Application Request Routing

Category - Load Balancer

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


We have discovered 9,699 live website that are using ARR.

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Technology usage statistics

Websites using ARR 9,699 websites
Most popular in the country United States of America
Market position in Load Balancer #3
Market share in Load Balancer 11.34%
Most popular version 3.0

Technology adoption

Recent changes in ARR usage. (See ARR Usage Changes report)
Websites that added ARR +228
Websites that dropped ARR -228
Websites that changed version of ARR 9

Distribution by websites popularity

Application Request Routing detection in the top websites by popularity
Top 10k sites 25 websites
Top 100k sites 105 websites
Top 1m sites 1,776 websites

Websites utilizing Application Request Routing

Top websites that use ARR

Domain Country Rank Contacts
www.godaddy.com United States of America 329
alternativeto.net United States of America 613
www.aspose.com United States of America 1,759
nouw.com United States of America 1,790
redcross.org.au United States of America 2,534
www.redcross.org.au United States of America 2,534
See full domain list
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Market Share

ARR market share within the Load Balancer category

Geographical Distribution

Technology usage distribution by websites across the globe.







Alternative Names

  • Application Request Routing
  • ARR

Versions (by popularity)

  • 3.0 (90.12%)
  • 2.5 (9.88%)

Always Used together


IIS: Total 616,120 domains found using IIS
Category - Web Servers. 9,570,478 domains found using Web Servers


Application Request Routing often used together with


Category - Web Servers.
IIS is used together with ARR on 9,833 domains. Total 616,120 domains found using IIS
Category - Operating Systems.
Windows Server is used together with ARR on 9,699 domains. Total 625,607 domains found using Windows Server
Category - Web Application Frameworks.
Microsoft ASP.NET is used together with ARR on 7,879 domains. Total 547,912 domains found using Microsoft ASP.NET
Category - Document Encoding.
UTF-8 is used together with ARR on 7,595 domains. Total 8,008,737 domains found using UTF-8
Category - Document Standards.
JavaScript is used together with ARR on 5,722 domains. Total 6,050,225 domains found using JavaScript
Category - Mobile.
Viewport Meta is used together with ARR on 4,493 domains. Total 5,008,842 domains found using Viewport Meta


Alternative Technologies


Amazon ALB: Total 33,309 domains found using Amazon ALB
Amazon ELB: Total 42,191 domains found using Amazon ELB
CLOUD ELB: Total 41 domains found using CLOUD ELB
idlb: Total 185 domains found using idlb
JBCS: Total 41 domains found using JBCS
Oracle Traffic Director: Total 43 domains found using Oracle Traffic Director