buaa.edu.cn
Observed Jul 24, 2026, 03:34 UTC (5h 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 onChina Networks Inter-Exchange
Secured byGlobalSign
IPv6 · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat buaa.edu.cn actually stands on - every host below is a signed observation
buaa.edu.cn
A / AAAA
106.39.41.162001:da8:203:15::2
China Networks Inter-Exchangeserves the site
NS
ns3.buaa.edu.cnns2.buaa.edu.cnns1.buaa.edu.cn
edu.cnanswers its DNS
MX
mx.buaa.edu.cnmx-buaa-edu-cn.icoremail.net
edu.cn + icoremail.netreceives its email
TLS
*.buaa.edu.cn
GlobalSign nv-saissued its certificate
DNS Records
A 1
106.39.41.16
AAAA 1
2001:da8:203:15::2
MX 2
15mx.buaa.edu.cn10mx-buaa-edu-cn.icoremail.net
TXT 4
v=spf1 include:spf.buaa.edu.cn -allqqmail-site-verification=a513f06e260a18a428dd65d8f0234c793ca8f33fc50MS=DDD44BF44E8598FDECA2178B4B703CF983400A7Av=DMARC1;p=quarantine;rua=mailto:support@buaa.edu.cn
NS 3
ns3.buaa.edu.cnns2.buaa.edu.cnns1.buaa.edu.cn
SOA 1
ns1.buaa.edu.cn mail.buaa.edu.cn
SRV 2
edge1.vc.buaa.edu.cn:5060 p1edge1.vc.buaa.edu.cn:5061 p1
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
*.buaa.edu.cn |
C=BE, O=GlobalSign nv-sa, CN=GlobalSign GCC R3 DV TLS CA 2020 | Sun, 01 Nov 2026 06:46:59 +0000 |
GlobalSign GCC R3 DV TLS CA 2020 |
2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign | Sun, 18 Mar 2029 00:00:00 +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_0c5a96451dbe4d2d- Output Hash
1fbe2e11432f8659d4e254dc2bca7829249a0e490f1fc3bfb0df198ef67daa39- Signature
ed25519:6c7061883dedb4d00b975babb6c953ec2cf0be73de7c289d7db1438dbc497d6efff43ee9e5442841f1720862e6b1e8797ea437ebe002d17b1d63527076c73006- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast