Websites Powered by mod_rack
1,024 websites tracked using mod_rack (Web server extensions) · phusionpassenger.com
mod_rack is a web-server extension or module. Its official site is phusionpassenger.com. PoweredBy tracks the websites that use mod_rack across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the web server extensions ecosystem.
Usage trend
200
400
600
Apr 2018
May 2020
Jul 2022
Aug 2024
Sep 2026
Domains observed using mod_rack in each month's HTTP Archive crawl,
Apr 2018 to Sep 2026 · peak 573 in May 2019. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.4 s
INP 50 ms
CLS 0
TTFB 700 ms
Median site among 319 mod_rack sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
121
Japan
75
India
66
United Kingdom
61
Germany
58
Canada
55
Spain
54
Taiwan
54
Sites using mod_rack by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Education | <0.01% | 2 |
| Travel and hospitality | <0.01% | 2 |
| Retail | <0.01% | 1 |
Share of each industry's websites with a detected stack that use mod_rack; industries come from what sites declare in their own structured data.
Top sites by authority
9+
0% · 0 of 372 sites
8+
<1% · 3 of 7,677 sites
7+
<1% · 5 of 45,712 sites
6+
<1% · 10 of 110,136 sites
5+
<1% · 13 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running mod_rack in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using mod_rack
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | ucm.es | 8.60/10 | 15,000 | 16,497 | Aug 2018 |
| 2 | helsinki.fi | 8.57/10 | 10,800 | 5,290 | Aug 2022 |
| 3 | beniculturali.it | 8.41/10 | - | - | Oct 2022 |
| 4 | iitk.ac.in | 7.81/10 | 7,700 | 7,795 | Mar 2021 |
| 5 | inpi.gov.br | 7.37/10 | - | 1 | Dec 2020 |
| 6 | ntpc.edu.tw | 6.90/10 | - | 2 | Aug 2022 |
| 7 | grahamfoundation.org | 6.57/10 | 870 | 756 | Jan 2019 |
| 8 | catchmyparty.com | 6.40/10 | 3,300 | 14,013 | Jun 2018 |
| 9 | digipen.edu | 6.35/10 | 4,900 | 1,562 | Aug 2018 |
| 10 | sabah.gov.my | 6.27/10 | 88 | 87 | Aug 2018 |
| 11 | fotomoto.com | 5.50/10 | 61 | 10 | Jan 2016 |
| 12 | cy.edu.tw | 5.39/10 | - | - | Aug 2022 |
| 13 | crown.edu | 5.29/10 | 1,200 | 561 | Oct 2021 |
| 14 | iskon.hr | 4.75/10 | - | - | May 2023 |
| 15 | wakayama-hidaka.lg.jp | 4.69/10 | - | - | Jan 2019 |
| 16 | town.mihama.wakayama.jp | 4.69/10 | - | - | Jan 2019 |
| 17 | town.yura.wakayama.jp | 4.58/10 | - | - | Apr 2019 |
| 18 | krsu.kg | 4.24/10 | - | - | May 2025 |
| 19 | strategie-aims.com | 4.04/10 | - | - | Jan 2016 |
| 20 | runicgames.com | 4.00/10 | - | - | Aug 2018 |
| 21 | manapedia.jp | 3.86/10 | - | - | Aug 2018 |
| 22 | jkbprint.pl | 3.49/10 | - | - | Feb 2021 |
| 23 | wheatsheafhotel.com.au | 3.35/10 | - | - | Feb 2019 |
| 24 | ppbep.org | 3.26/10 | - | - | Oct 2022 |
| 25 | hitap.net | 3.15/10 | - | - | Jan 2019 |
| 26 | siel.si | 2.96/10 | - | - | Apr 2019 |
| 27 | taiwanhouse.org.tw | 2.77/10 | - | - | Jan 2019 |
| 28 | netspace.sk | 2.74/10 | - | - | Aug 2022 |
| 29 | sevierriver.org | 2.65/10 | - | - | Jul 2019 |
| 30 | smallregistry.net | 2.60/10 | - | - | Apr 2024 |
| 31 | wlin.pl | 2.57/10 | - | - | Jan 2019 |
| 32 | waltontaxcollector.com | 2.41/10 | - | - | Jan 2019 |
| 33 | gamesforlanguage.com | 2.40/10 | - | - | Aug 2016 |
| 34 | slodkislony.pl | 2.31/10 | - | - | Jan 2019 |
| 35 | heiando.net | 2.20/10 | - | - | Jan 2019 |
| 36 | kolmisoft.com | 2.16/10 | - | - | Dec 2022 |
| 37 | sorrelli.com | 2.07/10 | - | - | Feb 2023 |
| 38 | ishome.com.tw | 2.03/10 | - | - | Jan 2016 |
| 39 | naijalingo.com | 1.99/10 | - | - | Jan 2019 |
| 40 | westwightalpacas.co.uk | 1.96/10 | - | - | Apr 2019 |
| 41 | aurigabonos.es | 1.88/10 | - | - | Jan 2019 |
| 42 | aqualud.com | 1.88/10 | - | - | Jul 2026 |
| 43 | festland-verlag.com | 1.87/10 | - | - | Feb 2019 |
| 44 | heidiclementi.at | 1.81/10 | - | - | May 2020 |
| 45 | mtcook.com | 1.77/10 | - | - | Feb 2019 |
| 46 | learntolead.com | 1.77/10 | - | - | Apr 2020 |
| 47 | thea.be | 1.72/10 | - | - | Jun 2024 |
| 48 | asianet.co.th | 1.72/10 | - | - | Aug 2023 |
| 49 | saman.it | 1.71/10 | - | - | Jul 2026 |
| 50 | philharmoniachorus.co.uk | 1.62/10 | - | - | Aug 2022 |
| 51 | mainstage.com | 1.62/10 | - | - | Aug 2022 |
| 52 | cigarfactoryneworleans.com | 1.52/10 | - | - | Feb 2019 |
| 53 | escambiahfa.com | 1.48/10 | - | - | Aug 2022 |
| 54 | pdo1.org | 1.45/10 | - | - | Jun 2024 |
| 55 | seoulhotelspage.com | 1.44/10 | - | - | Feb 2026 |
| 56 | pravosoznanie.org | 1.43/10 | - | - | Jul 2020 |
| 57 | novikontas.lv | 1.39/10 | - | - | Aug 2022 |
| 58 | 94hi.net | 1.37/10 | - | - | Mar 2024 |
| 59 | tcr.org.tw | 1.37/10 | - | - | Apr 2019 |
| 60 | pikkado.com | 1.35/10 | - | - | Jan 2019 |
| 61 | euroleader.it | 1.28/10 | - | - | Sep 2022 |
| 62 | boribook.com | 1.24/10 | - | - | Jul 2019 |
| 63 | hotels-split-dalmatia.com | 1.24/10 | - | - | Nov 2025 |
| 64 | allvisayashotels.com | 1.23/10 | 18 | 301 | Nov 2025 |
| 65 | parkettachse.at | 1.18/10 | - | - | Jul 2020 |
| 66 | valencia-hotels.net | 1.03/10 | - | - | Nov 2025 |
| 67 | albionmotorcars.com | 1.02/10 | 10 | 54 | May 2019 |
| 68 | getwallo.com | 0.99/10 | - | - | May 2024 |
| 69 | wedding-invi.jp | 0.94/10 | - | - | Jan 2019 |
| 70 | kaasbro.org.tw | 0.93/10 | - | - | May 2019 |
| 71 | restaurang-marinas.fi | 0.93/10 | - | - | Sep 2020 |
| 72 | qinglongtk.com | 0.87/10 | - | - | May 2025 |
| 73 | xn--ihq79iy7t7ror1gulerwaz25eiuf.tw | 0.86/10 | - | - | Jun 2020 |
| 74 | aeg-partner.com.ua | 0.86/10 | - | - | May 2019 |
| 75 | hotel-lasvegas.net | 0.86/10 | - | - | Feb 2026 |
| 76 | val-center.com | 0.79/10 | - | - | Jan 2019 |
| 77 | mississippitophotels.com | 0.78/10 | - | - | Mar 2026 |
| 78 | tekuteku-matsue.com | 0.77/10 | - | - | Oct 2022 |
| 79 | diti-mephi.ru | 0.72/10 | - | - | Aug 2022 |
| 80 | ambientetile.com | 0.71/10 | 84 | 230 | Feb 2020 |
| 81 | przyforcie.pl | 0.69/10 | - | - | May 2019 |
| 82 | xn--ihq79igzlxvh76tg6hs1ehqg1t6a.tw | 0.66/10 | - | - | May 2019 |
| 83 | summittech.us | 0.65/10 | - | - | Aug 2022 |
| 84 | 900city.org.tw | 0.64/10 | - | - | Sep 2022 |
| 85 | twrealty.com.tw | 0.64/10 | - | - | Dec 2022 |
| 86 | miaolihouse.org.tw | 0.63/10 | - | - | May 2021 |
| 87 | hotels-in-budva.com | 0.62/10 | - | - | Nov 2025 |
| 88 | hotelsmarsaalam.com | 0.55/10 | - | - | Apr 2025 |
| 89 | thebodrumhotels.com | 0.47/10 | - | - | Mar 2026 |
| 90 | turnerhire.com | 0.47/10 | - | - | May 2019 |
| 91 | hotelesmorelia.net | 0.47/10 | - | - | Nov 2025 |
| 92 | cebuphilippineshotel.com | 0.46/10 | - | - | Nov 2025 |
| 93 | hotels-mecca.com | 0.43/10 | - | - | Feb 2026 |
| 94 | styriahotelsweb.com | 0.43/10 | - | - | Mar 2026 |
| 95 | homenet.dp.ua | 0.42/10 | - | - | Oct 2021 |
| 96 | vo47.ru | 0.40/10 | - | - | May 2026 |
| 97 | hotel-genoa.com | 0.40/10 | - | - | Nov 2025 |
| 98 | bitcomp.sk | 0.40/10 | - | - | Aug 2022 |
| 99 | themiamihotels.com | 0.39/10 | - | - | Mar 2026 |
| 100 | hotels-agra.com | 0.39/10 | - | - | Nov 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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