IPv4 Transfers January 2022
In January 2022, the five Regional Internet Registries recorded 863 transfers: 2,776,192 IPv4 addresses in 632 blocks, plus 100 IPv6 blocks and 131 AS numbers. 62 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
2.8M
632 IPv4 blocks
Registry transfers
863
100 IPv6 / 131 ASN
Inter-RIR transfers
62
118K IPv4 addresses (4%)
Mergers and acquisitions
324
539 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 January 2022
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 18K 29 transfers | 1,280 3 transfers | 0 | 0 |
| ARIN | 44K 9 transfers | - | 27K 5 transfers | 256 1 transfers | 0 |
| APNIC | 13K 8 transfers | 12K 5 transfers | - | 0 | 0 |
| LACNIC | 0 | 2,048 2 transfers | 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 | 2 | 0.3% | 262,144 |
| /16 | 65,536 | 20 | 3.2% | 1,310,720 |
| /17 | 32,768 | 7 | 1.1% | 229,376 |
| /18 | 16,384 | 10 | 1.6% | 163,840 |
| /19 | 8,192 | 29 | 4.6% | 237,568 |
| /20 | 4,096 | 34 | 5.4% | 139,264 |
| /21 | 2,048 | 56 | 8.9% | 114,688 |
| /22 | 1,024 | 233 | 36.9% | 238,592 |
| /23 | 512 | 72 | 11.4% | 36,864 |
| /24 | 256 | 168 | 26.6% | 43,008 |
| /25 | 128 | 1 | 0.2% | 128 |
Top Receiving Countries
- 1🇨🇳 China197K
- 2🇭🇰 Hong Kong SAR China35K
- 3🇵🇭 Philippines27K
- 4🇨🇦 Canada18K
- 5🇺🇸 United States9,984
- 6🇯🇵 Japan2,048
- 7🇮🇩 Indonesia2,048
- 8🇱🇨 St. Lucia1,024
- 9🇲🇳 Mongolia1,024
Top Source Countries
- 1🇺🇸 United States38K
- 2🇨🇳 China35K
- 3🇦🇺 Australia9,216
- 4🇮🇳 India8,448
- 5🇨🇦 Canada4,608
- 6🇯🇵 Japan4,096
- 7🇭🇳 Honduras2,048
- 8🇲🇳 Mongolia2,048
- 9🇸🇬 Singapore2,048
IPv4 transferred across country borders in January 2022. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers January 2022
- 43.196.0.0/15Transfer ·
- 67.156.0.0/15M&A ·
- 168.107.0.0/16M&A ·
- 16.79.0.0/16Transfer ·
- 16.89.0.0/16Transfer ·
- 16.90.0.0/16Transfer ·
- 16.108.0.0/16Transfer ·
- 16.71.0.0/16Transfer ·
- 16.64.0.0/16Transfer ·
- 16.55.0.0/16Transfer ·
- 43.195.0.0/16Transfer ·
- 156.21.0.0/16M&A ·
- 206.168.0.0/16M&A ·
- 163.129.0.0/16Transfer ·
- 164.168.0.0/16Transfer ·
- 56.54.0.0/16Transfer ·
- 56.79.0.0/16Transfer ·
- 56.87.0.0/16Transfer ·
- 56.255.0.0/16Transfer ·
- 165.235.0.0/16M&A ·
- 134.187.0.0/16M&A ·
- 134.186.0.0/16M&A ·
- 85.27.128.0/17Transfer ·
- 170.64.0.0/17Transfer ·
- 207.174.0.0/17M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 43.196.0.0/15 | Amazon.com, Inc. | Transfer | ||
| 67.156.0.0/15 | M&A | |||
| 168.107.0.0/16 | M&A | |||
| 16.79.0.0/16 | Transfer | |||
| 16.89.0.0/16 | Transfer | |||
| 16.90.0.0/16 | Transfer | |||
| 16.108.0.0/16 | Transfer | |||
| 16.71.0.0/16 | Transfer | |||
| 16.64.0.0/16 | Transfer | |||
| 16.55.0.0/16 | Transfer | |||
| 43.195.0.0/16 | Amazon.com, Inc. | Transfer | ||
| 156.21.0.0/16 | M&A | |||
| 206.168.0.0/16 | M&A | |||
| 163.129.0.0/16 | Transfer | |||
| 164.168.0.0/16 | Transfer | |||
| 56.54.0.0/16 | Transfer | |||
| 56.79.0.0/16 | Transfer | |||
| 56.87.0.0/16 | Transfer | |||
| 56.255.0.0/16 | Transfer | |||
| 165.235.0.0/16 | M&A | |||
| 134.187.0.0/16 | M&A | |||
| 134.186.0.0/16 | M&A | |||
| 85.27.128.0/17 | SEF Fiber A/S | Stofa A/S | Transfer | |
| 170.64.0.0/17 | Transfer | |||
| 207.174.0.0/17 | M&A |