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LISTSERV Statistics

These statistics are gathered daily by a monitor at L-Soft, which polls all LISTSERV sites that participate in the open LISTSERV network. LISTSERV sites operating in a closed environment are not included in these numbers.



LISTSERV Today

Number of public lists

60,581

Number of local lists

364,953

Total number of lists

425,534

Total membership (public+local)

97,439,831

Total messages delivered today

18,433,978

Last update: 16 Aug 2022



Largest LISTSERV® Sites

Largest volume
(deliveries per day, flat monthly average)

548,000

JISCMAIL.AC.UK

  • EPYC 7452 32-Core HT 512k (8192M)
  • Windows Server 2019 Standard x64 Edition
  • Postfix

Largest number of subscribers
(all lists on this server)

5,559,283

LISTES.ULAVAL.CA

  • 2-CPU 2.5GHz Xeon (3840M)
  • Linux 3.10.0-1160.62.1.el7.x86_64
  • sendmail 8.14.7/8.13.8

Largest number of lists

34,687

LISTES.ULAVAL.CA

  • 2-CPU 2.5GHz Xeon (3840M)
  • Linux 3.10.0-1160.62.1.el7.x86_64
  • sendmail 8.14.7/8.13.8

Largest mailing list
(number of subscribers)

54,050

AMIS-CNRS-INTERNATIONAL-L@IN2P3.FR

  • 2-CPU 2.4GHz Common KVM processor (3840M)
  • Linux 3.10.0-1160.71.1.el7.x86_64
  • sendmail 8.14.7/8.14.7

Last update: 16 Aug 2022






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