serai.jp
Observed Jul 24, 2026, 19:47 UTC (8d 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 byGoogle Workspace
Secured byJapan Registry Services Co.
Also usesFacebook/MetaGoogle Search Console
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat serai.jp actually stands on - every host below is a signed observation
serai.jp
A / AAAA
182.236.92.146
unattributedserves the site
NS
ns-1482.awsdns-57.orgns-1560.awsdns-03.co.ukns-467.awsdns-58.comns-706.awsdns-24.net
awsdns-57.org + awsdns-03.co.uk + moreanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
*.serai.jp
Japan Registry Services Co.issued its certificate
DNS Records
A 1
182.236.92.146
MX 5
1aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 5
facebook-domain-verification=l70v1nzfk1gfd184vekrk0udg3grv6google-site-verification=w9u4Ltid7x2i-7MwHw0XRd2bKeRxom8pLb5vDsHVI2cgoogle-site-verification=wTdkYUyvvDsiLVY26eaaqsD3w4uFTI5Qnz839v40KUQv=spf1 include:_spf.google.com include:spf.repica.jp ~allv=DMARC1; p=none; rua=mailto:repica_dmarc@shogakukan.co.jp
NS 4
ns-1482.awsdns-57.orgns-1560.awsdns-03.co.ukns-467.awsdns-58.comns-706.awsdns-24.net
SOA 1
ns-1560.awsdns-03.co.uk awsdns-hostmaster.amazon.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.serai.jp |
C=JP, O=Japan Registry Services Co., Ltd., CN=JPRS Domain Validation Authority - G4 | Sun, 06 Sep 2026 14:59:59 +0000 |
JPRS Domain Validation Authority - G4 |
C=JP, O=SECOM Trust Systems CO.,LTD., 2.5.4.11=Security Communication RootCA2 | Tue, 29 May 2029 05:00:39 +0000 |
(no CN) |
C=JP, O=SECOM Trust Systems CO.,LTD., 2.5.4.11=Security Communication RootCA2 | Tue, 29 May 2029 05:00:39 +0000 |
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_bc6cb021941a922d- Output Hash
7f2b8a3b14e29f09d2a4cf49c23955386a74ad7d35e3894a529dfccbdf83ab90- Signature
ed25519:1e4e698fe26a392954761e409d97b31847d2f23cf60663a91676b18a0d1460490498ec19287d3e1bb25ba8c3d2d1390739556c81d37a2310840be00facdce60d- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast