MailChannels Usage Statistics · Download List of All Websites using MailChannels
A hosted email relay service with outbound spam filtering features.
Transactional Email
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 17th April 2024. We know of 2 technologies on this page and 78 technologies removed from shieldssecurity.com since 27th January 2015. Link to this page.
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