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Group Description

Public info from Yahoo! Groups intended for ISP and other mail administrators. Includes periodic announcements of the current outgoing mail server address list and any planned changes in the list for whitelisting.





current complete list last updated June 9th, 2011:

66.163.168.0/24
66.163.169.0/24
67.195.134.0/24
67.195.135.0/24
69.147.64.0/24
69.147.65.0/24
69.147.103.0/24
69.147.102.0/24
74.6.140.0/24
98.136.44.0/24
98.136.45.0/24
202.86.5.0/24
203.188.202.0/24
217.146.182.0/24
217.146.183.0/24
209.131.38.0/24
209.191.125.0/24
209.191.87.0/24
68.142.206.0/24
68.142.207.0/24
98.139.164.0/24
98.139.165.0/24
98.138.214.0/24
98.138.215.0/24

Adding these addresses to your whitelist helps ensure that client
email is not blocked due to false positives from filters.

Group Information

Group Settings

  • This is a public group.
  • Attachments are permitted.
  • Members can hide email address.
  • Listed in Yahoo Groups directory.
  • Membership does not require approval.
  • Messages require approval.
  • Only moderators can post messages.

Message History