ControlD, DNS.sb and LibreDNS for instance. The latter two are open source. I think non-disciminating DNS providers are rather the norm and not an exception though.
Really? Then your experience differs greatly from mine (EU based). My usual mix of 'fastest anycast' upstreams’ are reliably black-holing a lot of .ru domains right now (Rightly or wrongly is a ‘nother question for a ‘nother day). P.S, YMMV and obviously does :)
Re: Ask HN: Neutral DNS servers?
#11Are you sure it's not Runet dropping traffic incoming?