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Registered and Approved IPv4 Broker Services

Are you looking to lease IPv4 addresses rather than buy or sell?

IPv4 Market Group is a global leader in IPv4 for sale and IPv4 leases. The firm was founded in May of 2011.  Its President is Sandra Brown, the Nortel Director behind the first ever IPV4 transfer, a $7.5 Million sale of 660,000 IPv4 addresses to Microsoft.

IPv4 Market Group provides leases in the ARIN Region:

  • /24 (256 IPv4 addresses)
  • /23 (512 IPv4 addresses)
  • /22 (1024 IPv4 addresses)
  • /21 (2048 IPv4 addresses)


Request to Lease IPv4 Blocks

To register to receive information concerning IPv4 Blocks for lease:
Block Size:

These leases are available on one to five year terms.

Individuals and companies interested in leasing IPv4 addresses are invited to complete the form above. Information will be treated confidentially and will be used only to facilitate discussion. Completion of the form does not commit you to lease with IPv4 Market Group. Alternatively, email Sandra Brown at to make a request to lease IPs.


IPv4 News and Blog

Navigating New ARIN Pre-Approval Rules
Slowly but surely, ARIN is chipping away at the impediment of having to justify IPv4 purchases via transfer. Recently implemented policy changes have achieved the following: In July 2016, a change was made to remove the criteria from the end-user IPv4 policy, where network operators must utilize 25% of the...
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Transfers of IPv4 Addresses from /8s Held by One Organization – A Guest Post on
In this guest post on, Sandra discusses the transfer of single owner /8 IPv4 addresses. This analysis of the 26 single-owner /8s has shown that these large blocks are being transferred in large sub-allocations, and the /8s are not filling the /16 market. Ten of the 26 have already...
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More Blog Posts +