.com20in2-smtp.messagingengine.com
TXT 4
google-site-verification=5m7pHux4ukRY506CHicdy2fMHnXbjgxDWBBYolnBtZIsearchmysite-verification=ne1Npzq9VZ64vZSWfeSvDSRj5n8tefG39ViYwsXpKUv=DMARC1; p=none; pct=100; rua=mailto:martin@arp242.netv=spf1 include:spf.messagingengine.com ip4:139.162.153.248 ?all
NS 2
alice.ns.cloudflare.comjoel.ns.cloudflare.com
SOA 1
alice.ns.cloudflare.com dns.cloudflare.com
SRV 2
imap.fastmail.com:993 p0smtp.fastmail.com:587 p0
CAA 10
issue "comodoca.com"issue "digicert.com; cansignhttpexchanges=yes"issue "letsencrypt.org"issue "pki.goog; cansignhttpexchanges=yes"issue "ssl.com"issuewild "comodoca.com"issuewild "digicert.com; cansignhttpexchanges=yes"issuewild "letsencrypt.org"issuewild "pki.goog; cansignhttpexchanges=yes"issuewild "ssl.com"
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
www.arp242.net |
C=US, O=Let's Encrypt, CN=YE2 | Mon, 28 Sep 2026 02:13:48 +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 (1)
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 receiptEd25519 Receipt
- Receipt ID
rcpt_958ba5254e68b5cf- Output Hash
ab5a10cc1ee798e1502c64a2ea94422b6bc2ff679b34bb51763a3b9b206467a1- Signature
ed25519:ace7e382a7d09ea8683f118c1fe7b80eb5d8d00963b2e065d8bd68ca63fce449235fc52ea5a54719153a3441de9db1ff6119802a1c04f3735e234ac545b58d0c- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast