rubiconproject.com

Observed Jul 24, 2026, 02:59 UTC (4h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Runs onCloudflare

Email byGoogle Workspace

Secured byAmazon

Registered withGoDaddy.com, LLC

Also usesDocuSignGoogle Search ConsoleSlack

IPv6 · tranco_1k

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

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

rubiconproject.com

A / AAAA

3.170.3.283.170.3.153.170.3.163.170.3.81+8 more

Cloudflareserves the site

ns-1150.awsdns-15.orgns-1722.awsdns-23.co.ukns-483.awsdns-60.comns-644.awsdns-16.net

awsdns-15.org + awsdns-23.co.uk + moreanswers its DNS

aspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

rubiconproject.com

Amazonissued its certificate

DNS Records

A 4

3.170.3.28
3.170.3.15
3.170.3.16
3.170.3.81

AAAA 8

2600:9000:286a:1600:19:133b:2800:93a1
2600:9000:286a:c800:19:133b:2800:93a1
2600:9000:286a:dc00:19:133b:2800:93a1
2600:9000:286a:9400:19:133b:2800:93a1
2600:9000:286a:e00:19:133b:2800:93a1
2600:9000:286a:5400:19:133b:2800:93a1
2600:9000:286a:3800:19:133b:2800:93a1
2600:9000:286a:0:19:133b:2800:93a1

MX 5

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

TXT 10

00d700000008awveam
adobe-idp-site-verification=7ba00fd005454fcba9ed31a7ad48786fef98ee97ccc28d469c180d51d3aa792b
apple-domain-verification=G4AVkC9r63d1Wgp7
docusign=740bb1dc-f7a3-4027-b408-aed4bd2824d0
google-site-verification=8Oe3JXELIVSWdd5P6OY4UM5pF_aqaApPAbdvsIqjvtY
google-site-verification=U-FUvU0VS4falHBMujbJtZpgqy95I2EFC08ADvrqlSQ
logmein-domain-confirmation 90DIFG9EEUT8U8R48952255
slack-domain-verification=mlIG4ylJounirRIFXuVrwirxvgiAUa63gagbhqV0
v=spf1 ip4:72.34.113.100 ip4:69.194.143.140 include:spf.rubiconproject.com include:sendgrid.net include:_spf.google.com include:mktomail.com include:spf.mandrillapp.com include:aspmx.pardot.com ~all
v=DMARC1; p=quarantine; pct=50; rua=mailto:dmarc@rubiconproject.com

NS 4

ns-1150.awsdns-15.org
ns-1722.awsdns-23.co.uk
ns-483.awsdns-60.com
ns-644.awsdns-16.net

SOA 1

ns-644.awsdns-16.net awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`rubiconproject.com`	C=US, O=Amazon, CN=Amazon RSA 2048 M01	Thu, 03 Dec 2026 23:59:59 +0000
`Amazon RSA 2048 M01`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:21:28 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (0)

None observed.

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 rubiconproject.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_0054e9a42dd40d39
Output Hash: e70a76b0b431d2f5318c026b42e3458be506c8b7d3911e9528c265b4348fdae9
Signature: ed25519:9b54582faddc8af650bad40a021186af45be6bedc042411b2a1e9d6a97ebcaa698fc969e0330704b2c045a47aadc60d4086ac3e24dea44bd517ba7c6d5f0a504
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

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