Use of the Spamhaus DNSBLs is free of charge for low-volume non-commercial use. To check if you qualify for free use, please see: Spamhaus DNSBL usage criteria.
Use of the Spamhaus DNSBLs via DNS queries to our public DNSBL servers is free of charge if you meet all three of the following criteria:
1. Your use of the Spamhaus DNSBLs is non-commercial*, and
2. Your email traffic is less than 100,000 SMTP connections per day, and
3. Your DNSBL query volume is less than 300,000 queries per day.
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Barracuda offers a new -- and free -- alternative to Spamhaus
Posted by: Anonymous [ip: 216.7.123.50] on December 19, 2008 10:56 PMhttp://www.spamhaus.org/sbl/index.lasso
Use of the Spamhaus DNSBLs is free of charge for low-volume non-commercial use. To check if you qualify for free use, please see: Spamhaus DNSBL usage criteria.
http://www.spamhaus.org/organization/dnsblusage.html
Use of the Spamhaus DNSBLs via DNS queries to our public DNSBL servers is free of charge if you meet all three of the following criteria:
1. Your use of the Spamhaus DNSBLs is non-commercial*, and
2. Your email traffic is less than 100,000 SMTP connections per day, and
3. Your DNSBL query volume is less than 300,000 queries per day.
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