oreilly.com

Observed 2026-07-13T00:15:47.592216818+00:00 (3h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onGoogle

Email byGoogle Workspace

Secured byLet's Encrypt

Also uses1PasswordStripeAtlassianGoogle Search ConsoleDockerZoom

79 subdomains · push_legacy

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat oreilly.com actually stands on - every host below is a signed observation

oreilly.com

A / AAAA

34.169.83.167

Googleserves the site

a1-225.akam.neta20-66.akam.neta16-65.akam.neta4-64.akam.net+2 more

akam.netanswers its DNS

aspmx2.googlemail.comaspmx3.googlemail.comalt2.aspmx.l.google.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

misc3.oreilly.com

Let's Encryptissued its certificate

DNS Records

A 1

34.169.83.167

MX 5

10aspmx2.googlemail.com
10aspmx3.googlemail.com
5alt2.aspmx.l.google.com
5alt1.aspmx.l.google.com
1aspmx.l.google.com

TXT 41

rzp-site-verification=a854b4a8b6cd7bfd0c5ebe4edcf00c18
1password-site-verification=YL4MABUTMFAGTAOZTL6TFWZWBU
stripe-verification=f9c7baf61f54571ffe67b1c557dea5380c1afd51153b97ca71724438405f855b
v=spf1 include:_spf.google.com include:amazonses.com include:spf.mandrillapp.com include:spf.mtasv.net include:mktomail.com include:_spf.salesforce.com ip4:199.27.144.40 ip4:199.83.45.18 ip4:199.83.45.19 ip4:199.83.45.110 ip4:199.83.45.111 ip4:199.83.47.124 ip4:199.83.47.125 ip4:162.42.207.20 ip4:208.76.31.37 ip4:162.42.214.212 ip4:104.192.140.117 ip4:72.18.192.0/24 ip4:66.179.217.0/26 ip4:173.209.243.64/26 -all
d7kfp9gbnkkvp5vvphuv80s4oc
stripe-verification=FA0A5DF1B861B5632D3B866D38C3327CB0C01D0591C3FAE956610D4BC68DEA64
atlassian-domain-verification=GJgQnpbhHf0SwculXnJahDb8IZbK2ZXhc5tVW2ZaEx1rCwyJAN6Mq3JwtfTn5X5s
google-site-verification=neBJBV38v3xXAew00QEe1whxoBx-y0oo0-9840fBTek
_figma_sites_verify_customersuccess
docker-verification=993bde06-01c2-4c04-a1c6-d840bddb0611

NS 6

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

SOA 1

a1-225.akam.net nic-tc.oreilly.com

CAA 6

iodef "mailto:itops@oreilly.com"
issue "digicert.com"
issue "godaddy.com"
issue "letsencrypt.org"
issue "amazon.com"
issue "pki.goog"

TLS Certificates (3)

Common Name	Issuer	Expires
`misc3.oreilly.com`	C=US, O=Let's Encrypt, CN=YR2	Thu, 17 Sep 2026 23:05:24 +0000
`YR2`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (79)

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; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for oreilly.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/oreilly.com">
  <img src="https://domaindrift.io/badge/oreilly.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for oreilly.com">
</a>

Ed25519 Receipt

Receipt ID: 90201124-f031-40a4-937b-b902dac0bacb
Output Hash: 592495e4c1db3ae5db8f63aeab58ec5f79224ac66e8c5e4e6c58778108428850
Signature: ed25519:ec9d8b424b14909361946d0e8a41c627f3fb1c1bdda9c0349fc35cf355d600b52be5491566cb62bf0c88ef9107491e355688fee31e842ce59c8e228ccf86e705
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/oreilly.com