osi.org

Observed 2026-06-15T12:22:57.712769692+00:00 (2h 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
eaefd87d-255a-43f8-b712-24e861a08c65
Output Hash
a73b5cd8cc2664800bfd2fec42d8c5de7b697ed6139dd5929b89549c739145d1
Signature
ed25519:46b4f1936a1567cca7621c52732fb8be1ac08393af04561703d481d10b9168790bf2c8293a5bc03cec161cdbcd9a7298601940fd9f9b43be74744c2f2ed2e700
Public Key
ed25519:d3f6015a95abdad7e8166ad80938a5885500170bb75f8cdb425b8fd2772bec29
Parent
(genesis)
Plane
fast
Verify this in your browser

DNS Records

A 1

  • 174.138.112.6

MX 1

  • {"priority":0,"exchange":"osi-org.mail.protection.outlook.com"}

TXT 2

  • v=spf1 include:spf.rkd.ca include:spf.protection.outlook.com -all
  • v=DMARC1; p=none; rua=mailto:dmarc@osi.org

NS 2

  • henrik.ns.cloudflare.com
  • katja.ns.cloudflare.com

SOA 1

  • {"mname":"henrik.ns.cloudflare.com","rname":"dns.cloudflare.com","serial":2406588765,"refresh":10000,"retry":2400,"expire":604800,"minimum":1800}

TLS Certificates (2)

Common NameIssuerExpires
osi.org C=US, O=Let's Encrypt, CN=R13 Tue, 11 Aug 2026 07:37:21 +0000
R13 C=US, O=Internet Security Research Group, CN=ISRG Root X1 Fri, 12 Mar 2027 23:59:59 +0000

Subdomains (1)