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

Operating Systems and Servers

DebianDebian

Debian Usage Statistics · Download List of All Websites using Debian

Debian is a free operating system (OS) for your computer.

Copyright

Copyright Year 2009Copyright Year 2009

Copyright Year 2009 Usage Statistics · Download List of All Websites using Copyright Year 2009

Webpage has a copyright year of 2009 with no detectable mention of the current year.