Implementations

Sites using the same Mail server at the backend

• Satyam Infoway : Second largest ISP in India 250,000 mail boxes
• Rediffmail Web-based mail, part of Rediff portal site in India
• eGroups Web-based Mailing List Server
• Yahoo
• InterNIC / Network Solutions Inc.
• NTTIndia.com : Web Presence provider, India, 8000 mail boxes
• Nepalnetwork.com : ISP in Kathmandu, Nepal
• SailNet.com : Sailing content site 150 Mailing Lists, 50,000 subscribers, 250 pop acounts
• RIPE Manages EU IP address space
• XOOM Uses a heavily modified version of qmail.
• Hotmail Outbound traffic only
• USA.net Outbound traffic only
• Telenordia Swedish ISP 300,000+ users
• Critical Path Millions
• U S West.net 400,000 mailboxes
• Red Hat Linux Software Distributor, uses qmail for mailing lists
• Hypermart.net Free business hosting 1000s of domains