alxu.ca
Observed Jul 28, 2026, 23:39 UTC (9h 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
IPv6 · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat alxu.ca actually stands on - every host below is a signed observation
alxu.ca
A / AAAA
198.98.62.562605:6400:10:4b0::1
2605serves the site
NS
red.alxu.cablue.alxu.capink.alxu.ca
alxu.caanswers its DNS
MX
smtp.alxu.ca
alxu.careceives its email
TLS
alxu.ca
Let's Encryptissued its certificate
DNS Records
A 1
198.98.62.56
AAAA 1
2605:6400:10:4b0::1
MX 1
10smtp.alxu.ca
TXT 3
v=spf1 ip4:198.98.62.56 ip6:2605:6400:10:4b0::1 -allv=DMARC1; p=reject; adkim=r; aspf=r; ruf=mailto:postmaster@alxu.ca; fo=1v=STSv1; id=2
NS 3
red.alxu.cablue.alxu.capink.alxu.ca
SOA 1
invalid hostmaster.alxu.ca
CAA 2
iodef "mailto:root@alxu.ca"issue "letsencrypt.org"
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
alxu.ca |
C=US, O=Let's Encrypt, CN=E8 | Tue, 04 Aug 2026 20:37:53 +0000 |
E8 |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Fri, 12 Mar 2027 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_e88d2fce7fd108ab- Output Hash
33ec5879da8413aebf57267eaaecad57f82849651359529d7c0b21f14fc62b94- Signature
ed25519:64920322047e156fd50e7b4399d77d5df06ca7ac4661e7942339e3dd3f1037474ceb52e4cdde20e22c18629cfbd0c67d6bf4d763aff16662c5d10f0450619e00- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast