Websites Powered by Application Request Routing
23,274 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
5K
10K
15K
Sep 2022
Sep 2023
Sep 2024
Sep 2025
Sep 2026
Domains observed using Application Request Routing in each month's HTTP Archive crawl,
Sep 2022 to Sep 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
| Industry | Share | Websites |
|---|---|---|
| Government | 0.44% | 35 |
| Finance and insurance | 0.11% | 18 |
| Education | 0.10% | 49 |
| Games | 0.08% | 4 |
| Software and apps | 0.06% | 73 |
| Professional services | 0.05% | 21 |
| Healthcare | 0.05% | 52 |
| Sports and fitness | 0.05% | 8 |
| Industrial and manufacturing | 0.05% | 2 |
| Arts and entertainment | 0.05% | 19 |
| Blogs and publishing | 0.04% | 10 |
| News and media | 0.04% | 17 |
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% · 8 of 372 sites
8+
2% · 120 of 7,677 sites
7+
<1% · 340 of 45,712 sites
6+
<1% · 582 of 110,136 sites
5+
<1% · 920 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
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First 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 | cdc.gov | 9.31/10 | 14,578,200 | 1,357,344 | Sep 2022 |
| 4 | who.int | 9.26/10 | 3,114,700 | 778,407 | Sep 2022 |
| 5 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Sep 2022 |
| 6 | fda.gov | 9.14/10 | 4,213,800 | 707,102 | Aug 2026 |
| 7 | usda.gov | 9.14/10 | 474,600 | 136,928 | Sep 2022 |
| 8 | ny.gov | 9.04/10 | 675,900 | 50,004 | Sep 2022 |
| 9 | cloud.microsoft | 8.99/10 | - | - | Feb 2024 |
| 10 | samsung.com | 8.96/10 | 5,663,200 | 685,042 | Sep 2022 |
| 11 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | Sep 2022 |
| 12 | maine.gov | 8.93/10 | 1,108,600 | 366,560 | Sep 2022 |
| 13 | walmart.com | 8.91/10 | 77,455,200 | 10,944,972 | Sep 2025 |
| 14 | nyc.gov | 8.90/10 | 3,946,700 | 716,970 | Sep 2022 |
| 15 | dot.gov | 8.90/10 | - | - | Sep 2022 |
| 16 | usc.edu | 8.89/10 | 362,800 | 14,354 | Jan 2025 |
| 17 | azurewebsites.net | 8.87/10 | - | - | Sep 2022 |
| 18 | us.com | 8.86/10 | 32 | 8 | Sep 2022 |
| 19 | illinois.edu | 8.83/10 | 47,000 | 3,612 | Oct 2022 |
| 20 | maryland.gov | 8.82/10 | 173,200 | 7,155 | Sep 2022 |
| 21 | mass.gov | 8.82/10 | 3,516,300 | 1,069,518 | Sep 2022 |
| 22 | colorado.gov | 8.81/10 | 81,300 | 11,605 | Sep 2022 |
| 23 | pa.gov | 8.78/10 | 3,807,400 | 1,087,569 | Oct 2024 |
| 24 | msu.edu | 8.78/10 | 149,500 | 2,186 | Sep 2022 |
| 25 | gouv.qc.ca | 8.77/10 | - | - | Sep 2022 |
| 26 | army.mil | 8.75/10 | 1,036,400 | 233,760 | Nov 2022 |
| 27 | bnf.fr | 8.72/10 | 6,300 | 1,597 | Oct 2022 |
| 28 | arizona.edu | 8.71/10 | 127,500 | 23,873 | Sep 2022 |
| 29 | hku.hk | 8.70/10 | 6,000 | 1,100 | Sep 2022 |
| 30 | mcgill.ca | 8.70/10 | 403,000 | 145,097 | Sep 2022 |
| 31 | bankofamerica.com | 8.69/10 | 6,010,600 | 348,341 | Oct 2022 |
| 32 | gov.bc.ca | 8.69/10 | 2,200 | 880 | Apr 2023 |
| 33 | ky.gov | 8.68/10 | - | 1 | Mar 2026 |
| 34 | azure.com | 8.66/10 | - | - | Nov 2024 |
| 35 | uw.edu | 8.66/10 | - | 3 | Nov 2022 |
| 36 | state.mn.us | 8.65/10 | 1,200 | 64 | Sep 2022 |
| 37 | uga.edu | 8.65/10 | 234,500 | 2,950 | Sep 2022 |
| 38 | cuny.edu | 8.65/10 | 293,300 | 49,477 | Dec 2022 |
| 39 | umass.edu | 8.64/10 | 346,800 | 74,804 | Oct 2022 |
| 40 | vermont.gov | 8.63/10 | 116,100 | 3,757 | Nov 2022 |
| 41 | oregonstate.edu | 8.63/10 | 88,600 | 10,954 | Jun 2025 |
| 42 | nv.gov | 8.61/10 | 109,900 | 5,228 | Sep 2022 |
| 43 | iastate.edu | 8.60/10 | 161,300 | 18,508 | Sep 2022 |
| 44 | sc.gov | 8.59/10 | 126,100 | 20,150 | Sep 2022 |
| 45 | imperial.ac.uk | 8.57/10 | 65,500 | 49,885 | Sep 2022 |
| 46 | gov.on.ca | 8.57/10 | - | - | Jan 2024 |
| 47 | usf.edu | 8.57/10 | 459,500 | 80,745 | Sep 2022 |
| 48 | wisconsin.gov | 8.57/10 | 127,800 | 1,821 | Sep 2022 |
| 49 | gu.se | 8.56/10 | 18,300 | 8,934 | Feb 2024 |
| 50 | ga.gov | 8.53/10 | - | - | Jan 2025 |
| 51 | saude.gov.br | 8.52/10 | - | - | Oct 2025 |
| 52 | uni-bremen.de | 8.51/10 | 2,000 | 1,789 | Feb 2024 |
| 53 | hpe.com | 8.50/10 | 245,000 | 37,402 | Jan 2026 |
| 54 | fgov.be | 8.50/10 | - | - | Jan 2026 |
| 55 | ku.dk | 8.50/10 | 5,000 | 2,453 | Nov 2022 |
| 56 | tu-dresden.de | 8.49/10 | 2,300 | 3,199 | Dec 2025 |
| 57 | unm.edu | 8.49/10 | 35,300 | 18,041 | Feb 2025 |
| 58 | anpc.ro | 8.48/10 | 24 | 26 | Jan 2024 |
| 59 | poznan.pl | 8.47/10 | 320 | 564 | Oct 2022 |
| 60 | fazenda.gov.br | 8.46/10 | - | - | Sep 2022 |
| 61 | american.edu | 8.46/10 | 284,900 | 63,463 | Apr 2025 |
| 62 | ki.se | 8.46/10 | 8,000 | 6,818 | Nov 2022 |
| 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 | education.fr | 8.39/10 | - | - | Sep 2022 |
| 67 | uni-frankfurt.de | 8.39/10 | 650 | 1,027 | Jul 2026 |
| 68 | honeywell.com | 8.37/10 | 48,600 | 35,973 | Feb 2025 |
| 69 | fukuoka.lg.jp | 8.36/10 | - | - | Sep 2022 |
| 70 | wroc.pl | 8.36/10 | - | - | Sep 2022 |
| 71 | tu-darmstadt.de | 8.34/10 | 3,000 | 2,060 | Nov 2025 |
| 72 | state.or.us | 8.32/10 | - | - | Mar 2023 |
| 73 | up.pt | 8.30/10 | 2,100 | 1,076 | Sep 2022 |
| 74 | mi.gov | 8.29/10 | - | - | Sep 2022 |
| 75 | uni-mainz.de | 8.28/10 | 2,800 | 316 | Sep 2022 |
| 76 | fiocruz.br | 8.27/10 | 500 | 722 | Sep 2022 |
| 77 | unlv.edu | 8.26/10 | 316,600 | 57,351 | Mar 2025 |
| 78 | mercedes-benz.com | 8.25/10 | 186,400 | 15,625 | Aug 2026 |
| 79 | lansstyrelsen.se | 8.25/10 | 1,800 | 885 | Apr 2023 |
| 80 | smu.edu.sg | 8.23/10 | 3,700 | 1,696 | Sep 2022 |
| 81 | caesars.com | 8.23/10 | 2,125,900 | 152,189 | Sep 2022 |
| 82 | fujifilm.com | 8.23/10 | 35,600 | 13,498 | May 2023 |
| 83 | flexjobs.com | 8.23/10 | 548,700 | 108,593 | Mar 2024 |
| 84 | surrey.ac.uk | 8.23/10 | 8,700 | 7,648 | Sep 2022 |
| 85 | camh.ca | 8.22/10 | 111,300 | 28,720 | Sep 2022 |
| 86 | uab.cat | 8.22/10 | 5,700 | 4,817 | Apr 2026 |
| 87 | svenskakyrkan.se | 8.22/10 | 2,200 | 1,386 | Sep 2022 |
| 88 | chiba.lg.jp | 8.22/10 | - | - | Sep 2022 |
| 89 | kddi.com | 8.21/10 | 800 | 263 | May 2023 |
| 90 | usbank.com | 8.21/10 | 3,082,200 | 274,578 | Sep 2022 |
| 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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