classi.jp

Observed Jul 21, 2026, 17:24 UTC (16h 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.

Verify this receipt yourself + Watch this domain

Up right now

Email byGoogle Workspace

Secured byAmazon

Also usesAtlassianDockerGoogle Search Console

1 subdomain · tranco_100k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat classi.jp actually stands on - every host below is a signed observation

classi.jp

A / AAAA

18.160.18.2618.160.18.7318.160.18.7118.160.18.60

unattributedserves the site

ns-1050.awsdns-03.orgns-1677.awsdns-17.co.ukns-299.awsdns-37.comns-970.awsdns-57.net

awsdns-03.org + awsdns-17.co.uk + moreanswers its DNS

aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

classi.jp

Amazonissued its certificate

DNS Records

A 4

18.160.18.26
18.160.18.73
18.160.18.71
18.160.18.60

MX 5

1aspmx.l.google.com
10aspmx2.googlemail.com
10aspmx3.googlemail.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com

TXT 17

06bd464f75d64dc6179dab95027b53d1.classi.jp
MS=ms55578171
apple-domain-verification=mx14y2CmQRnd00zL
atlassian-domain-verification=GUTwM8+pkYzE7PxWr4Mt2OPa6y/0iPsSm6EgCVayojOIal8eajj/leyAoH1j1hJD
docker-verification=7de529a4-e662-48b7-9a4e-61da44950482
docker-verification=cf8172f7-a7c7-46fb-b175-fdae7d21cc0e
google-site-verification=FSP07VvDRf7mw-lPadM5ZQX_mEqyIY-RqV6kUcUPXsk
google-site-verification=NVIcte1Ir12EcnZoaVpM3lqcMzTkYSYjtpq7RfLn4D8
google-site-verification=UQfKRdNb5uA9zKE0RTUcFVnIaXisKQbsitVU_Ib1--E
pardot768793=507ad4f9fff04112c049cc90b71985042b30acf0652b0d625a7ca9470f5b720d

NS 4

ns-1050.awsdns-03.org
ns-1677.awsdns-17.co.uk
ns-299.awsdns-37.com
ns-970.awsdns-57.net

SOA 1

ns-1677.awsdns-17.co.uk awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`classi.jp`	C=US, O=Amazon, CN=Amazon RSA 2048 M04	Sun, 20 Dec 2026 23:59:59 +0000
`Amazon RSA 2048 M04`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:26:35 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (1)

www.classi.jp

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for classi.jp. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/classi.jp">
  <img src="https://domaindrift.io/badge/classi.jp.svg"
       width="300" height="64" alt="DomainDrift signed observations for classi.jp">
</a>

Ed25519 Receipt

Receipt ID: rcpt_b28c00a87ac9484b
Output Hash: 2d5600c24702ddc383195d2b9843364a8d7f153e4f1ddbd91200e32b4fca8874
Signature: ed25519:771c3502d35cf8c785c51f9c0447d19a8e6cbc1600cfb118e359f6aaf1047a04dde466d3b8db9620e22dfb524926d9d0c92dd5174214474bb81a15324464f601
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/classi.jp