IPv4 Transfers February 2013

In February 2013, the five Regional Internet Registries recorded 20 transfers: 1,030,400 IPv4 addresses in 19 blocks, plus 0 IPv6 blocks and 1 AS numbers. 0 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
1.0M
19 IPv4 blocks
Registry transfers
20
0 IPv6 / 1 ASN
Inter-RIR transfers
0
0 IPv4 addresses (0%)
Mergers and acquisitions
0
20 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, February 2013
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN6921,856--
APNIC786,016--
RIPE NCC722,528--

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, February 2013
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/13524,28815.3%524,288
/14262,14415.3%262,144
/15131,07215.3%131,072
/1665,53615.3%65,536
/198,192210.5%16,384
/204,096526.3%20,480
/212,048315.8%6,144
/221,024421.1%4,096
/2425615.3%256

Top Receiving Countries

  1. 1🇯🇵 Japan66K
  2. 2🇺🇸 United States4,096

Top Source Countries

  1. 1🇸🇬 Singapore66K
  2. 2🇰🇳 St. Kitts & Nevis4,096

IPv4 transferred across country borders in February 2013. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers February 2013