MailChannels Usage Statistics · Download List of All Websites using MailChannels
A hosted email relay service with outbound spam filtering features.
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 29th June 2020. We know of 2 technologies on this page and 14 technologies removed from tsl-webservices.co.uk since 28th February 2018. Link to this page.
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