zb-oa.com
Observed Jul 27, 2026, 22:43 UTC (5d 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
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zb-oa.com actually stands on - every host below is a signed observation
zb-oa.com
A / AAAA
115.29.111.170
unattributedserves the site
NS
dns11.hichina.comdns12.hichina.com
hichina.comanswers its DNS
MX
mxbiz1.qq.commxw.mxhichina.commxbiz2.qq.commxn.mxhichina.com
qq.com + mxhichina.comreceives its email
DNS Records
A 1
115.29.111.170
MX 4
10mxbiz1.qq.com10mxw.mxhichina.com10mxbiz2.qq.com5mxn.mxhichina.com
TXT 1
v=spf1 include:spf.mxhichina.com -all
NS 2
dns11.hichina.comdns12.hichina.com
SOA 1
dns11.hichina.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_cbf6c2001dd0ba3f- Output Hash
dea7b843f0345e481fbf884edc46fac202406a5ca68eddf468ee77038b9ce86b- Signature
ed25519:7f279f6b195e2ddee7ccaa94dade7b10e56ecc325b646f48664c239270bcaf65c31e20c36d681df12f772e98cac17d7fe1c4d95176cd1918f8e3d4dbf979190a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast