cdb.com.cn
Observed Jul 21, 2026, 17:43 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_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat cdb.com.cn actually stands on - every host below is a signed observation
cdb.com.cn
NS
dns4.cdb.com.cndns6.cdb.com.cndns5.cdb.com.cndns3.cdb.com.cn+2 more
com.cnanswers its DNS
MX
cnbeisbas01.cdb.com.cn
com.cnreceives its email
DNS Records
MX 1
5cnbeisbas01.cdb.com.cn
TXT 1
v=spf1 include:spf.cdb.com.cn -all
NS 6
dns4.cdb.com.cndns6.cdb.com.cndns5.cdb.com.cndns3.cdb.com.cndns2.cdb.com.cndns1.cdb.com.cn
SOA 1
dns2.cdb.com.cn admin.cdb.com.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
rcpt_59b989ee57197176- Output Hash
c0ff5f302740571a68fbef4fcc19bf05b0ad4cc6d669d36d912f77617ba8cca6- Signature
ed25519:9ba254c9072f425fc5013f825496e14c7b8b346f06813f8a795b0a29958a3fc236fd3792f62e4be090071fa5fd62c825388e575d297e706df1419f80e400fc0e- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast