ysn21.jp
Observed Aug 2, 2026, 12:06 UTC (22h 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.
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ysn21.jp actually stands on - every host below is a signed observation
ysn21.jp
NS
fns03.mcnet.ad.jpfns01.mcnet.ad.jpfns02.mcnet.ad.jp
ad.jpanswers its DNS
DNS Records
TXT 5
v=spf1 +ip4:163.43.159.228/32 ~allMS=ms34599053google-site-verification=5liuMCihYWNoMv5cVLN5jNgD193b610tqjweM31g3Owdnohoj0hk66qa3jevs1le53ducMS=ms16567022
NS 3
fns03.mcnet.ad.jpfns01.mcnet.ad.jpfns02.mcnet.ad.jp
SOA 1
fns01.mcnet.ad.jp postmaster.mcnet.ad.jp
DMARC_RECORDS 1
v=DMARC1;p=none
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_b35fef0b88cc8d44- Output Hash
487363c80a9b8fb2d32168c49e2f93889906d80b120c4996c79aacc249f4a905- Signature
ed25519:2affbf32e6a078f666ceedad11d85307b8149201c7d990b1f4c7a05afcc6fc279edbfdf49ff0c7ce8ef52c3b9ecf9aa2d18d277871e26982a2c779ac3d4eff08- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast