openlearning.com

Observed 2026-06-12T20:10:00.110Z (18h ago). Every field below was attested with an Ed25519 signature at scan time.

Don't trust this page — check the math. Verification runs entirely in your browser. Nothing leaves your machine.

Verify this receipt

Ed25519 Receipt

Receipt ID
5e528547-be25-4f21-b128-7718967e4b58
Output Hash
da1ff86073a2d55555cd4710bf73a5d484747671be5c83417dc44b0a44707629
Signature
ed25519:fad5167ef4318f17165fd883e8b1ba78b719e7ffe61e6885a00c6a2795d1ab9e1fb220439c694af035fad8857179fddc42063ece0580eb285552c24179de0402
Public Key
ed25519:1aafb422ddb6beba51f7cabe4ce1c400d51da23b2ec829bd74c9f89bb99801da
Parent
(genesis)
Plane
fast
Verify this in your browser

DNS Records

A 1

  • 150.171.109.150

MX 5

  • {"priority":1,"exchange":"aspmx.l.google.com"}
  • {"priority":10,"exchange":"aspmx2.googlemail.com"}
  • {"priority":10,"exchange":"aspmx3.googlemail.com"}
  • {"priority":5,"exchange":"alt1.aspmx.l.google.com"}
  • {"priority":5,"exchange":"alt2.aspmx.l.google.com"}

TXT 13

  • MS=ms13982965
  • google-site-verification=q9h5gwKIUBu_K5Z6BchYtt8AaEnsz8JYafsC3HjAGZM
  • MS=7766243BB3C923D080BD4F9D34EFB596D910C3C0
  • include:smtp1.uservoice.com
  • google-site-verification=gsXdsNCgh1CW9rqdpmo9Vxyh5qPRI5QVhcfUd1hKGZk
  • google-site-verification=UlzjGNo9gi1u9Rt6nbWa54RyCZs0b3j0UCBGHE7Nua0
  • 0QsSzwsXRa/PczJZ3/c6s1s6FrvHtLZlDGXR8vXB1Ys=
  • google-site-verification=UqkQuFIzxpqMQ7ZZq43_Ea2zSMNeOjGcTX432jsHKN8
  • google-site-verification=FV1JieV0W1V2cIWfKDhPMc-h1fL14Mgo5yz_Ac-vJGc
  • v=spf1 include:_spf.google.com include:amazonses.com include:696603.spf02.hubspotemail.net include:8796327.spf04.hubspotemail.net ~all

NS 4

  • ns2-01.azure-dns.net
  • ns4-01.azure-dns.info
  • ns3-01.azure-dns.org
  • ns1-01.azure-dns.com

SOA 1

  • {"mname":"ns1-01.azure-dns.com","rname":"azuredns-hostmaster.microsoft.com","serial":1}

CAA 4

  • {"flags":0,"tag":"issue","value":"letsencrypt.org"}
  • {"flags":0,"tag":"issue","value":"comodoca.com"}
  • {"flags":0,"tag":"issue","value":"digicert.com"}
  • {"flags":0,"tag":"issue","value":"pki.goog"}

TLS Certificates (0)

None.

Subdomains (14)