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, Autos & Vehicles, Marketing & Advertising and 20 other categories.

2 OpenDNS is leading in Internet & Telecom, Career & Education, Computer & Electronics, Computer Security and 10 other categories.


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

2 Zscaler is leading in Sweden, Norway, Poland, Mexico and 8 other countries.