rubicon.com

Observed 2026-07-14T03:16:18.249Z (2h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byMicrosoft 365

Also usesGoogle Search ConsoleDocuSignAtlassianFacebook/Meta

IPv6 · 30 subdomains · push_legacy

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

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

rubicon.com

A / AAAA

23.185.0.42620:12a:8000::42620:12a:8001::4

Cloudflareserves the site

ns-77.awsdns-09.comns-1612.awsdns-09.co.ukns-831.awsdns-39.netns-1259.awsdns-29.org

awsdns-09.com + awsdns-09.co.uk + moreanswers its DNS

rubicon-com.mail.protection.outlook.com

Microsoft 365receives its email

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.rubicon.com/

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time413 ms

DNS resolutionNOERROR

Redirect chain

https://www.rubicon.com/

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 1

23.185.0.4

AAAA 2

2620:12a:8000::4
2620:12a:8001::4

MX 1

0rubicon-com.mail.protection.outlook.com

TXT 17

apple-domain-verification=zbfAZpHNP4jV9Kje
google-site-verification=zoHz7ngNSOeySY-ym0tuqYugUGGIei2ehehc8t7evDg
pardot263882=d6a04b86fdebe9c87b21229982075634afc273670fc3af4c8abbb5b65b2e9dc2
v=spf1 ip4:44.228.189.70 include:spf.protection.outlook.com include:mailgun.org include:sendgrid.net include:spf.ess.barracudanetworks.com include:_spf.salesforce.com ~all
docusign=14211bbf-a658-496f-b137-08ef4f436894
nitro-verification-code=Mzc1NDUzMDIwNjM1NTg5MzEyMw==
_github-challenge-RubiconX-org=29d7e49bf3
asv=5cb5c49e42cd87b8628863d83d464693
atlassian-domain-verification=1CSWELpKKIg7rywuukWGH2dMgIhIrq9nuYA0W4Nlq/5/WJRiZ8YID96xep9MShqq
docusign=2297293b-bdef-4b3d-b67d-8ed1763c7260

NS 4

ns-77.awsdns-09.com
ns-1612.awsdns-09.co.uk
ns-831.awsdns-39.net
ns-1259.awsdns-29.org

SOA 1

ns-1259.awsdns-29.org awsdns-hostmaster.amazon.com

TLS Certificates (0)

None.

Subdomains (30)

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

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

Ed25519 Receipt

Receipt ID: 3a78dc5c-1e26-4b35-86b0-501ccf350819
Output Hash: db6ef79aedc5e6f0b98f642916b65b721d1c6160b71fd27268ff6394a1b61e9b
Signature: ed25519:b02b404c93759be47a6711dedf4a336df9a4d5bcc6e5d7912c2a6d9699b33d574687c2a1d50834e6dcc03089c3ab2a904eadda46e9bf4b1c12cfd4dc0533ef06
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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