Majestic
http://www.majestic.com

Majestic is the biggest and freshest Link Intelligence database in the world. With a track record of reliable and informative data, you’re able to quickly assess the strength and influence of links having an impact on your online profile. So with the potential to save you money, Majestic can help you to increase organic traffic, optimize PPC campaigns, spot online and marketing trends, as well as improve your websites ranking.

Majestic has also developed some fun and easy-to-use tools for link profile analysis, reporting, strategizing and competitor monitoring. Try the Link Profile Fight and Neighbourhood Checker Tool for a great overview of how well you’re doing compared to others.

Majestic data goes back as far as the past five years, and is updated daily. By using Majestic you have a trusted dataset to hand. After all, Majestic is knowledge and power on a grand scale!