Anti-spam for mailbox providers.
Our services help providers to quickly filter out spam, using the most extensive email intelligence available.
Our Reputation Network Blacklist offers providers access to the most comprehensive, accurate sender reputation profiles available. To further aid in filtering, providers can quickly compare the reputations of sender IPs via Sender Score.
Our Certified Whitelist is composed of pre-screened, pre-approved senders, so you can avoid false positives and improve the performance of legitimate mail. Our whitelist offers the widest coverage in the world.
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Reputation Network Blacklist
Distinguish useful commercial email your customers rely on from the spam they hate with Certification from Return Path.
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Sender Score
Find out what other mailbox providers or mail administrators think of the senders who are mailing to your network.
