My new BGP book: 'Internet Routing with BGP' by Iljitsch van Beijnum BGPexpert My BGP book from 2002: 'BGP' by Iljitsch van Beijnum

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This is a graphical representation of the IANA IPv4 Address Space Registry
page. This page is generally updated every saturday.

Legend:

  •     AfriNIC:

  •     APNIC:

  •     ARIN:

  •     LACNIC:

  •     RIPE NCC:

  •     Legacy:

  •     Reserved:

  •     Unallocated (free):

Comments or questions? Email me.

Last RIR data import: 27 May 2024 17:00:36 local time.