CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 39,414 material changesacross 37,494+ domains · 24h to ~4h ago · a floor, 20h of 24 walkedNOW557 curated domains not reachablelast probe, steadySITE ERRORS34,627 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,132 sites429 rate-limit / 403 bot-block, a posture signal

doho.ac.jp

Observed Jul 26, 2026, 00:52 UTC (6d 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.

Not responding
Email byMicrosoft 365
Also usesGoogle Search Console
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat doho.ac.jp actually stands on - every host below is a signed observation
doho.ac.jp
NS
ns020-augusan8hmdocdbe.a.d-53.jpns020-augusan8hmdocdbe.a.d-53.netns020-augusan8hmdocdbe.a.d-53.info
d-53.jp + d-53.net + moreanswers its DNS
MX
doho-ac-jp.mail.protection.outlook.com
Microsoft 365receives its email

DNS Records

MX 1

  • 0doho-ac-jp.mail.protection.outlook.com

TXT 4

  • google-site-verification=lmJXzA3bzcoNIcdhVDXmf-uJmsnBExQ9G9EluaoMICo
  • adobe-idp-site-verification=81198afdab06b74f62827ea05d5fca598bf36f03835007c1e28ebf4e75004c88
  • v=spf1 +ip4:202.209.156.0/24 +ip4:153.126.149.94 include:spf.protection.outlook.com include:limedio.ricoh.co.jp +ip4:59.106.220.226 ~all
  • v=DMARC1; p=none; sp=none; rua=mailto:dmarc@doho.ac.jp

NS 3

  • ns020-augusan8hmdocdbe.a.d-53.jp
  • ns020-augusan8hmdocdbe.a.d-53.net
  • ns020-augusan8hmdocdbe.a.d-53.info

SOA 1

  • ns000.d-53.net dns-managers.iij.ad.jp

TLS Certificates (0)

None.

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 receipt

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

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

Ed25519 Receipt

Receipt ID
rcpt_d6fc990ee58280cb
Output Hash
42a23a0deb643c17d30874b8bc8905ceb3eb84227b109761552a9882b1658ec5
Signature
ed25519:e6a613b91f4a5676af6b5c5e9effd9baba414f90bedc18e1cf8174e5b7528b40b604612303a4c60a4b6b447a5667c64d35304ff953ff74b2bc0f2ea8aa547001
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser