Cisco Umbrella 1 Million - OpenDNS Umbrella Blog
from Diigo
Cisco Popularity List
Majestic Million - BETA - Majestic
Alexa top 1 Million sites is retired. Here's the Majestic Million. -Majestic Blog
Two alternatives to the Alexa top 1 million website list - Leadscoring.com Leadscoring.com