IPv4 Transfers December 2022
In December 2022, the five Regional Internet Registries recorded 1,734 transfers: 7,815,424 IPv4 addresses in 1,183 blocks, plus 286 IPv6 blocks and 265 AS numbers. 45 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
7.8M
1,183 IPv4 blocks
Registry transfers
1,734
286 IPv6 / 265 ASN
Inter-RIR transfers
45
660K IPv4 addresses (8%)
Mergers and acquisitions
736
998 market transfers
Transfer Volume by RIR
Transfers counted at the receiving registry. Inter-RIR columns show IPv4 that entered or left the region.
Inter-RIR Transfers December 2022
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 438K 13 transfers | 1,536 2 transfers | 256 1 transfers | 0 |
| ARIN | 104K 12 transfers | - | 68K 3 transfers | 512 1 transfers | 0 |
| APNIC | 45K 10 transfers | 3,072 3 transfers | - | 0 | 0 |
| LACNIC | 0 | 0 | 0 | - | 0 |
| AFRINIC | 0 | 0 | 0 | 0 | - |
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 | 6 | 0.5% | 786,432 |
| /16 | 65,536 | 71 | 6.0% | 4,653,056 |
| /17 | 32,768 | 23 | 1.9% | 753,664 |
| /18 | 16,384 | 14 | 1.2% | 229,376 |
| /19 | 8,192 | 58 | 4.9% | 475,136 |
| /20 | 4,096 | 48 | 4.1% | 196,608 |
| /21 | 2,048 | 83 | 7.0% | 169,984 |
| /22 | 1,024 | 386 | 32.6% | 395,264 |
| /23 | 512 | 115 | 9.7% | 58,880 |
| /24 | 256 | 379 | 32.0% | 97,024 |
Top Receiving Countries
- 1🇯🇵 Japan68K
- 2🇺🇸 United States34K
- 3🇸🇬 Singapore20K
- 4🇭🇰 Hong Kong SAR China4,096
- 5🇹🇭 Thailand1,024
- 6🇳🇿 New Zealand1,024
- 7🇧🇷 Brazil768
- 8🇨🇦 Canada512
- 9🇮🇳 India512
Top Source Countries
- 1🇺🇸 United States68K
- 2🇯🇵 Japan66K
- 3🇵🇭 Philippines33K
- 4🇨🇦 Canada30K
- 5🇦🇺 Australia22K
- 6🇮🇳 India6,912
- 7🇨🇳 China5,120
- 8🇧🇩 Bangladesh4,096
- 9🇦🇫 Afghanistan4,096
- 10🇨🇭 Switzerland2,048
IPv4 transferred across country borders in December 2022. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers December 2022
- 188.188.0.0/15Transfer ·
- 13.150.0.0/15Transfer ·
- 13.158.0.0/15Transfer ·
- 13.166.0.0/15Transfer ·
- 13.134.0.0/15Transfer ·
- 172.104.0.0/15M&A ·
- 209.88.0.0/16Transfer ·
- 216.72.0.0/16Transfer ·
- 129.203.0.0/16Transfer ·
- 160.221.0.0/16inter-RIRTransfer ·
- 149.190.0.0/16inter-RIRTransfer ·
- 149.188.0.0/16inter-RIRTransfer ·
- 149.186.0.0/16inter-RIRTransfer ·
- 168.107.0.0/16Transfer ·
- 84.8.0.0/16Transfer ·
- 94.172.0.0/16Transfer ·
- 204.123.0.0/16M&A ·
- 15.159.0.0/16Transfer ·
- 15.224.0.0/16Transfer ·
- 15.243.0.0/16Transfer ·
- 207.37.0.0/16Transfer ·
- 205.239.0.0/16Transfer ·
- 199.42.0.0/16Transfer ·
- 160.235.0.0/16Transfer ·
- 129.221.0.0/16Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 188.188.0.0/15 | Telenet Group NV | Telenet BVBA | Transfer | |
| 13.150.0.0/15 | Transfer | |||
| 13.158.0.0/15 | Transfer | |||
| 13.166.0.0/15 | Transfer | |||
| 13.134.0.0/15 | Transfer | |||
| 172.104.0.0/15 | M&A | |||
| 209.88.0.0/16 | Transfer | |||
| 216.72.0.0/16 | Transfer | |||
| 129.203.0.0/16 | Transfer | |||
| 160.221.0.0/16inter-RIR | Honeywell Europe S.A. | Transfer | ||
| 149.190.0.0/16inter-RIR | BP America Inc. | Transfer | ||
| 149.188.0.0/16inter-RIR | BP America Inc. | Transfer | ||
| 149.186.0.0/16inter-RIR | BP America Inc. | Transfer | ||
| 168.107.0.0/16 | Transfer | |||
| 84.8.0.0/16 | alwaysON Limited | Oracle Svenska AB | Transfer | |
| 94.172.0.0/16 | Liberty Global B.V. | UPC Polska Sp. z o.o. | Transfer | |
| 204.123.0.0/16 | M&A | |||
| 15.159.0.0/16 | Transfer | |||
| 15.224.0.0/16 | Transfer | |||
| 15.243.0.0/16 | Transfer | |||
| 207.37.0.0/16 | Transfer | |||
| 205.239.0.0/16 | Transfer | |||
| 199.42.0.0/16 | Transfer | |||
| 160.235.0.0/16 | Amazon.com, Inc. | Transfer | ||
| 129.221.0.0/16 | Transfer |