Websites Powered by Application Request Routing

22,407 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 Jun 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 600 ms

Median site among 11,599 Application Request Routing sites with Chrome UX data, p75 values, Jun 2026.

Top countries

United States 3,849
Brazil 2,323
India 1,790
United Kingdom 1,573
Germany 1,485
Italy 1,387
Canada 1,219
France 1,217

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

Top sites by authority

9+ 2% · 9 of 372 sites
8+ 2% · 123 of 7,677 sites
7+ <1% · 347 of 45,712 sites
6+ <1% · 582 of 110,136 sites
5+ <1% · 929 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 11,686,100 988,151 May 2026
2 adobe.com 9.48/10 8,627,700 1,068,559 Jan 2026
3 cdc.gov 9.31/10 14,977,400 1,767,892 Sep 2022
4 who.int 9.26/10 3,114,700 778,407 Sep 2022
5 stanford.edu 9.19/10 3,302,700 5,160 May 2023
6 nasa.gov 9.15/10 2,715,500 372,280 Sep 2022
7 usda.gov 9.14/10 476,600 147,178 Sep 2022
8 deloitte.com 9.04/10 393,900 170,966 Jun 2026
9 ny.gov 9.04/10 691,300 55,212 Sep 2022
10 cloud.microsoft 8.99/10 - - Feb 2024
11 samsung.com 8.96/10 5,696,100 1,599,814 Sep 2022
12 nsw.gov.au 8.95/10 75,300 73,181 Sep 2022
13 maine.gov 8.93/10 1,116,200 428,738 Sep 2022
14 walmart.com 8.91/10 78,582,300 16,234,360 Sep 2025
15 nyc.gov 8.90/10 3,942,300 913,688 Sep 2022
16 dot.gov 8.90/10 - - Sep 2022
17 usc.edu 8.89/10 361,000 14,987 Jan 2025
18 azurewebsites.net 8.87/10 - - Sep 2022
19 illinois.edu 8.83/10 47,000 4,065 Oct 2022
20 unc.edu 8.83/10 342,800 27,928 Sep 2024
21 maryland.gov 8.82/10 173,300 7,828 Sep 2022
22 mass.gov 8.82/10 3,564,100 1,351,010 Sep 2022
23 colorado.gov 8.81/10 81,400 12,781 Sep 2022
24 pa.gov 8.78/10 3,838,500 1,368,223 Oct 2024
25 msu.edu 8.78/10 149,500 2,641 Sep 2022
26 gouv.qc.ca 8.77/10 - - Sep 2022
27 bu.edu 8.77/10 813,200 295,729 Dec 2022
28 tamu.edu 8.76/10 352,900 11,636 Mar 2025
29 army.mil 8.75/10 1,049,000 286,727 Nov 2022
30 bnf.fr 8.72/10 6,300 1,597 Oct 2022
31 arizona.edu 8.71/10 127,800 25,918 Sep 2022
32 hku.hk 8.70/10 6,000 1,100 Sep 2022
33 mcgill.ca 8.70/10 403,000 145,097 Sep 2022
34 gov.bc.ca 8.69/10 2,200 880 Apr 2023
35 ky.gov 8.68/10 - 1 Mar 2026
36 azure.com 8.66/10 - - Nov 2024
37 uw.edu 8.66/10 - - Nov 2022
38 state.mn.us 8.65/10 1,200 52 Sep 2022
39 uga.edu 8.65/10 234,400 2,908 Sep 2022
40 cuny.edu 8.65/10 294,000 61,388 Dec 2022
41 umass.edu 8.64/10 348,000 111,861 Oct 2022
42 vermont.gov 8.63/10 116,100 4,011 Nov 2022
43 oregonstate.edu 8.63/10 88,700 11,290 Jun 2025
44 nv.gov 8.61/10 110,100 5,488 Sep 2022
45 datatilsynet.dk 8.60/10 25 148 Sep 2022
46 iastate.edu 8.60/10 161,300 18,508 Sep 2022
47 sc.gov 8.59/10 132,100 22,114 Sep 2022
48 imperial.ac.uk 8.57/10 65,500 49,885 Sep 2022
49 gov.on.ca 8.57/10 - - Jan 2024
50 usf.edu 8.57/10 453,200 120,359 Sep 2022
51 wisconsin.gov 8.57/10 127,800 2,079 Sep 2022
52 gu.se 8.56/10 18,300 8,934 Feb 2024
53 ga.gov 8.53/10 - - Jan 2025
54 saude.gov.br 8.52/10 - - Oct 2025
55 uni-bremen.de 8.51/10 2,000 1,789 Feb 2024
56 hpe.com 8.50/10 245,000 37,402 Jan 2026
57 fgov.be 8.50/10 - - Jan 2026
58 ku.dk 8.50/10 5,000 2,453 Nov 2022
59 tu-dresden.de 8.49/10 2,300 3,199 Dec 2025
60 anpc.ro 8.48/10 24 26 Jan 2024
61 fazenda.gov.br 8.46/10 - - Sep 2022
62 american.edu 8.46/10 286,700 75,538 Apr 2025
63 ulaval.ca 8.44/10 2,800 1,607 Sep 2022
64 iarc.fr 8.44/10 - - Sep 2022
65 cision.com 8.42/10 23,700 4,854 Sep 2022
66 mos.ru 8.40/10 2,800 1,648 Oct 2025
67 uvm.edu 8.40/10 262,000 92,075 Dec 2025
68 education.fr 8.39/10 - - Sep 2022
69 gov.sk 8.36/10 - - Sep 2022
70 fukuoka.lg.jp 8.36/10 - - Sep 2022
71 wroc.pl 8.36/10 - - Sep 2022
72 tu-darmstadt.de 8.34/10 3,000 2,060 Nov 2025
73 state.or.us 8.32/10 - - Mar 2023
74 up.pt 8.30/10 2,100 1,076 Sep 2022
75 mi.gov 8.29/10 - - Sep 2022
76 uni-mainz.de 8.28/10 2,800 316 Sep 2022
77 fiocruz.br 8.27/10 500 722 Sep 2022
78 unlv.edu 8.26/10 319,800 86,297 Mar 2025
79 hostgator.com 8.25/10 57,800 17,594 Aug 2025
80 lansstyrelsen.se 8.25/10 1,800 885 Apr 2023
81 smu.edu.sg 8.23/10 3,700 1,696 Sep 2022
82 caesars.com 8.23/10 2,160,000 216,876 Sep 2022
83 fujifilm.com 8.23/10 35,600 13,498 May 2023
84 flexjobs.com 8.23/10 558,400 124,641 Mar 2024
85 surrey.ac.uk 8.23/10 8,700 7,648 Sep 2022
86 parl.ca 8.23/10 8,300 5,468 Sep 2022
87 camh.ca 8.22/10 111,300 28,720 Sep 2022
88 uab.cat 8.22/10 5,700 4,817 Apr 2026
89 svenskakyrkan.se 8.22/10 2,200 1,386 Sep 2022
90 chiba.lg.jp 8.22/10 - - Sep 2022
91 kddi.com 8.21/10 800 263 May 2023
92 usbank.com 8.21/10 3,144,500 373,789 Sep 2022
93 sorbonne-universite.fr 8.21/10 10,200 3,852 Dec 2024
94 uc.pt 8.21/10 3,500 1,118 May 2025
95 schwab.com 8.20/10 3,559,200 365,660 Sep 2022
96 lublin.pl 8.17/10 4 3 Sep 2022
97 rackspace.com 8.15/10 35,900 5,344 Oct 2024
98 state.ma.us 8.15/10 - - Sep 2022
99 ntnu.no 8.14/10 4,600 1,879 Jan 2026
100 u-bordeaux.fr 8.14/10 810 529 Oct 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) →

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