• Will collect all mailman installs in all tlds.

Mailman is free software for managing electronic mail discussion and e-newsletter lists. It 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.

Use the tool online:
https://link-target.net/68451/hacxx-mailing-list-mailma
https://files.offshore.cat/H4VBkyej.html