oreilly.com

Observed 2026-06-15T08:22:17.553194956+00:00 (39m 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
20442db2-50c0-4598-9148-acf13fbd6c87
Output Hash
00764e8c3b10b891c42acc6c34f92edd723e0396274104cae6f86d63fb9f1a33
Signature
ed25519:c74e8568b411c0c5bd16be81bf7c55cba2d7ddb8bf2175470479304288b3f4bf30f3bcf92e7772195c6b55fbed516bc20002c1327729f2765b29fd8c6e70e108
Public Key
ed25519:d3f6015a95abdad7e8166ad80938a5885500170bb75f8cdb425b8fd2772bec29
Parent
(genesis)
Plane
fast
Verify this in your browser

DNS Records

A 1

  • 34.169.83.167

MX 5

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

TXT 39

  • 1g9d3pyyw5xdhpty461591rx8qtp6y6z
  • 1password-site-verification=YL4MABUTMFAGTAOZTL6TFWZWBU
  • adobe-idp-site-verification=ad56f341-bb17-4470-8efa-9a9b9c121a4a
  • MS=ms79198677
  • _yikoj59erdx9jd4sti8idhii7nvf9x2
  • atlassian-domain-verification=GJgQnpbhHf0SwculXnJahDb8IZbK2ZXhc5tVW2ZaEx1rCwyJAN6Mq3JwtfTn5X5s
  • oci-domain-verification=mwjZ7A40UhcYmctnsvlpDQ4zebV3j9jVCIAqGBSkx
  • openai-domain-verification=dv-p9JzdykFvVDoSGxyY4Y6Y143
  • BlueXPf24d34d4-6c8c-4419-b3be-53abc864b788
  • smartsheet-site-validation=fxm70bCfI2yjd4sAuYUP7eTOck334VGo

NS 6

  • a4-64.akam.net
  • a3-67.akam.net
  • a13-64.akam.net
  • a1-225.akam.net
  • a16-65.akam.net
  • a20-66.akam.net

SOA 1

  • {"mname":"a1-225.akam.net","rname":"nic-tc.oreilly.com","serial":2147484433,"refresh":600,"retry":1800,"expire":5184000,"minimum":3600}

CAA 6

  • {"flag":0,"tag":"issue","value":"\"godaddy.com\""}
  • {"flag":0,"tag":"issue","value":"\"amazon.com\""}
  • {"flag":0,"tag":"iodef","value":"\"mailto:itops@oreilly.com\""}
  • {"flag":0,"tag":"issue","value":"\"digicert.com\""}
  • {"flag":0,"tag":"issue","value":"\"pki.goog\""}
  • {"flag":0,"tag":"issue","value":"\"letsencrypt.org\""}

TLS Certificates (2)

Common NameIssuerExpires
misc3.oreilly.com C=US, O=Let's Encrypt, CN=R13 Sun, 19 Jul 2026 14:22:11 +0000
R13 C=US, O=Internet Security Research Group, CN=ISRG Root X1 Fri, 12 Mar 2027 23:59:59 +0000

Subdomains (79)