usai.net
Observed Aug 2, 2026, 08:46 UTC (3h 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 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat usai.net actually stands on - every host below is a signed observation
usai.net
A / AAAA
69.163.196.52
unattributedserves the site
NS
ns1.dreamhost.comns3.dreamhost.comns2.dreamhost.com
dreamhost.comanswers its DNS
MX
mx2.mailchannels.netmx1.mailchannels.net
mailchannels.netreceives its email
TLS
www.usai.net
Let's Encryptissued its certificate
DNS Records
A 1
69.163.196.52
MX 2
0mx2.mailchannels.net0mx1.mailchannels.net
TXT 2
v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -allgoogle-site-verification=7xSrhmV_VCOp5lS4cof-QEry0cchKcsANQFxYstOE0w
NS 3
ns1.dreamhost.comns3.dreamhost.comns2.dreamhost.com
SOA 1
ns1.dreamhost.com hostmaster.dreamhost.com
SRV 1
autoconfig.dreamhost.com:443 p5
DMARC_RECORDS 1
v=DMARC1; p=none; rua=mailto:abuse@usai.net; fo=1;
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.usai.net |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 27 Oct 2026 22:15:38 +0000 |
YR2 |
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_d12dbd15cb2249f8- Output Hash
57f2d177f17ac6f83d6dd52112f302508bd712b083ae172423cca287ee2e698b- Signature
ed25519:7b553f5d31b2e2bb8764c9ca60b13ecae5330354e3d55852cc8c49580089de93514b120b948322ea8d3aa65da00ca91f8fab3ea86d1e24e6b9eab43492588f02- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast