Content Management System
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.

Profile Details

Last technology detected on 13th June 2025. We know of 10 technologies on this page and 99 technologies removed from apr2.fr since 24th September 2018. Link to this page.

Add BuiltWith to for free! Get lookups easily and quickly.

Get a notification when apr2.fr adds new technologies.

Get apr2.fr profile as an XML, JSON, CSV or XLSX via the Domain API.

Suggest a Technology

Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.