usfans.com
Observed Aug 2, 2026, 21:19 UTC (8h 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 onAWS CloudFront
Secured byAmazon
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat usfans.com actually stands on - every host below is a signed observation
usfans.com
A / AAAA
18.173.132.9918.173.132.8418.173.132.11918.173.132.4+8 more
AWS CloudFrontserves the site
NS
vip3.alidns.comvip4.alidns.com
alidns.comanswers its DNS
MX
mx3.em.dingtalk.commx2.em.dingtalk.commx1.em.dingtalk.com
dingtalk.comreceives its email
TLS
*.usfans.com
Amazonissued its certificate
DNS Records
A 4
18.173.132.9918.173.132.8418.173.132.11918.173.132.4
AAAA 8
2600:9000:247b:ce00:1f:b8bd:8f40:93a12600:9000:247b:c800:1f:b8bd:8f40:93a12600:9000:247b:5800:1f:b8bd:8f40:93a12600:9000:247b:9400:1f:b8bd:8f40:93a12600:9000:247b:d800:1f:b8bd:8f40:93a12600:9000:247b:d400:1f:b8bd:8f40:93a12600:9000:247b:7800:1f:b8bd:8f40:93a12600:9000:247b:cc00:1f:b8bd:8f40:93a1
MX 3
15mx3.em.dingtalk.com10mx2.em.dingtalk.com5mx1.em.dingtalk.com
TXT 2
v=spf1 include:spf.em.dingtalk.com -allmandrill_verify.bcRuFgBdlB67XwSSUzjWEg
CNAME 1
d2vkmqm6jlc8cd.cloudfront.net
NS 2
vip3.alidns.comvip4.alidns.com
SOA 1
vip3.alidns.com hostmaster.hichina.com
DMARC_RECORDS 1
v=DMARC1; p=none;
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.usfans.com |
C=US, O=Amazon, CN=Amazon RSA 2048 M04 | Thu, 05 Nov 2026 23:59:59 +0000 |
Amazon RSA 2048 M04 |
C=US, O=Amazon, CN=Amazon Root CA 1 | Fri, 23 Aug 2030 22:26:35 +0000 |
Amazon Root CA 1 |
C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2 | Thu, 31 Dec 2037 01:00:00 +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_16c0a8df4e870131- Output Hash
dcb2efa97ac5d9acc77d3ec94eef9080936faa94af9426079d16b6fa6787cd70- Signature
ed25519:6e8402ee2cae8d6221e29d7b5e26803bc346f0f4e3e6f0907a94988cd901e068f62fd699fe5b5cd8cb300e08911521c4ac41e5fc0845f6f2b91181eeba40990c- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast