IPv4 Transfers April 2012
In April 2012, the five Regional Internet Registries recorded 10 transfers: 204,800 IPv4 addresses in 10 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
205K
10 IPv4 blocks
Registry transfers
10
0 IPv6 / 0 ASN
Inter-RIR transfers
0
0 IPv4 addresses (0%)
Mergers and acquisitions
0
10 market transfers
Transfer Volume by RIR
Transfers counted at the receiving registry. Inter-RIR columns show IPv4 that entered or left the region.
IPv4 Transfers by Block Size
Number of transferred IPv4 blocks per prefix length.
| Prefix length | Addresses per block | Blocks | Share of blocks | IPv4 addresses |
|---|---|---|---|---|
| /15 | 131,072 | 1 | 10.0% | 131,072 |
| /16 | 65,536 | 1 | 10.0% | 65,536 |
| /20 | 4,096 | 1 | 10.0% | 4,096 |
| /22 | 1,024 | 2 | 20.0% | 2,048 |
| /23 | 512 | 3 | 30.0% | 1,536 |
| /24 | 256 | 2 | 20.0% | 512 |
Top Receiving Countries
- 1🇳🇿 New Zealand512
Top Source Countries
IPv4 transferred across country borders in April 2012. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers April 2012
- 47.54.0.0/15Transfer ·
- 119.81.0.0/16Transfer ·
- 210.56.64.0/20Transfer ·
- 103.11.76.0/22Transfer ·
- 103.22.160.0/22Transfer ·
- 203.24.88.0/23Transfer ·
- 202.93.4.0/23Transfer ·
- 122.102.108.0/23Transfer ·
- 103.10.199.0/24Transfer ·
- 199.254.238.0/24Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 47.54.0.0/15 | Transfer | |||
| 119.81.0.0/16 | IBM Cloud International B.V. | Transfer | ||
| 210.56.64.0/20 | Transfer | |||
| 103.11.76.0/22 | Transfer | |||
| 103.22.160.0/22 | Transfer | |||
| 203.24.88.0/23 | Transfer | |||
| 202.93.4.0/23 | Transfer | |||
| 122.102.108.0/23 | Transfer | |||
| 103.10.199.0/24 | Transfer | |||
| 199.254.238.0/24 | Transfer |