IPv4 Transfers October 2011

In October 2011, the five Regional Internet Registries recorded 7 transfers: 1,265,664 IPv4 addresses in 7 blocks, plus 0 IPv6 blocks and 0 AS numbers. 0 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
1.3M
7 IPv4 blocks
Registry transfers
7
0 IPv6 / 0 ASN
Inter-RIR transfers
0
0 IPv4 addresses (0%)
Mergers and acquisitions
0
7 market transfers

Transfer Volume by RIR

Transfers counted at the receiving registry. Inter-RIR columns show IPv4 that entered or left the region.

Transfers per Regional Internet Registry, October 2011
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
APNIC61,261,568--
ARIN14,096--

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, October 2011
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/121,048,576114.3%1,048,576
/1665,536342.9%196,608
/198,192228.6%16,384
/204,096114.3%4,096

Top Receiving Countries

  1. 1🇭🇰 Hong Kong SAR China1.2M

Top Source Countries

  1. 1🇨🇳 China1.2M

IPv4 transferred across country borders in October 2011. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers October 2011