studying.jp

Observed 2026-06-13T10:16:30.268Z (2h ago). Every field below was attested with an Ed25519 signature at scan time.

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Ed25519 Receipt

Receipt ID
22603943-3e28-4b48-b21b-9767da3df905
Output Hash
50a7b67de31c5ebe6daa42047f68092dbf32ae7d01212a32e3dbf4aa271f14d8
Signature
ed25519:974cc0020564b5c38731bd47225a52b853ec1043d881f3df6ac60f6929dac2f0d4bc40b5696cc0cc6d530c9aafce12f014c0fd49aa9faa5b5e456b6970b49c03
Public Key
ed25519:1aafb422ddb6beba51f7cabe4ce1c400d51da23b2ec829bd74c9f89bb99801da
Parent
(genesis)
Plane
fast
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DNS Records

A 4

  • 13.249.74.42
  • 13.249.74.10
  • 13.249.74.79
  • 13.249.74.92

MX 2

  • {"priority":10,"exchange":"mx-proxy501.heteml.jp"}
  • {"priority":10,"exchange":"mx-proxy502.heteml.jp"}

TXT 4

  • v=spf1 include:_spf.heteml.jp include:_spf.activegate-ss.jp include:spf-pvg4.baremetal.jp include:spf.repica.jp include:1lejend.com include:spf-bma.mpme.jp +ip4:157.7.188.52 +ip4:54.199.108.161/24 +ip4:13.114.167.25/24 +ip4:13.230.104.101/24 +ip4:52.197.10.219/24 +ip4:3.113.45.227/24 +ip4:54.92.66.140/24 +ip4:18.179.217.87/24 +ip4:3.113.151.4/24 +ip4:13.112.22.232/24 -all
  • google-site-verification=fxNygsK8p6nP05Vr6PD1Qy_r-VDGFeUVOWw4BIo8EHI
  • globalsign-domain-verification=IEi6eUZHquiEB8w1yg3JUbaTfUPU__ghzOw1fKUTyW
  • v=DMARC1;p=none;rua=mailto:dmarc-reports@studying.jp;ruf=mailto:dmarc-failure@studying.jp

NS 4

  • ns-492.awsdns-61.com
  • ns-1275.awsdns-31.org
  • ns-1794.awsdns-32.co.uk
  • ns-580.awsdns-08.net

SOA 1

  • {"mname":"ns-580.awsdns-08.net","rname":"awsdns-hostmaster.amazon.com","serial":1}

TLS Certificates (0)

None.

Subdomains (4)