1
51 DNS is leading in Top 1M Sites and The Entire Web.
2
OpenDNS is leading in Top 10K Sites and Top 100K Sites.
1
51 DNS has better usage coverage in more websites categories. Including Adult, Games, Arts & Entertainment, News & Media and 2 other categories.
2
OpenDNS is leading in Computers Electronics & Technology, Health, Community & Society, E-commerce & Shopping and 2 other categories.
1
51 DNS is leading in most countries, including China, Hong Kong, United States, Japan and 40 other countries.
2
OpenDNS is leading in France, Colombia, Costa Rica, Dominican Republic and one other country.