IPv4 Transfers April 2018
In April 2018, the five Regional Internet Registries recorded 881 transfers: 10,901,120 IPv4 addresses in 683 blocks, plus 63 IPv6 blocks and 135 AS numbers. 17 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
10.9M
683 IPv4 blocks
Registry transfers
881
63 IPv6 / 135 ASN
Inter-RIR transfers
17
5.7M IPv4 addresses (53%)
Mergers and acquisitions
417
464 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 April 2018
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 256 1 transfers | 394K 3 transfers | 0 | 0 |
| ARIN | 11K 5 transfers | - | 5.3M 7 transfers | 0 | 0 |
| APNIC | 0 | 512 1 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 |
|---|---|---|---|---|
| /10 | 4,194,304 | 1 | 0.1% | 4,194,304 |
| /12 | 1,048,576 | 1 | 0.1% | 1,048,576 |
| /14 | 262,144 | 5 | 0.7% | 1,310,720 |
| /15 | 131,072 | 7 | 1.0% | 917,504 |
| /16 | 65,536 | 21 | 3.1% | 1,376,256 |
| /17 | 32,768 | 15 | 2.2% | 491,520 |
| /18 | 16,384 | 22 | 3.2% | 360,448 |
| /19 | 8,192 | 63 | 9.2% | 516,096 |
| /20 | 4,096 | 64 | 9.4% | 262,144 |
| /21 | 2,048 | 82 | 12.0% | 167,936 |
| /22 | 1,024 | 177 | 25.9% | 181,248 |
| /23 | 512 | 66 | 9.7% | 33,792 |
| /24 | 256 | 158 | 23.1% | 40,448 |
| /25 | 128 | 1 | 0.1% | 128 |
Top Receiving Countries
- 1🇸🇬 Singapore5.3M
- 2🇨🇳 China393K
- 3🇯🇵 Japan91K
- 4🇺🇸 United States72K
- 5🇰🇭 Cambodia10K
- 6🇨🇦 Canada9,216
- 7🇰🇷 South Korea5,120
- 8🇭🇰 Hong Kong SAR China3,072
- 9🇲🇾 Malaysia1,536
Top Source Countries
- 1🇺🇸 United States5.3M
- 2🇨🇦 Canada71K
- 3🇮🇳 India68K
- 4🇭🇰 Hong Kong SAR China17K
- 5🇨🇳 China3,072
- 6🇦🇺 Australia2,304
- 7🇸🇬 Singapore1,536
- 8🇻🇬 British Virgin Islands1,024
IPv4 transferred across country borders in April 2018. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers April 2018
- 8.128.0.0/10inter-RIRTransfer ·
- 8.208.0.0/12inter-RIRTransfer ·
- 184.156.0.0/14M&A ·
- 81.68.0.0/14inter-RIRTransfer ·
- 13.40.0.0/14Transfer ·
- 13.44.0.0/14Transfer ·
- 13.36.0.0/14Transfer ·
- 207.118.0.0/15M&A ·
- 174.124.0.0/15M&A ·
- 99.194.0.0/15M&A ·
- 75.120.0.0/15M&A ·
- 72.160.0.0/15M&A ·
- 92.204.0.0/15Transfer ·
- 82.156.0.0/15inter-RIRTransfer ·
- 110.234.0.0/16Transfer ·
- 143.59.0.0/16Transfer ·
- 139.126.0.0/16M&A ·
- 144.220.0.0/16Transfer ·
- 173.202.0.0/16M&A ·
- 159.78.0.0/16M&A ·
- 143.190.0.0/16M&A ·
- 98.125.0.0/16M&A ·
- 69.179.0.0/16M&A ·
- 69.29.0.0/16M&A ·
- 144.129.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 8.128.0.0/10inter-RIR | Transfer | |||
| 8.208.0.0/12inter-RIR | Transfer | |||
| 184.156.0.0/14 | M&A | |||
| 81.68.0.0/14inter-RIR | Euronet Communications B.V. | Transfer | ||
| 13.40.0.0/14 | Transfer | |||
| 13.44.0.0/14 | Transfer | |||
| 13.36.0.0/14 | Transfer | |||
| 207.118.0.0/15 | M&A | |||
| 174.124.0.0/15 | M&A | |||
| 99.194.0.0/15 | M&A | |||
| 75.120.0.0/15 | M&A | |||
| 72.160.0.0/15 | M&A | |||
| 92.204.0.0/15 | QSC AG | Host Europe GmbH | Transfer | |
| 82.156.0.0/15inter-RIR | Euronet Communications B.V. | Transfer | ||
| 110.234.0.0/16 | Transfer | |||
| 143.59.0.0/16 | Transfer | |||
| 139.126.0.0/16 | M&A | |||
| 144.220.0.0/16 | Transfer | |||
| 173.202.0.0/16 | M&A | |||
| 159.78.0.0/16 | M&A | |||
| 143.190.0.0/16 | M&A | |||
| 98.125.0.0/16 | M&A | |||
| 69.179.0.0/16 | M&A | |||
| 69.29.0.0/16 | M&A | |||
| 144.129.0.0/16 | M&A |