sadaharuaoki.com
Observed Aug 16, 2026, 07:14 UTC (13h 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
Secured byLet's Encrypt
Let's Encrypt1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat sadaharuaoki.com actually stands on - every host below is a signed observation
sadaharuaoki.com
A / AAAA
219.94.155.230
unattributedserves the site
NS
ns1.dns.ne.jpns2.dns.ne.jp
ne.jpanswers its DNS
MX
sadaharuaoki.com
sadaharuaoki.comreceives its email
TLS
sadaharuaoki.com
Let's Encryptissued its certificate
DNS Records
A 1
219.94.155.230
MX 1
10sadaharuaoki.com
TXT 1
v=spf1 a:www440b.sakura.ne.jp mx ~all
NS 2
ns1.dns.ne.jpns2.dns.ne.jp
SOA 1
master.dns.ne.jp tech.sakura.ad.jp
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
sadaharuaoki.com |
C=US, O=Let's Encrypt, CN=YR2 | Mon, 26 Oct 2026 10:47:45 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (1)
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_b6aaab2e262d678d- Output Hash
0c8648908785a45302481daa068e1bd514c90215c0a1bf39fd2556bec1cc9155- Signature
ed25519:92eca22514b42a9e39176b77876c391a7b6f2ef770c8c5446a9f7ef30aef7ae3e3c1d088a09d56708877971e55b11dc08a1e0a3cb116ff28543dd7bbcb691c0f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast