arp.tn
Observed Jul 28, 2026, 07:13 UTC (14h 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
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat arp.tn actually stands on - every host below is a signed observation
arp.tn
A / AAAA
193.95.27.71
unattributedserves the site
NS
ns4.ati.tnns6.ati.tn
ati.tnanswers its DNS
MX
arp-tn.mail.protection.outlook.com
Microsoft 365receives its email
TLS
arp.tn
Let's Encryptissued its certificate
DNS Records
A 1
193.95.27.71
MX 1
0arp-tn.mail.protection.outlook.com
TXT 5
MS=ms31185203v=spf1 ip4:193.95.27.73 include:spf.protection.outlook.com ~allgoogle-site-verification=uf1LIjKCOi8uu1GlZPGovcKH41U_nZmegCtyA1C9h6Ygoogle-site-verification=y8vyl6MtgINu6AG6z2hD0XpDXRt4KrIuJXK73w5_1zUv=DMARC1; p=quarantine; rua=mailto:dmarc@arp.tn; ruf=mailto:dmarc@arp.tn; sp=quarantine
NS 2
ns4.ati.tnns6.ati.tn
SOA 1
ns4.ati.tn hostmaster.ati.tn
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
arp.tn |
C=US, O=Let's Encrypt, CN=YR1 | Mon, 07 Sep 2026 09:35:13 +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)
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_6e867bdcc6e02a61- Output Hash
fea2b9873f52bbe121e7e9f9cd4b516e25298edca528d071c5af0662cfa2f0b8- Signature
ed25519:614bac70fa6edd5a82511f6c41baa63cdbede24a1b69556744a71ae25808327495ce6c52c103a3586eb28522865bb3004758a7e2a00eab7079a8645e62f66406- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast