s-plaza.com
Observed Aug 16, 2026, 15:52 UTC (5h 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
Microsoft 365Secured byLet's Encrypt
Let's EncryptAlso usesAdobe
Adobe1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat s-plaza.com actually stands on - every host below is a signed observation
s-plaza.com
A / AAAA
133.125.76.52
unattributedserves the site
NS
ns015-1dc88tsj6nvajd64.1.d-53.jpns015-1dc88tsj6nvajd64.1.d-53.orgns015-1dc88tsj6nvajd64.1.d-53.info
d-53.jp + d-53.org + moreanswers its DNS
MX
cluster1.us.messagelabs.comcluster1a.us.messagelabs.comsplaza-com0c.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.s-plaza.com
Let's Encryptissued its certificate
DNS Records
A 1
133.125.76.52
MX 3
0cluster1.us.messagelabs.com10cluster1a.us.messagelabs.com20splaza-com0c.mail.protection.outlook.com
TXT 4
MS=ms45582953adobe-idp-site-verification=d4993616f232f5ce6b29dd24d7ea00d797c6b831a2aef3ddfd8d0fb53891fee8adobe-idp-site-verification=f84f952c5c188f599b2c221c5008288b33aca693d5b062333103cf6207798e70v=spf1 include:spf.securemx.jp include:spf.spcloud.jp include:spf.protection.outlook.com include:spfcm.cybermail.jp ip4:133.125.76.52 ~all
NS 3
ns015-1dc88tsj6nvajd64.1.d-53.jpns015-1dc88tsj6nvajd64.1.d-53.orgns015-1dc88tsj6nvajd64.1.d-53.info
SOA 1
ns000.d-53.net dns-managers.iij.ad.jp
DMARC_RECORDS 1
v=DMARC1; p=reject; rua=mailto:dmarc-reports-rua@sankeibldg.co.jp,mailto:sankeibldg00001-ra@dmarc25.jp; ruf=mailto:dmarc-reports-ruf@sankeibldg.co.jp;
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
www.s-plaza.com |
C=US, O=Let's Encrypt, CN=YE2 | Thu, 05 Nov 2026 12:17:49 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
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_abd31d45f74efcfb- Output Hash
b4680f6f9f60b29e905bd2ab116c8183ab644e1457faf14e049e76b8082fe837- Signature
ed25519:94d75ca4a9c033e106f8928ce58758923a53030845f8a84881e94ebaa74a7446f205de1d9952242ad3de13c8b3ea61f38e9ec28349a78c73807d02f45327380e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast