Application Request Routing 3.x icon

Websites using Application Request Routing 3.x

Application Request Routing (ARR) is an extension to Internet Information Server (IIS), which enables an IIS server to function as a load balancer.

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That's how many Application Request Routing 3.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

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Every Application Request Routing 3.x website we detected in the United States.

Only sites where a personal, company-hosted email was found.

Sites with at least one personnel LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to Application Request Routing 3.x websites on .com domains.

Only sites where an organisation phone number was found.

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Versions

Which Application Request Routing 3.x versions are most used?

We could read a version number on 100% of Application Request Routing 3.x sites. Of those, the most common is Application Request Routing 3.0, on 3,720 sites.

100% on v3.0
Versions detected
1
Sites with a version
3,720
Live Websites

Websites Using Application Request Routing 3.x

A sample of live Application Request Routing 3.x sites from our latest crawl, with the other technologies each one runs.

How many websites use Application Request Routing 3.x?

We found Application Request Routing 3.x on 3,720 websites in our September 2026 crawl, across 94 countries.

Which countries use Application Request Routing 3.x the most?

By number of websites, the top countries are United States (18%, 684 sites), France (17%, 643 sites), United Kingdom (6%, 208 sites), Sweden (5%, 199 sites) and Slovenia (5%, 181 sites). Together they account for 51% of the 3,720 Application Request Routing 3.x sites we track. 32% of the sites are in English, and .com is the most used domain ending, on 37% of them.

Where are Application Request Routing 3.x websites hosted?

The networks carrying the most Application Request Routing 3.x sites are Microsoft Corporation (1,201 sites), Cloudflare, Inc. (236 sites) and CoreIT AB (172 sites).

What technologies are used with Application Request Routing 3.x?

Across the 3,720 Application Request Routing 3.x sites we track, the technologies most often found alongside it are IIS (100%, 3,720 sites), jQuery (76%, 2,827 sites), Bootstrap (60%, 2,232 sites), HSTS (46%, 1,716 sites) and jQuery UI (40%, 1,506 sites).

Deep Dive

Breakdown of Application Request Routing 3.x websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of Application Request Routing 3.x websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.