DNS services provided by 1&1.
http://1and1.com
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Get access to data on 2,300,408 websites that are 1and1 DNS Customers. We know of 180,696 live websites using 1and1 DNS and an additional 2,119,712 sites that used 1and1 DNS historically and 68,839 websites in the United States.
Get a list of 2,300,408 websites using 1and1 DNS which includes location information, hosting data, contact details, 180,696 currently live websites and an additional 50,535 domains that redirect to sites in this list. 2,119,712 sites that used this technology previouslyand 68,839 websites in the United States currently using 1and1 DNS.
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