retrogoal.org
Observed Jul 25, 2026, 17:48 UTC (5d 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
Runs onCloudflare
Secured byLet's Encrypt
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat retrogoal.org actually stands on - every host below is a signed observation
retrogoal.org
A / AAAA
104.21.33.74172.67.159.2532606:4700:3034::6815:214a2606:4700:3030::ac43:9ffd
Cloudflareserves the site
NS
davina.ns.cloudflare.comjohn.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mta-gw.infomaniak.ch
infomaniak.chreceives its email
TLS
retrogoal.org
Let's Encryptissued its certificate
DNS Records
A 2
104.21.33.74172.67.159.253
AAAA 2
2606:4700:3034::6815:214a2606:4700:3030::ac43:9ffd
MX 1
5mta-gw.infomaniak.ch
TXT 1
v=spf1 include:spf.infomaniak.ch ?all
NS 2
davina.ns.cloudflare.comjohn.ns.cloudflare.com
SOA 1
davina.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
retrogoal.org |
C=US, O=Let's Encrypt, CN=YE1 | Thu, 01 Oct 2026 09:15:57 +0000 |
YE1 |
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 receiptEd25519 Receipt
- Receipt ID
rcpt_231e9b5ac0c15e50- Output Hash
97f8be8790c398300ee18663e35563a793587f3bb611103a6d4250fe4764cc55- Signature
ed25519:5275d399fd84454ffc6228a097dbd8db36e0e81846380a709a3de648646234fcc733e147223c8ba329e72549c399da2be9aea6422d0c3c6e3f515ba7701bc50b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast