Websites Powered by Mailman
132 websites tracked using Mailman (Email) · list.org
Mailman is a email delivery or marketing service. Its official site is list.org. PoweredBy tracks the websites that use Mailman across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the email ecosystem.
Usage trend
Core Web Vitals
Median site among 116 Mailman sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
97
India
88
United Kingdom
63
Germany
62
France
60
Italy
60
Brazil
59
Spain
59
Sites using Mailman by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Education | <0.01% | 3 |
| Arts and entertainment | <0.01% | 1 |
| Software and apps | <0.01% | 1 |
Share of each industry's websites with a detected stack that use Mailman; industries come from what sites declare in their own structured data.
Top sites by authority
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Mailman in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Mailman
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | wikimedia.org | 9.25/10 | 26,200 | 5,466 | Aug 2022 |
| 2 | icann.org | 8.99/10 | 27,800 | 7,661 | Oct 2024 |
| 3 | rfc-editor.org | 8.76/10 | 16,300 | 9,990 | Feb 2025 |
| 4 | iana.org | 8.75/10 | 48,200 | 13,169 | Oct 2024 |
| 5 | unl.edu | 8.67/10 | 64,000 | 6,422 | Feb 2025 |
| 6 | archlinux.org | 8.63/10 | 33,200 | 8,832 | Oct 2022 |
| 7 | fedoraproject.org | 8.62/10 | 27,100 | 7,274 | Aug 2022 |
| 8 | torproject.org | 8.62/10 | 287,000 | 10,451 | Nov 2024 |
| 9 | centos.org | 8.56/10 | 6,100 | 4,872 | May 2024 |
| 10 | liu.se | 8.56/10 | 6,700 | 3,335 | Mar 2025 |
| 11 | ffmpeg.org | 8.53/10 | 16,200 | 16,401 | Aug 2025 |
| 12 | inkscape.org | 8.42/10 | 11,400 | 2,431 | Dec 2022 |
| 13 | haskell.org | 8.34/10 | 19,400 | 3,472 | Aug 2026 |
| 14 | unipi.it | 8.32/10 | 1,500 | 1,950 | Oct 2023 |
| 15 | umanitoba.ca | 8.28/10 | 25,600 | 17,260 | Apr 2023 |
| 16 | unr.edu | 8.24/10 | 321,100 | 76,915 | Dec 2022 |
| 17 | uba.ar | 8.21/10 | 670 | 586 | Apr 2025 |
| 18 | ripe.net | 8.16/10 | 12,100 | 4,735 | Oct 2024 |
| 19 | jboss.org | 8.13/10 | 330 | 68 | Aug 2022 |
| 20 | winehq.org | 8.11/10 | 14,000 | 3,438 | Nov 2024 |
| 21 | openjdk.org | 8.07/10 | 14,500 | 8,503 | Mar 2026 |
| 22 | proxmox.com | 8.02/10 | 31,300 | 4,310 | Mar 2026 |
| 23 | tuni.fi | 8.02/10 | 3,800 | 2,222 | Jul 2025 |
| 24 | tu-chemnitz.de | 8.02/10 | 3,600 | 4,758 | Oct 2024 |
| 25 | podman.io | 8.01/10 | 4,600 | 8,275 | Oct 2022 |
| 26 | boost.org | 8.01/10 | 6,700 | 3,413 | Dec 2024 |
| 27 | oulu.fi | 8.01/10 | 5,300 | 1,326 | Mar 2026 |
| 28 | hhu.de | 7.98/10 | 1,500 | 307 | May 2024 |
| 29 | ernet.in | 7.98/10 | 140 | 181 | Aug 2024 |
| 30 | iiit.ac.in | 7.97/10 | 790 | 523 | Sep 2026 |
| 31 | phpmyadmin.net | 7.97/10 | 4,400 | 2,657 | May 2026 |
| 32 | almalinux.org | 7.93/10 | 4,900 | 6,102 | Jul 2023 |
| 33 | openldap.org | 7.80/10 | 290 | 376 | May 2023 |
| 34 | apnic.net | 7.79/10 | 2,600 | 1,247 | Oct 2022 |
| 35 | securityfocus.com | 7.77/10 | - | - | Sep 2026 |
| 36 | nanog.org | 7.64/10 | 560 | 339 | May 2025 |
| 37 | libvirt.org | 7.61/10 | 630 | 244 | Aug 2024 |
| 38 | roundcube.net | 7.46/10 | 5,600 | 1,066 | Sep 2024 |
| 39 | sunet.se | 7.45/10 | 11 | 19 | Apr 2023 |
| 40 | fedorahosted.org | 7.42/10 | - | - | Aug 2022 |
| 41 | genealogy.net | 7.41/10 | 9 | 12 | Nov 2025 |
| 42 | jabber.org | 7.35/10 | 1,800 | 64 | Jul 2025 |
| 43 | mak.ac.ug | 7.35/10 | 4,900 | 471 | Jun 2023 |
| 44 | ceph.io | 7.33/10 | 390 | 253 | Aug 2022 |
| 45 | freeradius.org | 7.29/10 | 1,800 | 413 | Aug 2026 |
| 46 | linaro.org | 7.24/10 | 260 | 97 | Aug 2023 |
| 47 | pagure.io | 7.08/10 | 20 | 140 | Dec 2023 |
| 48 | nebraska.edu | 7.07/10 | 24,800 | 5,439 | Jul 2023 |
| 49 | coreboot.org | 7.02/10 | 37 | 15 | Aug 2022 |
| 50 | unl.edu.ar | 7.02/10 | 1,100 | 2,211 | Aug 2022 |
| 51 | robocup.org | 7.01/10 | 610 | 67 | Feb 2026 |
| 52 | scar.org | 6.97/10 | 680 | 524 | Sep 2026 |
| 53 | osmocom.org | 6.88/10 | 470 | 186 | Feb 2023 |
| 54 | ovirt.org | 6.75/10 | 400 | 249 | Aug 2022 |
| 55 | trustedfirmware.org | 6.21/10 | 120 | 62 | Mar 2023 |
| 56 | openeuler.org | 6.15/10 | 56 | 179 | Dec 2024 |
| 57 | elra.info | 5.70/10 | 460 | 23 | Aug 2022 |
| 58 | kamailio.org | 5.68/10 | 320 | 116 | Feb 2023 |
| 59 | easaonline.org | 5.63/10 | 47 | 119 | Oct 2025 |
| 60 | mailman3.org | 5.56/10 | - | - | Aug 2022 |
| 61 | 96boards.org | 5.56/10 | 400 | 213 | Oct 2024 |
| 62 | cnsorg.org | 4.76/10 | - | - | Sep 2025 |
| 63 | chirpmyradio.com | 3.63/10 | - | - | Jun 2024 |
| 64 | viarezo.fr | 3.17/10 | - | - | Oct 2022 |
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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