IPv4 Transfers May 2018
In May 2018, the five Regional Internet Registries recorded 702 transfers: 5,606,912 IPv4 addresses in 545 blocks, plus 56 IPv6 blocks and 101 AS numbers. 15 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
5.6M
545 IPv4 blocks
Registry transfers
702
56 IPv6 / 101 ASN
Inter-RIR transfers
15
77K IPv4 addresses (1%)
Mergers and acquisitions
273
429 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 May 2018
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 512 1 transfers | 2,048 2 transfers | 0 | 0 |
| ARIN | 52K 4 transfers | - | 19K 5 transfers | 0 | 0 |
| APNIC | 3,072 3 transfers | 0 | - | 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 |
|---|---|---|---|---|
| /13 | 524,288 | 4 | 0.7% | 2,097,152 |
| /14 | 262,144 | 1 | 0.2% | 262,144 |
| /15 | 131,072 | 6 | 1.1% | 786,432 |
| /16 | 65,536 | 18 | 3.3% | 1,179,648 |
| /17 | 32,768 | 7 | 1.3% | 229,376 |
| /18 | 16,384 | 15 | 2.8% | 245,760 |
| /19 | 8,192 | 39 | 7.2% | 319,488 |
| /20 | 4,096 | 38 | 7.0% | 155,648 |
| /21 | 2,048 | 55 | 10.1% | 112,640 |
| /22 | 1,024 | 145 | 26.6% | 148,480 |
| /23 | 512 | 57 | 10.5% | 29,184 |
| /24 | 256 | 160 | 29.4% | 40,960 |
Top Receiving Countries
- 1🇸🇬 Singapore18K
- 2🇹🇭 Thailand16K
- 3🇭🇰 Hong Kong SAR China8,192
- 4🇯🇵 Japan4,352
- 5🇺🇸 United States4,096
- 6🇲🇲 Myanmar (Burma)4,096
- 7🇧🇳 Brunei3,072
- 8🇦🇺 Australia2,048
- 9🇨🇦 Canada1,280
Top Source Countries
- 1🇦🇺 Australia26K
- 2🇲🇾 Malaysia16K
- 3🇺🇸 United States16K
- 4🇨🇦 Canada8,192
- 5🇳🇿 New Zealand1,024
- 6🇮🇳 India1,024
- 7🇨🇱 Chile1,024
IPv4 transferred across country borders in May 2018. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers May 2018
- 184.0.0.0/13M&A ·
- 76.0.0.0/13M&A ·
- 71.48.0.0/13M&A ·
- 67.232.0.0/13M&A ·
- 71.0.0.0/14M&A ·
- 92.116.0.0/15Transfer ·
- 66.52.0.0/15Transfer ·
- 74.4.0.0/15M&A ·
- 69.68.0.0/15M&A ·
- 67.76.0.0/15M&A ·
- 65.40.0.0/15M&A ·
- 142.93.0.0/16M&A ·
- 151.179.0.0/16M&A ·
- 137.57.0.0/16M&A ·
- 142.60.0.0/16M&A ·
- 131.106.0.0/16Transfer ·
- 109.250.0.0/16Transfer ·
- 144.34.0.0/16M&A ·
- 137.66.0.0/16M&A ·
- 142.38.0.0/16M&A ·
- 67.150.0.0/16Transfer ·
- 209.26.0.0/16M&A ·
- 207.30.0.0/16M&A ·
- 204.49.0.0/16M&A ·
- 199.44.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 184.0.0.0/13 | M&A | |||
| 76.0.0.0/13 | M&A | |||
| 71.48.0.0/13 | M&A | |||
| 67.232.0.0/13 | M&A | |||
| 71.0.0.0/14 | M&A | |||
| 92.116.0.0/15 | E-Plus Service GmbH | 1&1 Telecom GmbH | Transfer | |
| 66.52.0.0/15 | Transfer | |||
| 74.4.0.0/15 | M&A | |||
| 69.68.0.0/15 | M&A | |||
| 67.76.0.0/15 | M&A | |||
| 65.40.0.0/15 | M&A | |||
| 142.93.0.0/16 | M&A | |||
| 151.179.0.0/16 | M&A | |||
| 137.57.0.0/16 | M&A | |||
| 142.60.0.0/16 | M&A | |||
| 131.106.0.0/16 | Transfer | |||
| 109.250.0.0/16 | E-Plus Service GmbH | 1&1 Telecom GmbH | Transfer | |
| 144.34.0.0/16 | M&A | |||
| 137.66.0.0/16 | M&A | |||
| 142.38.0.0/16 | M&A | |||
| 67.150.0.0/16 | Transfer | |||
| 209.26.0.0/16 | M&A | |||
| 207.30.0.0/16 | M&A | |||
| 204.49.0.0/16 | M&A | |||
| 199.44.0.0/16 | M&A |