Largest volume
(deliveries per day, flat monthly average)

742,908

JISCMAIL.AC.UK

• 4-CPU 3466MHz Xeon X5690 32x256k (4096M)
• Windows Server 2008 R2 Enterprise x64 Edition
• Postfix

Largest number of subscribers
(all lists on this server)

3,678,807

LISTS.PSU.EDU

• 4-CPU IBM 9076-WCN
• AIX 6.1
• sendmail 8.14.5/8.14.5

Largest number of lists

53,292

LSV.UKY.EDU

• 4-CPU 2266MHz Pentium Pro family (2048M)
• Windows Server 2003
• Postfix

Largest mailing list
(number of subscribers)

261,527

COMPUTING@LIST.MSU.EDU

• 2GHz Xeon (2048M)
• Linux 3.0.34-0.7-default
• Exim 4.69