Our Hosted CanIt spam filter is the perfect anti-spam protection for small and medium businesses. A completely outsourced spam email filter, Hosted CanIt does not require you to make any changes to your existing mail server. Just point your MX records towards Hosted CanIt and let it go to work stopping spam.

Junk Mail Filters

With Roaring Penguin Software's CanIt™ spam filtering solutions, enterprises can return e-mail to a useful communication tool and win back employee productivity. CanIt™ junk mail filters eliminate annoying, offensive and malicious e-mails and viruses from your business, while never losing a valid e-mail.

All of Roaring Penguin Software's anti-spam products use advanced techniques to eliminate junk mail at the gateway before it ever reaches your users. Because it is a gateway system there is no need to install anything on client desktops. All of Roaring Penguin's anti-spam solutions feature:

  • Leading edge spam filtering techniques
  • Individual quarantines for each mailbox
  • Filter for SMTP, POP & IMAP
  • Automatic updates of the software and rule sets
  • RPTN: Access to our shared Bayesian database
  • CanIt Reputation: Access to our real time IP Reputation database

Hosted CanIt a completely outsourced spam filtering serviceHosted CanIt is designed for small to medium corporations who want to outsource spam blocking completely. Hosted CanIt automatically protects your e-mail from spam without the need to install anything on your network.

CanIt-PRO a corporate spam filterCanIt-PRO is an antispam solution designed to be installed in house beside your mail server. CanIt-PRO is simple to administer and features automatic updates.

Junk Mail Removal

Junk mail is not just a harmless nuisance. It is the delivery mechanism used by spammers to bring viruses onto your network and your clients desktops. In a worse case scenario it can take over your computers and use them to send spam to other computers. Roaring Penguin Software makes junk email filters that will protect your co-workers and let you sleep at night

CanIt™ anti spam software offers the flexibility to optionally filter internal e-mail and outbound e-mail, helping you to enforce communication policies.

Defense in Depth

CanIt Reputation

Roaring Penguin Software uses our proprietary CanIt Reputation filters to create a powerful outer layer of spam defense. The CanIt Reputation Filters stop a significant percentage of incoming spam at the connection level. This feature comes without using significant processing power or wasting any time in inspecting the actual contents of the spam.

The Roaring Penguin Training Network

The Roaring Penguin Training Network (RPTN) is a shared Bayesian database. Aggregated Bayesian data is collected from a worldwide network of ISPs and Universities and made available to CanIt installations. CanIt installations can choose to automatically download the aggregated Bayes statistics or to download them manually.

E-mail content inspection featuring Heuristic content filtering rules.

System Administrators can set user and group specific policies. Administrators can easily configure the solution at a global level.

The Roaring Penguin Spam Quarantine gives end users web based access to check and manage email messages. The system can be set up to send email digests to end-users periodically.

All of the CanIt™ spam filters can stop spam from reaching e-mail transfer agents such as Microsoft Exchange, Lotus Notes, Novell Groupwise, Sendmail, Postfix and many more.


All of the CanIt solutions eliminate a broad range of Email Threats. Whether it is spam,viruses, phishing, or zombie attacks, Roaring Penguin's anti-spam solutions will identify malicious content and keep it off your network.

Automatic, timely, and highly secure rule updates eliminate the need for ongoing manual tuning and maintenance to catch emerging threats. The Roaring Penguin update service helps ensure that all CanIt users are running the most up-to-date rules and using the most up-to-date software engine.System Administrators can choose to automatically download the updates and upgrades or to download them manually.

Comprehensive reporting gives administrators a powerful tool to take to managers and users to show the effectiveness of the CanIt family of anti spam solutions.

Fast, Accurate Detection. Over 98 % + accuracy with low false positives.


Small Businesses need a flexible, reliable anti-spam filter that fits into their existing infrastructure with a minimum of disruption. CanIt-PRO is deployed as an SMTP-in, SMTP-out scanner that can work with any mail server. It easily integrates with LDAP, Active Directory or any other authentication mechanism, and allows administrators very fine-grained control over which features users are permitted to use.

Whether you choose Hosted CanIt or CanIt-PRO Roaring Penguin has the perfect spam filtering solution for your company.