North American Network Operators Group
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ARIN to Issue from 173 /8 and 174 /8

  • From: Member Services
  • Date: Tue Apr 15 14:53:22 2008

Hello-

ARIN was issued the IPv4 address blocks 173 /8 and 174 /8 by the IANA on 4 February 2008.

ARIN will be issuing /20 and shorter prefixes from these blocks to customers within the next 2 weeks. Network operators may wish to adjust any filters in place accordingly.

For informational purposes, a list of ARIN's currently administered IP blocks can be found at:

http://www.arin.net/reference/ip_blocks.html

Regards,

Leslie Nobile
Director, Registration Services
American Registry for Internet Numbers (ARIN)