81.cn
Observed 2026-07-17T14:09:47.342437338+00:00 (16h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou
IPv6 · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat 81.cn actually stands on - every host below is a signed observation
81.cn
A / AAAA
2408:8720:806:300:70::192408:8720:800:514:5e::192408:874c:0:74:4c::2408:874f:3001:310:5e::16+5 more
CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhouserves the site
NS
ns4.cgw.cnns3.cgw.cnns3.cdns.cnns1.cdns.cn+1 more
cgw.cn + cdns.cnanswers its DNS
DNS Records
AAAA 9
2408:8720:806:300:70::192408:8720:800:514:5e::192408:874c:0:74:4c::2408:874f:3001:310:5e::162408:8738:b000:1c:6a::2408:876a:1000:22:37::32408:873c:5011:0:70::142408:8744:d05:12::842408:876c:1780:122:68::
CNAME 1
81.cn.eo.dnse0.com
NS 5
ns4.cgw.cnns3.cgw.cnns3.cdns.cnns1.cdns.cnns2.cdns.cn
SOA 1
ns1.cdns.cn mail.cnnic.cn
TLS Certificates (0)
None.
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
6812e7fc-c7e7-454b-81e9-da0878df17c1- Output Hash
bb02d6e7132c532a86755ad5d6e202facb3f800395c110b10a7ca575f453eba8- Signature
ed25519:8105df276feebf3e970d4a7aabb23e51ec200d447b799fe76180056188327cc9a02f815813903dbeb945b4806d7c03be440a2d3bdaca9e849a7bd47be3350e0e- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast