IPv4 Transfers March 2022
In March 2022, the five Regional Internet Registries recorded 932 transfers: 5,496,064 IPv4 addresses in 670 blocks, plus 109 IPv6 blocks and 153 AS numbers. 42 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
5.5M
670 IPv4 blocks
Registry transfers
932
109 IPv6 / 153 ASN
Inter-RIR transfers
42
537K IPv4 addresses (10%)
Mergers and acquisitions
383
549 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 March 2022
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 131K 2 transfers | 0 | 0 | 0 |
| ARIN | 70K 7 transfers | - | 6,400 4 transfers | 512 1 transfers | 0 |
| APNIC | 23K 14 transfers | 9,216 8 transfers | - | 0 | 0 |
| LACNIC | 297K 6 transfers | 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 |
|---|---|---|---|---|
| /13 | 524,288 | 1 | 0.1% | 524,288 |
| /14 | 262,144 | 1 | 0.1% | 262,144 |
| /15 | 131,072 | 6 | 0.9% | 786,432 |
| /16 | 65,536 | 35 | 5.2% | 2,293,760 |
| /17 | 32,768 | 13 | 1.9% | 425,984 |
| /18 | 16,384 | 25 | 3.7% | 409,600 |
| /19 | 8,192 | 27 | 4.0% | 221,184 |
| /20 | 4,096 | 41 | 6.1% | 167,936 |
| /21 | 2,048 | 51 | 7.6% | 104,448 |
| /22 | 1,024 | 204 | 30.4% | 208,896 |
| /23 | 512 | 91 | 13.6% | 46,592 |
| /24 | 256 | 175 | 26.1% | 44,800 |
Top Receiving Countries
- 1🇦🇪 United Arab Emirates295K
- 2🇺🇸 United States19K
- 3🇲🇾 Malaysia5,120
- 4🇦🇺 Australia4,608
- 5🇯🇵 Japan4,096
- 6🇲🇲 Myanmar (Burma)3,072
- 7🇩🇪 Germany2,048
- 8🇰🇷 South Korea2,048
- 9🇸🇬 Singapore1,024
Top Source Countries
- 1🇨🇱 Chile295K
- 2🇮🇳 India30K
- 3🇨🇦 Canada9,472
- 4🇺🇸 United States7,424
- 5🇭🇰 Hong Kong SAR China7,424
- 6🇰🇭 Cambodia3,072
- 7🇭🇳 Honduras2,048
- 8🇧🇩 Bangladesh2,048
- 9🇨🇳 China2,048
- 10🇮🇩 Indonesia1,024
IPv4 transferred across country borders in March 2022. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers March 2022
- 35.248.0.0/13M&A ·
- 66.192.0.0/14M&A ·
- 174.46.0.0/15M&A ·
- 173.226.0.0/15M&A ·
- 74.202.0.0/15M&A ·
- 64.128.0.0/15M&A ·
- 50.58.0.0/15M&A ·
- 181.214.0.0/15inter-RIRTransfer ·
- 138.31.0.0/16M&A ·
- 57.135.0.0/16inter-RIRTransfer ·
- 137.255.0.0/16M&A ·
- 209.123.0.0/16M&A ·
- 70.47.0.0/16M&A ·
- 67.196.0.0/16M&A ·
- 66.246.0.0/16M&A ·
- 40.160.0.0/16Transfer ·
- 162.60.0.0/16M&A ·
- 158.164.0.0/16M&A ·
- 161.157.0.0/16M&A ·
- 206.169.0.0/16M&A ·
- 168.215.0.0/16M&A ·
- 97.65.0.0/16M&A ·
- 66.162.0.0/16M&A ·
- 64.132.0.0/16M&A ·
- 207.250.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 35.248.0.0/13 | M&A | |||
| 66.192.0.0/14 | M&A | |||
| 174.46.0.0/15 | M&A | |||
| 173.226.0.0/15 | M&A | |||
| 74.202.0.0/15 | M&A | |||
| 64.128.0.0/15 | M&A | |||
| 50.58.0.0/15 | M&A | |||
| 181.214.0.0/15inter-RIR | Transfer | |||
| 138.31.0.0/16 | M&A | |||
| 57.135.0.0/16inter-RIR | SITA Switzerland Sarl | Transfer | ||
| 137.255.0.0/16 | M&A | |||
| 209.123.0.0/16 | M&A | |||
| 70.47.0.0/16 | M&A | |||
| 67.196.0.0/16 | M&A | |||
| 66.246.0.0/16 | M&A | |||
| 40.160.0.0/16 | Transfer | |||
| 162.60.0.0/16 | M&A | |||
| 158.164.0.0/16 | M&A | |||
| 161.157.0.0/16 | M&A | |||
| 206.169.0.0/16 | M&A | |||
| 168.215.0.0/16 | M&A | |||
| 97.65.0.0/16 | M&A | |||
| 66.162.0.0/16 | M&A | |||
| 64.132.0.0/16 | M&A | |||
| 207.250.0.0/16 | M&A |