yosukearasawa.com
Observed Aug 11, 2026, 11:57 UTC (14h 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
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat yosukearasawa.com actually stands on - every host below is a signed observation
yosukearasawa.com
A / AAAA
160.251.148.23
unattributedserves the site
NS
ns-a1.conoha.ions-a2.conoha.ions-a3.conoha.io
conoha.ioanswers its DNS
MX
mail1003.conoha.ne.jp
ne.jpreceives its email
TLS
www.yosukearasawa.com
Let's Encryptissued its certificate
DNS Records
A 1
160.251.148.23
MX 1
10mail1003.conoha.ne.jp
TXT 1
v=spf1 include:_spf.conoha.ne.jp ~all
NS 3
ns-a1.conoha.ions-a2.conoha.ions-a3.conoha.io
SOA 1
ns-a1.conoha.io postmaster.yosukearasawa.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.yosukearasawa.com |
C=US, O=Let's Encrypt, CN=YR2 | Thu, 10 Sep 2026 11:35:33 +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_bc96f010ba01d5fa- Output Hash
c14de71c6a451ea9afa1b549297f83174eea1abe237aee899deeaca77344be10- Signature
ed25519:ab3a91d6955eb664570ac6caab8b747299995e9918da5315b59abefc26ad5e302ae501320880cbabf33bde1efd9f12aae84c21f965ac1b7ee202bb914b0ac703- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast