High volume DNS services from Google Cloud Platform.
https://developers.google.com/cloud-dns/
Name Server · Enterprise DNS
Get access to data on 2,537,978 websites that are Google Cloud DNS Customers. We know of 1,714,384 live websites using Google Cloud DNS and an additional 823,594 sites that used Google Cloud DNS historically and 1,449,620 websites in the United States.
Get a list of 2,537,978 websites using Google Cloud DNS which includes location information, hosting data, contact details, 1,714,384 currently live websites and an additional 219,562 domains that redirect to sites in this list. 823,594 sites that used this technology previously and 1,449,620 websites in the United States currently using Google Cloud DNS.