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.
DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
DMARC
BT Usage Statistics · Download List of All Websites using BT
Network infrastructure from BT based in the UK.
UK hosting
Last technology detected on 29th March 2024. We know of 3 technologies on this page and 58 technologies removed from rtcs.co.uk since 29th June 2016. Link to this page.
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