IPv4 Transfers September 2011
In September 2011, the five Regional Internet Registries recorded 25 transfers: 192,512 IPv4 addresses in 25 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
193K
25 IPv4 blocks
Registry transfers
25
0 IPv6 / 0 ASN
Inter-RIR transfers
0
0 IPv4 addresses (0%)
Mergers and acquisitions
0
25 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 |
|---|---|---|---|---|
| /16 | 65,536 | 2 | 8.0% | 131,072 |
| /18 | 16,384 | 2 | 8.0% | 32,768 |
| /19 | 8,192 | 1 | 4.0% | 8,192 |
| /20 | 4,096 | 2 | 8.0% | 8,192 |
| /21 | 2,048 | 3 | 12.0% | 6,144 |
| /22 | 1,024 | 3 | 12.0% | 3,072 |
| /24 | 256 | 12 | 48.0% | 3,072 |
Largest IPv4 Transfers September 2011
- 140.83.0.0/16Transfer ·
- 160.153.0.0/16Transfer ·
- 49.249.128.0/18Transfer ·
- 49.249.64.0/18Transfer ·
- 49.249.192.0/19Transfer ·
- 196.15.16.0/20Transfer ·
- 175.45.144.0/20Transfer ·
- 114.31.72.0/21Transfer ·
- 27.121.64.0/21Transfer ·
- 203.190.176.0/21Transfer ·
- 114.141.200.0/22Transfer ·
- 114.141.196.0/22Transfer ·
- 180.189.136.0/22Transfer ·
- 202.131.94.0/24Transfer ·
- 202.131.93.0/24Transfer ·
- 202.131.92.0/24Transfer ·
- 202.131.91.0/24Transfer ·
- 202.131.90.0/24Transfer ·
- 202.131.89.0/24Transfer ·
- 202.131.88.0/24Transfer ·
- 114.141.195.0/24Transfer ·
- 114.141.193.0/24Transfer ·
- 114.141.192.0/24Transfer ·
- 49.249.32.0/24Transfer ·
- 49.249.32.0/24Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 140.83.0.0/16 | Oracle USA, Inc. | Oracle Corporation | Transfer | |
| 160.153.0.0/16 | Transfer | |||
| 49.249.128.0/18 | Transfer | |||
| 49.249.64.0/18 | Transfer | |||
| 49.249.192.0/19 | Transfer | |||
| 196.15.16.0/20 | Oracle USA, Inc. | Oracle Corporation | Transfer | |
| 175.45.144.0/20 | Transfer | |||
| 114.31.72.0/21 | Transfer | |||
| 27.121.64.0/21 | Transfer | |||
| 203.190.176.0/21 | Oracle USA, Inc. | Oracle Corporation | Transfer | |
| 114.141.200.0/22 | Transfer | |||
| 114.141.196.0/22 | Transfer | |||
| 180.189.136.0/22 | Transfer | |||
| 202.131.94.0/24 | Transfer | |||
| 202.131.93.0/24 | Transfer | |||
| 202.131.92.0/24 | Transfer | |||
| 202.131.91.0/24 | Transfer | |||
| 202.131.90.0/24 | Transfer | |||
| 202.131.89.0/24 | Transfer | |||
| 202.131.88.0/24 | Transfer | |||
| 114.141.195.0/24 | Transfer | |||
| 114.141.193.0/24 | Transfer | |||
| 114.141.192.0/24 | Transfer | |||
| 49.249.32.0/24 | Transfer | |||
| 49.249.32.0/24 | Transfer |