Market Share by Top Websites

1 Zscaler is leading in Top 100K Sites.

2 OpenDNS is leading in Top 10K Sites.

Websites Categories

1 Zscaler has better usage coverage in more websites categories. Including Business & Industry, Shopping, Marketing & Advertising, Industrial Goods & Services and 23 other categories.

2 OpenDNS is leading in Internet & Telecom, Sports, Web Hosting, Tennis and 10 other categories.


1 OpenDNS is leading in most countries, including United States, Netherlands, Brazil, United Kingdom and 9 other countries.

2 Zscaler is leading in Sweden, Mexico, Norway, Belgium and 6 other countries.