Websites Powered by F5 BigIP
2,505 websites tracked using F5 BigIP (Reverse proxies) · www.f5.com
F5 BigIP is a reverse proxy that sits in front of the web servers. Its official site is f5.com. PoweredBy tracks the websites that use F5 BigIP across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the reverse proxies ecosystem.
Usage trend
500
1K
1.5K
May 2019
Mar 2021
Jan 2023
Nov 2024
Sep 2026
Domains observed using F5 BigIP in each month's HTTP Archive crawl,
May 2019 to Sep 2026 · peak 1,244 in Aug 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 600 ms
Median site among 2,063 F5 BigIP sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
1,377
India
1,000
United Kingdom
947
Canada
882
Germany
867
France
856
Spain
769
Italy
761
Sites using F5 BigIP by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 0.11% | 9 |
| Finance and insurance | 0.02% | 3 |
| Education | 0.02% | 9 |
| Arts and entertainment | <0.01% | 4 |
| Sports and fitness | <0.01% | 1 |
| Travel and hospitality | <0.01% | 2 |
| Healthcare | <0.01% | 2 |
| Software and apps | <0.01% | 1 |
Share of each industry's websites with a detected stack that use F5 BigIP; industries come from what sites declare in their own structured data.
Top sites by authority
9+
<1% · 3 of 372 sites
8+
<1% · 71 of 7,677 sites
7+
<1% · 165 of 45,712 sites
6+
<1% · 224 of 110,136 sites
5+
<1% · 285 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running F5 BigIP in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using F5 BigIP
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | europa.eu | 9.57/10 | 42,200 | 31,835 | Jun 2020 |
| 2 | cdc.gov | 9.31/10 | 14,578,200 | 1,357,344 | Aug 2026 |
| 3 | wiley.com | 9.14/10 | 76,400 | 29,151 | Sep 2026 |
| 4 | treasury.gov | 8.98/10 | 31,800 | 70,318 | Aug 2022 |
| 5 | texas.gov | 8.98/10 | 917,200 | 38,560 | Oct 2022 |
| 6 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | May 2019 |
| 7 | bayern.de | 8.92/10 | 12,500 | 512 | Mar 2025 |
| 8 | mlit.go.jp | 8.92/10 | 11,100 | 6,476 | Jul 2019 |
| 9 | ubc.ca | 8.84/10 | 14,500 | 2,813 | Dec 2022 |
| 10 | maryland.gov | 8.82/10 | 173,200 | 7,155 | Feb 2025 |
| 11 | planalto.gov.br | 8.80/10 | 11,400 | 20,785 | Sep 2023 |
| 12 | gouv.qc.ca | 8.77/10 | - | - | Aug 2021 |
| 13 | ohio.gov | 8.76/10 | 366,800 | 33,026 | Aug 2026 |
| 14 | virginia.edu | 8.73/10 | 265,100 | 10,889 | May 2019 |
| 15 | illinois.gov | 8.73/10 | 521,900 | 65,410 | Mar 2020 |
| 16 | itu.int | 8.71/10 | 49,700 | 17,914 | Aug 2022 |
| 17 | docomo.ne.jp | 8.71/10 | 4,100 | 2,896 | Aug 2024 |
| 18 | esa.int | 8.67/10 | 412,100 | 94,679 | Sep 2020 |
| 19 | idaho.gov | 8.65/10 | 95,300 | 6,755 | Aug 2022 |
| 20 | cuny.edu | 8.65/10 | 293,300 | 49,477 | May 2019 |
| 21 | health.gov.au | 8.64/10 | 78,000 | 64,159 | Feb 2022 |
| 22 | wi.gov | 8.63/10 | - | - | Apr 2020 |
| 23 | ucm.es | 8.60/10 | 15,000 | 16,497 | May 2019 |
| 24 | abs.gov.au | 8.60/10 | 81,700 | 45,330 | May 2019 |
| 25 | fedex.com | 8.59/10 | 7,968,400 | 230,248 | May 2019 |
| 26 | skatteverket.se | 8.57/10 | 4,100 | 2,223 | Oct 2023 |
| 27 | wisconsin.gov | 8.57/10 | 127,800 | 1,821 | Aug 2025 |
| 28 | assemblee-nationale.fr | 8.57/10 | 3,700 | 3,041 | Oct 2019 |
| 29 | nc.gov | 8.56/10 | 487,300 | 41,555 | May 2022 |
| 30 | rwth-aachen.de | 8.55/10 | 640 | 1,476 | May 2022 |
| 31 | fsu.edu | 8.53/10 | 245,500 | 9,405 | Aug 2022 |
| 32 | upm.es | 8.52/10 | 2,100 | 1,692 | Nov 2022 |
| 33 | rivm.nl | 8.52/10 | 24,800 | 11,360 | Nov 2022 |
| 34 | ibge.gov.br | 8.51/10 | 4,400 | 4,506 | Sep 2021 |
| 35 | clemson.edu | 8.50/10 | 370,800 | 85,923 | Sep 2022 |
| 36 | umontreal.ca | 8.50/10 | 3,700 | 761 | May 2019 |
| 37 | unm.edu | 8.49/10 | 35,300 | 18,041 | Dec 2020 |
| 38 | ulaval.ca | 8.44/10 | 2,800 | 1,607 | May 2019 |
| 39 | sky.it | 8.38/10 | 750 | 789 | May 2019 |
| 40 | toronto.ca | 8.37/10 | 187,100 | 72,925 | Sep 2021 |
| 41 | fgv.br | 8.37/10 | 2 | 10 | Jul 2024 |
| 42 | ks.gov | 8.36/10 | - | - | May 2021 |
| 43 | amsterdam.nl | 8.35/10 | 33,900 | 3,734 | Sep 2021 |
| 44 | ge.com | 8.34/10 | 122,000 | 19,088 | Aug 2022 |
| 45 | ruhr-uni-bochum.de | 8.34/10 | 5,500 | 3,577 | Oct 2025 |
| 46 | austintexas.gov | 8.33/10 | 949,600 | 181,969 | Jun 2023 |
| 47 | huji.ac.il | 8.32/10 | - | 10 | Sep 2021 |
| 48 | scb.se | 8.30/10 | 2,700 | 1,806 | Jul 2019 |
| 49 | telstra.com.au | 8.29/10 | 25,000 | 34,226 | Mar 2026 |
| 50 | icao.int | 8.28/10 | 38,400 | 10,708 | May 2019 |
| 51 | auvergnerhonealpes.fr | 8.27/10 | 380 | 482 | Feb 2020 |
| 52 | cea.fr | 8.27/10 | 2,000 | 1,809 | May 2019 |
| 53 | politie.nl | 8.27/10 | 750 | 1,000 | Jul 2022 |
| 54 | euskadi.eus | 8.25/10 | 42,700 | 10,687 | Apr 2023 |
| 55 | hacienda.gob.es | 8.23/10 | 1,000 | 1,727 | Sep 2026 |
| 56 | jcyl.es | 8.23/10 | 230 | 267 | Aug 2025 |
| 57 | chiba.lg.jp | 8.22/10 | - | - | Jul 2026 |
| 58 | sdu.dk | 8.19/10 | 6,000 | 5,051 | Sep 2023 |
| 59 | ofsted.gov.uk | 8.18/10 | - | - | May 2019 |
| 60 | iledefrance.fr | 8.18/10 | 700 | 1,353 | Jul 2024 |
| 61 | health.qld.gov.au | 8.15/10 | 144,600 | 54,940 | Oct 2020 |
| 62 | parlament.ch | 8.12/10 | 1,200 | 481 | Jul 2022 |
| 63 | ubalt.edu | 8.06/10 | 13,800 | 4,588 | May 2019 |
| 64 | ms.gov.pl | 8.06/10 | - | - | Oct 2021 |
| 65 | uwyo.edu | 8.06/10 | 195,800 | 50,087 | May 2019 |
| 66 | bcm.edu | 8.04/10 | 355,500 | 127,082 | Oct 2024 |
| 67 | wmich.edu | 8.04/10 | 185,600 | 48,568 | Mar 2025 |
| 68 | uni.lu | 8.01/10 | 2,600 | 3,394 | May 2019 |
| 69 | thieme-connect.de | 8.01/10 | 2,500 | 8,765 | Aug 2026 |
| 70 | bgu.ac.il | 8.00/10 | 2,800 | 220 | May 2019 |
| 71 | hel.fi | 8.00/10 | 4,600 | 1,694 | May 2019 |
| 72 | orange.com | 7.98/10 | 142,000 | 2,539 | Aug 2024 |
| 73 | ondemand.com | 7.96/10 | - | - | May 2022 |
| 74 | kennesaw.edu | 7.96/10 | 250,400 | 36,571 | Nov 2022 |
| 75 | sanofi.com | 7.95/10 | 33,600 | 13,910 | Nov 2020 |
| 76 | torontomu.ca | 7.93/10 | 22,900 | 18,097 | Dec 2022 |
| 77 | mofa.go.kr | 7.90/10 | 93,600 | 4,781 | Aug 2022 |
| 78 | bndes.gov.br | 7.88/10 | 450 | 605 | May 2020 |
| 79 | lta.go.jp | 7.88/10 | - | 1 | Jul 2023 |
| 80 | state.mi.us | 7.86/10 | 770 | 195 | Aug 2026 |
| 81 | uvt.nl | 7.84/10 | - | - | May 2019 |
| 82 | suny.edu | 7.81/10 | 301,500 | 51,562 | May 2022 |
| 83 | dla.mil | 7.80/10 | 141,600 | 48,847 | Sep 2023 |
| 84 | tsr-net.co.jp | 7.80/10 | 150 | 56 | Oct 2024 |
| 85 | mst.dk | 7.79/10 | 8 | 59 | Apr 2026 |
| 86 | durham.ac.uk | 7.76/10 | 25,700 | 16,459 | Jul 2025 |
| 87 | uwe.ac.uk | 7.76/10 | 7,100 | 5,894 | May 2019 |
| 88 | vgregion.se | 7.74/10 | 130 | 215 | Aug 2021 |
| 89 | wright.edu | 7.73/10 | 100,100 | 23,978 | Jul 2025 |
| 90 | redsara.es | 7.71/10 | - | - | May 2021 |
| 91 | doshisha.ac.jp | 7.71/10 | 470 | 117 | Dec 2021 |
| 92 | poczta-polska.pl | 7.70/10 | 470 | 694 | Dec 2022 |
| 93 | fitnyc.edu | 7.70/10 | 72,300 | 28,282 | Jan 2023 |
| 94 | th-koeln.de | 7.69/10 | 1,300 | 802 | May 2023 |
| 95 | hug.ch | 7.66/10 | 2,300 | 2,683 | Mar 2021 |
| 96 | cmich.edu | 7.64/10 | 147,000 | 37,377 | Sep 2021 |
| 97 | post.gov.tw | 7.62/10 | 4,000 | 2,497 | Dec 2019 |
| 98 | tohoku-epco.co.jp | 7.61/10 | 32 | 30 | Jul 2019 |
| 99 | ac-aix-marseille.fr | 7.59/10 | 72 | 217 | May 2019 |
| 100 | orlen.pl | 7.55/10 | 360 | 558 | Mar 2024 |
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).