uu.ac.kr
Observed Aug 2, 2026, 22:27 UTC (7m 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
Email byGoogle Workspace
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uu.ac.kr actually stands on - every host below is a signed observation
uu.ac.kr
A / AAAA
216.239.34.21211.223.204.211216.239.32.21216.239.38.21+1 more
unattributedserves the site
NS
uu.ac.krns2.kornet.netns.uu.ac.kr
ac.kr + kornet.netanswers its DNS
MX
alt4.aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.com+1 more
Google Workspacereceives its email
DNS Records
A 5
216.239.34.21211.223.204.211216.239.32.21216.239.38.21216.239.36.21
MX 5
10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10alt3.aspmx.l.google.com1aspmx.l.google.com
TXT 2
google-site-verification=KKQ1HxJK9wT9SzChnSQ4eOvz5kmndUlkEaYd8Nft8XMv=spf1 ip4:211.223.204.210 ip4:211.223.204.196 ip4:211.223.204.220 ip4:211.223.204.211 ip4:211.223.204.213 ip4:211.223.204.215 ip4:211.223.204.216 include:_spf.google.com -all
NS 3
uu.ac.krns2.kornet.netns.uu.ac.kr
SOA 1
ns.uu.ac.kr mcjeon.mail.uiduk.ac.kr
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_c87036ea960e1d66- Output Hash
d115d816c985be73d26d8f69bddb122673edf594297cd0d2bb5968f52ec8ba7b- Signature
ed25519:a771411148e03d7a5ac2bd79620fbed4b09585d3075578886d28bbf09fab4c3e3cfcb4836d97103c39c3e8eb954123227b0868f5783c6267ed62823132ce650e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast