altoterras.co.jp
Observed Jul 29, 2026, 09:08 UTC (12h 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
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · 1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat altoterras.co.jp actually stands on - every host below is a signed observation
altoterras.co.jp
A / AAAA
163.43.102.982001:e42:107:201f:163:43:102:98
2001serves the site
NS
01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jp
dnsv.jpanswers its DNS
MX
altoterras-co-jp.mail.protection.outlook.com
Microsoft 365receives its email
TLS
altoterras.co.jp
Let's Encryptissued its certificate
DNS Records
A 1
163.43.102.98
AAAA 1
2001:e42:107:201f:163:43:102:98
MX 1
10altoterras-co-jp.mail.protection.outlook.com
TXT 4
MS=ms76101043google-site-verification=VCcxcbHgSif6FpGxaISQ5kT9Mx1cppI6DHy5gcwq5mQv=spf1 include:spf.protection.outlook.com a:www3888.sakura.ne.jp mx ~allv=DMARC1; p=none; rua=mailto:info-dmarc@altoterras.co.jp; ruf=mailto:info-dmarc@altoterras.co.jp; fo=1
NS 4
01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jp
SOA 1
01.dnsv.jp hostmaster.dnsv.jp
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
altoterras.co.jp |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 29 Sep 2026 15:26:55 +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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_972aaa30c747dff6- Output Hash
a94637a71a9d6ce2dfd4d088bbc88c70280b4dc175882b49370747d8843b64d5- Signature
ed25519:3d677da018182c2c5a8178182cbf4122243a1b766618cbc8ac4d828335efbee8cf4b3f2384291e46747ab84bbeefa908a8828c92cfee97753f85073b816dbe0e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast