Market Share by Top Websites

1 IIS is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 BigIP is leading in Top 10K Sites.

Websites Categories

1 IIS has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Internet & Telecom, Shopping and 242 other categories.

2 BigIP hasn't got a lead over IIS in any websites category.


1 IIS is leading in most countries, including United States, China, India, United Kingdom and 213 other countries.

2 BigIP is leading in Estonia.