SPF

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.

Google Apps for Business

Google Apps for Business Usage Statistics · Download List of All Websites using Google Apps for Business

Web-based email, calendar, and documents for teams. Renamed to Google Apps for Work, but now known as G Suite from Google Cloud.

Business Email Hosting

DMARC

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

Amazon

Amazon Usage Statistics · Download List of All Websites using Amazon

This site is hosted on Amazon AWS EC2 Infrastructure.

Cloud Hosting · Cloud PaaS

Irish Server Location

Irish Server Location Usage Statistics · Download List of All Websites using Irish Server Location

The web server is located in Ireland.

Server Location

One.com DNS

One.com DNS Usage Statistics · Download List of All Websites using One.com DNS

DNS Services provided by One.com.

DNSSEC

DNSSEC Usage Statistics · Download List of All Websites using DNSSEC

DNSSEC strengthens DNS authentication by using digital signatures based on public key cryptography.

Amazon S3 CDN

Amazon S3 CDN Usage Statistics · Download List of All Websites using Amazon S3 CDN

Amazon S3 is storage for the Internet. It is designed to make web-scale computing easier for developers.