jka.or.jp

Observed Aug 16, 2026, 11:27 UTC (16m 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
Secured byJapan Registry Services Co.
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jka.or.jp actually stands on - every host below is a signed observation
jka.or.jp
A / AAAA
150.60.165.206
unattributedserves the site
NS
ns4.cpi.ad.jpns5.cpi.ad.jp
ad.jpanswers its DNS
MX
vlmx-air.secure.ne.jp
ne.jpreceives its email
TLS
www.jka.or.jp
Japan Registry Services Co.issued its certificate

DNS Records

A 1

  • 150.60.165.206

MX 1

  • 10vlmx-air.secure.ne.jp

TXT 1

  • v=spf1 include:spf.secure.ne.jp -all

NS 2

  • ns4.cpi.ad.jp
  • ns5.cpi.ad.jp

SOA 1

  • ns4.cpi.ad.jp hostmaster.cpi.ad.jp

TLS Certificates (2)

Common NameIssuerExpires
www.jka.or.jp C=JP, O=Japan Registry Services Co., Ltd., CN=JPRS Domain Validation Authority - G4 Sat, 31 Oct 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

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 receipt

Ed25519 Receipt

Receipt ID
rcpt_f5e4cf2a581b29fb
Output Hash
26cc36593d9cb82b1839329d1839cef20f3cee87afc24671d388336c7af5aacb
Signature
ed25519:42eb22a5b7d96bd00f17cf30baf0e1b1de967f8788e6ede2310de1e9db460ddf31bdedb47b044497386253be2923eec5fafd7d372164c32d69ba35766be1ba04
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT41,492 material changesacross 39,753 domains · 24h to ~3h ago · -67 vs yesterdayROTATION54 domains moved DNS from koaladns.com to magpiedns.com, 52 moved backa rotation loop, not a migration · 24hEMAIL DRIFT3 domains switched email providertop destination alltheemails.comNOW566 curated domains not reachable+71 vs yesterdaySITE ERRORS36,537 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,520 sites429 rate-limit / 403 bot-block, a posture signal