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.
Last technology detected on 16th September 2024. We know of 1 technologies on this page and 40 technologies removed from serverrack.de since 28th February 2013. Link to this page.
Unlimited detailed lookups - normally $144 / year.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when serverrack.de adds new technologies.
Get serverrack.de profile as an XML, JSON, CSV or XLSX via the Domain API.
Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.