ntp.org.cn
Observed Jul 22, 2026, 00:06 UTC (2d 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.
Not responding
Signed observation on record.
tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ntp.org.cn actually stands on - every host below is a signed observation
ntp.org.cn
NS
vip1.alidns.comvip2.alidns.com
alidns.comanswers its DNS
MX
mx3.qiye.aliyun.commx1.qiye.aliyun.commx2.qiye.aliyun.com
aliyun.comreceives its email
DNS Records
MX 3
15mx3.qiye.aliyun.com5mx1.qiye.aliyun.com10mx2.qiye.aliyun.com
TXT 1
v=spf1 include:spf.qiye.aliyun.com -all
NS 2
vip1.alidns.comvip2.alidns.com
SOA 1
vip1.alidns.com hostmaster.hichina.com
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
rcpt_0e2e5efc16cc756c- Output Hash
941e6b73118881d0ec723e0b4f82cf1ff99779018e0d31924865bb08a8d925a4- Signature
ed25519:c82ea0f1103695e84407b4cdda4618b940b07edac2065da235a8fb7fdaac1b1c7da0be8cf4291a89b15043bef987079b29123c390959aaec8484e2e86e4f8701- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast