Frameworks

Facebook Domain VerificationFacebook Domain Verification

Facebook Domain Verification Usage Statistics · Download List of All Websites using Facebook Domain Verification

Domain Verification provides a way for you to claim ownership of your domain in Facebook Business Manager.

Email Hosting Providers

SPFSPF

SPF Usage Statistics · Download List of All Websites using SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

Standard

Tucows IncTucows Inc

Tucows Inc Usage Statistics · Download List of All Websites using Tucows Inc

Tucows provides domain names, email and other services through our extensive reseller network.

Web Hosting Provider Email

Operating Systems and Servers