Over 100’000 organisations are querying our data directly, and countless others are using our data indirectly through anti-spam vendors and blacklists who use our data.
The following is a small selection of organisations who are using our data.
Rspamd has our IP-based reputation included in the default rulest.
SpamAssassin has our IP-based reputation included in the default ruleset.
eXpurgate is including the data in rulesets.
Kaspersky Labs uses the data in the email filtering products, covering > 400mio users and > 270k organisations.
Fort Systems Ltd., maker of BarricadeMX Plus, DefenderMX Lite and Cleanfeed Service.
LogSat Software, a spam filter server for Windows
ISPs / ESPs
Jisc Services Ltd (formerly ja.net), serving UK education and research, bringing together over a million users.
Posteo.de, a mailbox provider.
kde.org, makers of the KDE graphical desktop.
Free Software Foundation Europe, fsfe.org, is a charity that empowers users to control technology.
Redhat, a technology company best known for its Linux distribution.