Web Hosting Providers

CenturyLinkCenturyLink

CenturyLink Usage Statistics · Download List of All Websites using CenturyLink

Hosting services from large telecom company CenturyLink. Now known as Lumen.

US hosting

SavvisSavvis

Savvis Usage Statistics · Download List of All Websites using Savvis

Enterprise level hosting for media, government, financial, software and retailers. Now owned by CenturyLink.

US hosting

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.

DMARCDMARC

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