Websites Powered by Application Request Routing

23,662 websites tracked using Application Request Routing (Load balancers) · www.iis.net

Application Request Routing is a load balancer that distributes traffic across servers. Its official site is iis.net. PoweredBy tracks the websites that use Application Request Routing across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the load balancers ecosystem.

Usage trend

Domains observed using Application Request Routing in each month's HTTP Archive crawl, Sep 2022 to Oct 2026 · peak 13,090 in Nov 2022. The tracked total above also counts sites not re-crawled recently.

Core Web Vitals

LCP 1.7 s INP 75 ms CLS 0 TTFB 700 ms

Median site among 12,068 Application Request Routing sites with Chrome UX data, p75 values, Sep 2026.

Top countries

United States 3,477
Brazil 2,109
India 1,711
United Kingdom 1,449
Germany 1,317
Italy 1,227
Canada 1,114
France 1,055

Sites using Application Request Routing by audience country, Chrome UX Report.

Usage by industry

IndustryShareWebsites
Government 0.43% 40
Education 0.13% 79
Finance and insurance 0.12% 24
Games 0.08% 6
Software and apps 0.06% 92
Healthcare 0.05% 67
Professional services 0.05% 27
Arts and entertainment 0.05% 25
Sports and fitness 0.05% 10
News and media 0.04% 21
Blogs and publishing 0.04% 11
Travel and hospitality 0.03% 29

Share of each industry's websites with a detected stack that use Application Request Routing; industries come from what sites declare in their own structured data.

Top sites by authority

9+ 2% · 6 of 372 sites
8+ 2% · 121 of 7,677 sites
7+ <1% · 352 of 45,712 sites
6+ <1% · 599 of 110,136 sites
5+ <1% · 947 of 246,751 sites

The share of the web's most authoritative domains, by Open Page Rank tier, seen running Application Request Routing in recent crawls. Only 372 domains worldwide score 9 or higher.

Websites using Application Request Routing

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
1 microsoft.com 9.54/10 11,626,900 676,768 May 2026
2 adobe.com 9.48/10 8,261,900 815,230 Jan 2026
3 who.int 9.26/10 3,114,700 778,407 Sep 2022
4 nasa.gov 9.15/10 2,697,400 289,920 Sep 2022
5 usda.gov 9.14/10 474,600 136,928 Sep 2022
6 ny.gov 9.04/10 675,900 50,004 Sep 2022
7 cloud.microsoft 8.99/10 - - Feb 2024
8 samsung.com 8.96/10 5,663,200 685,042 Sep 2022
9 nsw.gov.au 8.95/10 75,300 73,181 Sep 2022
10 maine.gov 8.93/10 1,108,600 366,560 Sep 2022
11 walmart.com 8.91/10 77,455,200 10,944,972 Sep 2025
12 nyc.gov 8.90/10 3,946,700 716,970 Sep 2022
13 dot.gov 8.90/10 - - Sep 2022
14 usc.edu 8.89/10 362,800 14,354 Jan 2025
15 azurewebsites.net 8.87/10 - - Sep 2022
16 illinois.edu 8.83/10 47,000 3,612 Oct 2022
17 maryland.gov 8.82/10 173,200 7,155 Sep 2022
18 mass.gov 8.82/10 3,516,300 1,069,518 Sep 2022
19 colorado.gov 8.81/10 81,300 11,605 Sep 2022
20 pa.gov 8.78/10 3,807,400 1,087,569 Oct 2024
21 msu.edu 8.78/10 149,500 2,186 Sep 2022
22 gouv.qc.ca 8.77/10 - - Sep 2022
23 army.mil 8.75/10 1,036,400 233,760 Nov 2022
24 bnf.fr 8.72/10 6,300 1,597 Oct 2022
25 maff.go.jp 8.72/10 6,300 3,528 May 2023
26 arizona.edu 8.71/10 127,500 23,873 Sep 2022
27 hku.hk 8.70/10 6,000 1,100 Sep 2022
28 mcgill.ca 8.70/10 403,000 145,097 Sep 2022
29 bankofamerica.com 8.69/10 6,010,600 348,341 Oct 2022
30 gov.bc.ca 8.69/10 2,200 880 Apr 2023
31 metmuseum.org 8.68/10 1,940,500 281,271 Aug 2024
32 ky.gov 8.68/10 - 1 Mar 2026
33 azure.com 8.66/10 - - Nov 2024
34 state.mn.us 8.65/10 1,200 64 Sep 2022
35 uga.edu 8.65/10 234,500 2,950 Sep 2022
36 cuny.edu 8.65/10 293,300 49,477 Dec 2022
37 umass.edu 8.64/10 346,800 74,804 Oct 2022
38 vermont.gov 8.63/10 116,100 3,757 Nov 2022
39 oregonstate.edu 8.63/10 88,600 10,954 Jun 2025
40 nv.gov 8.61/10 109,900 5,228 Sep 2022
41 iastate.edu 8.60/10 161,300 18,508 Sep 2022
42 imperial.ac.uk 8.57/10 65,500 49,885 Sep 2022
43 gov.on.ca 8.57/10 - - Jan 2024
44 usf.edu 8.57/10 459,500 80,745 Sep 2022
45 wisconsin.gov 8.57/10 127,800 1,821 Sep 2022
46 gu.se 8.56/10 18,300 8,934 Feb 2024
47 ga.gov 8.53/10 - - Jan 2025
48 saude.gov.br 8.52/10 - - Oct 2025
49 uni-bremen.de 8.51/10 2,000 1,789 Feb 2024
50 ucalgary.ca 8.51/10 11,000 10,559 Oct 2026
51 fgov.be 8.50/10 - - Jan 2026
52 ku.dk 8.50/10 5,000 2,453 Nov 2022
53 tu-dresden.de 8.49/10 2,300 3,199 Dec 2025
54 unm.edu 8.49/10 35,300 18,041 Feb 2025
55 anpc.ro 8.48/10 24 26 Jan 2024
56 poznan.pl 8.47/10 320 564 Oct 2022
57 fazenda.gov.br 8.46/10 - - Sep 2022
58 american.edu 8.46/10 284,900 63,463 Apr 2025
59 ki.se 8.46/10 8,000 6,818 Nov 2022
60 ulaval.ca 8.44/10 2,800 1,607 Sep 2022
61 iarc.fr 8.44/10 - - Sep 2022
62 cision.com 8.42/10 23,700 4,854 Sep 2022
63 mos.ru 8.40/10 2,800 1,648 Oct 2025
64 education.fr 8.39/10 - - Sep 2022
65 uni-frankfurt.de 8.39/10 650 1,027 Jul 2026
66 honeywell.com 8.37/10 48,600 35,973 Feb 2025
67 fukuoka.lg.jp 8.36/10 - - Sep 2022
68 wroc.pl 8.36/10 - - Sep 2022
69 tu-darmstadt.de 8.34/10 3,000 2,060 Nov 2025
70 state.or.us 8.32/10 - - Mar 2023
71 up.pt 8.30/10 2,100 1,076 Sep 2022
72 mi.gov 8.29/10 - - Sep 2022
73 uni-mainz.de 8.28/10 2,800 316 Sep 2022
74 fiocruz.br 8.27/10 500 722 Sep 2022
75 unlv.edu 8.26/10 316,600 57,351 Mar 2025
76 mercedes-benz.com 8.25/10 186,400 15,625 Aug 2026
77 ulisboa.pt 8.25/10 6,100 1,009 Oct 2026
78 lansstyrelsen.se 8.25/10 1,800 885 Apr 2023
79 smu.edu.sg 8.23/10 3,700 1,696 Sep 2022
80 caesars.com 8.23/10 2,125,900 152,189 Sep 2022
81 fujifilm.com 8.23/10 35,600 13,498 May 2023
82 flexjobs.com 8.23/10 548,700 108,593 Mar 2024
83 surrey.ac.uk 8.23/10 8,700 7,648 Sep 2022
84 camh.ca 8.22/10 111,300 28,720 Sep 2022
85 uab.cat 8.22/10 5,700 4,817 Apr 2026
86 svenskakyrkan.se 8.22/10 2,200 1,386 Sep 2022
87 chiba.lg.jp 8.22/10 - - Sep 2022
88 kddi.com 8.21/10 800 263 May 2023
89 usbank.com 8.21/10 3,082,200 274,578 Sep 2022
90 sorbonne-universite.fr 8.21/10 10,200 3,852 Dec 2024
91 uc.pt 8.21/10 3,500 1,118 May 2025
92 schwab.com 8.20/10 3,548,300 246,510 Sep 2022
93 lublin.pl 8.17/10 4 3 Sep 2022
94 rackspace.com 8.15/10 35,800 4,492 Oct 2024
95 government.bg 8.15/10 - 3 Sep 2026
96 ntnu.no 8.14/10 4,600 1,879 Jan 2026
97 u-bordeaux.fr 8.14/10 810 529 Oct 2025
98 asean.org 8.13/10 35,500 9,934 Nov 2024
99 ibs.it 8.13/10 3,600 10,038 Sep 2022
100 uct.ac.za 8.12/10 2,300 2,112 Mar 2025

Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.

Download top 10,000 as CSV (zip) →

Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).

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