uselessknowledge.com
Observed Aug 2, 2026, 18:08 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.
Up right now
Runs onCloudflare
Secured byLet's Encrypt
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uselessknowledge.com actually stands on - every host below is a signed observation
uselessknowledge.com
A / AAAA
104.16.243.55
Cloudflareserves the site
NS
ns2.namebrightdns.comns1.namebrightdns.com
namebrightdns.comanswers its DNS
MX
mail2.namebrightmail.commail1.namebrightmail.com
namebrightmail.comreceives its email
TLS
uselessknowledge.com
Let's Encryptissued its certificate
DNS Records
A 1
104.16.243.55
MX 2
10mail2.namebrightmail.com10mail1.namebrightmail.com
NS 2
ns2.namebrightdns.comns1.namebrightdns.com
SOA 1
ns1.namebrightdns.com dns.namebright.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
uselessknowledge.com |
C=US, O=Let's Encrypt, CN=YE2 | Sat, 05 Sep 2026 02:42:35 +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 (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_e1c3d3a79ddff30c- Output Hash
d5773ffe184d0efd747ad2fe54a537c921f3a0c2f690e6f49f8fc39d26d3f6a3- Signature
ed25519:3998577fd11a5058e37d9cdcfb7287df164b097283f4dbb6b155c70f8a77c2a6cdafcae26bc0bf1c3f34ba6ec540a70374a1bbbe6df9eccef97a3866c2cb740f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast