Adobe ConnectAdobe Connect

Adobe Connect Usage Statistics · Download List of All Websites using Adobe Connect

Adobe Connect web conferencing software offers online meeting functionality, virtual classrooms and large scale webinars.

Email Hosting Providers

SPFSPF

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.

Standard

Google Apps for BusinessGoogle 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

Web Hosting Providers

SimplyTransitSimplyTransit

SimplyTransit Usage Statistics · Download List of All Websites using SimplyTransit

Maintains an IP network spanning multiple Datacentre locations around London.

UK hosting

Web Servers

ApacheApache

Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.

Operating Systems and Servers

Parallels Plesk PanelParallels Plesk Panel

Parallels Plesk Panel Usage Statistics · Download List of All Websites using Parallels Plesk Panel

Host and manage websites and servers at any scale, includes virtualization software.