Mailman
Email
Visit list.org
Mailman is free software for managing electronic mail discussion and e-newsletter lists. Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing, content filtering, digest delivery, spam filters, and more.
Lead List Exporter
325 live Mailman sites, ready to export.
That's how many Mailman websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.
Open the Lead List ExporterStart with a list template
Mailman companies in the United States
Every Mailman website we detected in the US.
Companies with personnel emails
Only sites where a personal, company-hosted email was found.
Decision makers on LinkedIn
Sites with at least one personnel LinkedIn profile.
Top 100,000 Mailman sites by traffic
Start with the highest-traffic end of the dataset.
Sites on a .com domain
Limit results to Mailman websites on .com domains.
Companies with phone numbers
Only sites where an organisation phone number was found.
Complementary Technologies
Mailman Complementary Technologies
Technologies frequently found with Mailman.
Most Frequent Complementary Tech
Python
325
jQuery
325
jQuery UI
301
Django
298
Nginx
192
Apache HTTP Server
164
HSTS
157
Bootstrap
136
PHP
123
Gravatar
86
Live Websites
Websites Using Mailman
Live sites we caught running Mailman in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| noobhacker.com.au | 🇦🇺 Australia | Telstra Limited | July 23, 2026 |
| punktskriftutvalget.no | 🇳🇴 Norway | Microsoft Corporation | June 18, 2026 |
| acmeart.com | Unknown | Akamai Connected Cloud | June 18, 2026 |
| midnightthoughts.space | 🇫🇮 Finland | Fastly, Inc. | June 18, 2026 |
| udfcd-lists.org | 🇺🇸 United States | Amazon.com, Inc. | June 18, 2026 |
| mailman3.org | 🇺🇸 United States | DigitalOcean, LLC | June 18, 2026 |
| fsr.saarland | 🇩🇪 Germany | Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. | June 18, 2026 |
| inkscape.org | 🇨🇭 Switzerland | cloudscale.ch AG | June 18, 2026 |
| oehunigraz.at | 🇦🇹 Austria | Universitaet Graz | June 18, 2026 |
| otastro.org | 🇺🇸 United States | Rackspace Hosting | June 18, 2026 |
Identifiers
Top Mailman Identifiers
Who is using Mailman and where: top five by detected sites.
Technology
Python
325
jQuery
325
jQuery UI
301
Django
298
Nginx
192
Language
English
164
German
57
Latin
34
French
9
Italian
9
ASN
Hetzner Online GmbH
94
Amazon.com, Inc.
15
Akamai Connected Cloud
14
DigitalOcean, LLC
9
netcup GmbH
9
TLD
org
108
de
52
com
30
net
27
at
8
Country
Germany
120
United States
57
Unknown
21
France
18
United Kingdom
12
Deep Dive
Most Frequent Mailman Identifiers and Complementary Tech
Most frequently encountered identifiers for Mailman and its complementary technologies.
| Technology | Sites |
|---|---|
Python | 325 |
jQuery | 325 |
jQuery UI | 301 |
Django | 298 |
Nginx | 192 |
Apache HTTP Server | 164 |
| HSTS | 157 |
Bootstrap | 136 |
PHP | 123 |
Gravatar | 86 |
MySQL | 76 |
WordPress | 75 |
Debian | 74 |
|
jQuery Migrate | 61 |
Ubuntu | 56 |
|
WordPress Block Editor | 27 |
Contact Form 7 | 19 |
Google Analytics | 19 |
Yoast SEO | 19 |
HTTP/3 | 18 |
YouTube | 18 |
reCAPTCHA | 18 |
Node.js | 15 |
Drupal | 13 |
Lightbox | 13 |
| Language | Sites |
|---|---|
| English | 164 |
| German | 57 |
| Latin | 34 |
| French | 9 |
| Italian | 9 |
| Dutch | 4 |
| Norwegian Nynorsk | 4 |
| Tagalog | 4 |
| Esperanto | 3 |
| Japanese | 3 |
| Lithuanian | 3 |
| Spanish | 3 |
| Swedish | 3 |
| Finnish | 2 |
| Norwegian Bokmål | 2 |
| Polish | 2 |
| Portuguese | 2 |
| Catalan | 1 |
| Czech | 1 |
| Welsh | 1 |
| Danish | 1 |
| Basque | 1 |
| Hungarian | 1 |
| Indonesian | 1 |
| Ganda | 1 |
| Slovak | 1 |
| Southern Sotho | 1 |
| Tswana | 1 |
| Xhosa | 1 |
| Yoruba | 1 |
| ASN | Sites |
|---|---|
| Hetzner Online GmbH | 94 |
| Amazon.com, Inc. | 15 |
| Akamai Connected Cloud | 14 |
| DigitalOcean, LLC | 9 |
| netcup GmbH | 9 |
| OVH SAS | 7 |
| IONOS SE | 6 |
| Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. | 5 |
| Cloudflare, Inc. | 4 |
| Contabo GmbH | 4 |
| Infomaniak Network SA | 4 |
| Scaleway SAS | 4 |
| Castle Access Inc | 3 |
| Fastly, Inc. | 3 |
| GANDI SAS | 3 |
| Liquid Web, L.L.C | 3 |
| Mythic Beasts Ltd | 3 |
| ACONET | 2 |
| Aptum Technologies | 2 |
| Consortium GARR | 2 |
| FunkFeuer Wien - Verein zur Foerderung freier Netze | 2 |
| Google LLC | 2 |
| Hurricane Electric LLC | 2 |
| Jump Networks Ltd | 2 |
| Microsoft Corporation | 2 |
| NetActuate, Inc | 2 |
| Nicolaus Copernicus University in Torun | 2 |
| Rackspace Hosting | 2 |
| Red Hat, Inc. | 2 |
| SAKURA Internet Inc. | 2 |
| Sonic Telecom LLC | 2 |
| Strato GmbH | 2 |
| manitu GmbH | 2 |
| rh-tec Business GmbH | 2 |
| 31173 Services AB | 1 |
| AT&T Enterprises, LLC | 1 |
| Anexia Cloud Solutions GmbH | 1 |
| Aseva LLC | 1 |
| Association FAImaison | 1 |
| Association Gitoyen | 1 |
| Atlantech Online, Inc. | 1 |
| CLOUD & HEAT Technologies GmbH | 1 |
| Catalyst.Net Ltd | 1 |
| CenturyLink Communications, LLC | 1 |
| Cloudflare London, LLC | 1 |
| Combell NV | 1 |
| CommunityRack.org Verein | 1 |
| Consorci de Serveis Universitaris de Catalunya | 1 |
| Cruzio | 1 |
| DSI GmbH Daten Service Informationssysteme | 1 |
| Digital Fortress | 1 |
| EDIS GmbH | 1 |
| ETH-Services | 1 |
| EVANZO e-commerce GmbH | 1 |
| Entidad Publica Empresarial Red.es | 1 |
| FSKNET-DK Forskningsnettet - Danish network for Research and Education | 1 |
| Faelix Limited | 1 |
| GTHost | 1 |
| Gigahost AS | 1 |
| HUAWEI CLOUDS | 1 |
| HeLi NET Telekommunikation GmbH & Co. | 1 |
| Herbst Datentechnik GmbH | 1 |
| Host Europe GmbH | 1 |
| Host Universal Pty Ltd | 1 |
| HostPapa | 1 |
| Huawei Cloud Service data center | 1 |
| IBH connect GmbH | 1 |
| IP-Projects GmbH & Co. KG | 1 |
| IPAX GmbH | 1 |
| Individual Network Berlin (IN-Berlin) e.V. | 1 |
| Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networ | 1 |
| Internap Holding LLC | 1 |
| Internet Central Limited | 1 |
| Internet Initiative Japan Inc. | 1 |
| Iomart Managed Services Limited | 1 |
| Kamatera, Inc. | 1 |
| Kapsi Internet-kayttajat ry | 1 |
| Keyweb AG | 1 |
| Krystal Hosting Ltd | 1 |
| Level 3 Parent, LLC | 1 |
| Lodz University of Technology | 1 |
| Lunanode Hosting Inc. | 1 |
| MIXP-mgmnt | 1 |
| MTA Wigner Fizikai Kutatokozpont | 1 |
| Mammoth Media Pty Ltd | 1 |
| Man-da.de GmbH | 1 |
| Massimiliano Andrea Stucchi | 1 |
| Minnesota State Colleges and Universities | 1 |
| NG-ICT-FORUM | 1 |
| NKN EDGE Network | 1 |
| Namecheap, Inc. | 1 |
| Network Solutions, LLC | 1 |
| Obenet AB | 1 |
| Octopuce s.a.r.l. | 1 |
| Oracle Corporation | 1 |
| Orange Polska Spolka Akcyjna | 1 |
| POST Luxembourg | 1 |
| PlusServer GmbH | 1 |
| R Cable y Telecable Telecomunicaciones, S.A.U. | 1 |
| Radio Free Asia | 1 |
| Renater | 1 |
| SURF B.V. | 1 |
| SWITCH | 1 |
| Shared Services Canada | 1 |
| Signet B.V. | 1 |
| Sunrise GmbH | 1 |
| T-Mobile Czech Republic a.s. | 1 |
| TATA Communications formerly VSNL is Leading ISP | 1 |
| TEN.NET | 1 |
| TNG Stadtnetz GmbH | 1 |
| Techstorage sp. z o.o. | 1 |
| Telstra Limited | 1 |
| The Constant Company, LLC | 1 |
| UAB Interneto vizija | 1 |
| Universitaet Graz | 1 |
| VNET a.s. | 1 |
| Verkligen Data AB | 1 |
| Vetenskapsradet / SUNET | 1 |
| Vienna University Computer Center | 1 |
| Viewbank Rise Networks | 1 |
| Voyager Internet Ltd. | 1 |
| WIIT AG | 1 |
| Web4U s.r.o. | 1 |
| Wessex Internet Limited | 1 |
| Westnetz w.V. | 1 |
| Wikstrom Telephone Company, Incorporated | 1 |
| WoodyNet, Inc. | 1 |
| XMission, L.C. | 1 |
| active 1 GmbH | 1 |
| cloudscale.ch AG | 1 |
| edgeconnect-legacy | 1 |
| hosttech GmbH | 1 |
| meerfarbig GmbH & Co. KG | 1 |
| sinma GmbH | 1 |
| uvensys GmbH | 1 |
| TLD | Sites |
|---|---|
| org | 108 |
| de | 52 |
| com | 30 |
| net | 27 |
| at | 8 |
| uk | 8 |
| au | 6 |
| ch | 6 |
| pl | 5 |
| ca | 4 |
| 4 | |
| fr | 4 |
| io | 4 |
| es | 3 |
| fi | 3 |
| no | 3 |
| nz | 3 |
| space | 3 |
| be | 2 |
| cc | 2 |
| eu | 2 |
| hu | 2 |
| in | 2 |
| jp | 2 |
| nl | 2 |
| se | 2 |
| br | 1 |
| bzh | 1 |
| cloud | 1 |
| club | 1 |
| cz | 1 |
| dance | 1 |
| gdn | 1 |
| global | 1 |
| gov | 1 |
| gr | 1 |
| haus | 1 |
| info | 1 |
| it | 1 |
| li | 1 |
| lt | 1 |
| lu | 1 |
| media | 1 |
| ng | 1 |
| one | 1 |
| party | 1 |
| rocks | 1 |
| saarland | 1 |
| site | 1 |
| st | 1 |
| tools | 1 |
| us | 1 |
| ws | 1 |
| za | 1 |
| Country | Sites |
|---|---|
| 🇩🇪 Germany | 120 |
| 🇺🇸 United States | 57 |
| Unknown | 21 |
| 🇫🇷 France | 18 |
| 🇬🇧 United Kingdom | 12 |
| 🇨🇭 Switzerland | 11 |
| 🇫🇮 Finland | 10 |
| 🇦🇹 Austria | 9 |
| 🇦🇺 Australia | 7 |
| 🇵🇱 Poland | 6 |
| 🇨🇦 Canada | 5 |
| 🇳🇱 Netherlands | 5 |
| 🇸🇪 Sweden | 5 |
| 🇪🇸 Spain | 4 |
| 🇮🇴 British Indian Ocean Territory | 4 |
| 🇯🇵 Japan | 4 |
| 🇨🇿 Czech Republic | 3 |
| 🇮🇳 India | 3 |
| 🇳🇴 Norway | 3 |
| 🇧🇪 Belgium | 2 |
| 🇭🇺 Hungary | 2 |
| 🇮🇹 Italy | 2 |
| 🇳🇿 New Zealand | 2 |
| 🇧🇷 Brazil | 1 |
| 🇨🇳 China | 1 |
| 🇩🇰 Denmark | 1 |
| 🇰🇷 South Korea | 1 |
| 🇱🇹 Lithuania | 1 |
| 🇱🇺 Luxembourg | 1 |
| 🇲🇺 Mauritius | 1 |
| 🇳🇬 Nigeria | 1 |
| 🇸🇰 Slovakia | 1 |
| 🇿🇦 South Africa | 1 |