IPv4 Transfers January 2019
In January 2019, the five Regional Internet Registries recorded 547 transfers: 2,913,792 IPv4 addresses in 421 blocks, plus 39 IPv6 blocks and 87 AS numbers. 21 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
2.9M
421 IPv4 blocks
Registry transfers
547
39 IPv6 / 87 ASN
Inter-RIR transfers
21
509K IPv4 addresses (17%)
Mergers and acquisitions
274
273 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 2019
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 70K 2 transfers | 145K 4 transfers | 0 | 0 |
| ARIN | 218K 7 transfers | - | 39K 3 transfers | 0 | 0 |
| APNIC | 37K 4 transfers | 1,024 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 |
|---|---|---|---|---|
| /14 | 262,144 | 1 | 0.2% | 262,144 |
| /15 | 131,072 | 3 | 0.7% | 393,216 |
| /16 | 65,536 | 15 | 3.6% | 983,040 |
| /17 | 32,768 | 7 | 1.7% | 229,376 |
| /18 | 16,384 | 23 | 5.5% | 376,832 |
| /19 | 8,192 | 33 | 7.8% | 270,336 |
| /20 | 4,096 | 40 | 9.5% | 163,840 |
| /21 | 2,048 | 38 | 9.0% | 77,824 |
| /22 | 1,024 | 103 | 24.5% | 105,472 |
| /23 | 512 | 44 | 10.5% | 22,528 |
| /24 | 256 | 114 | 27.1% | 29,184 |
Top Receiving Countries
- 1🇯🇵 Japan135K
- 2🇺🇸 United States22K
- 3🇨🇦 Canada9,216
- 4🇻🇳 Vietnam8,192
- 5🇭🇰 Hong Kong SAR China5,120
- 6🇰🇭 Cambodia2,048
- 7🇮🇳 India2,048
- 8🇹🇭 Thailand1,024
- 9🇵🇷 Puerto Rico512
Top Source Countries
- 1🇺🇸 United States49K
- 2🇦🇺 Australia33K
- 3🇧🇪 Belgium16K
- 4🇸🇬 Singapore9,216
- 5🇨🇦 Canada4,352
- 6🇯🇵 Japan4,096
- 7🇨🇳 China1,024
- 8🇮🇳 India1,024
IPv4 transferred across country borders in January 2019. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers January 2019
- 84.112.0.0/14M&A ·
- 80.108.0.0/15M&A ·
- 92.202.0.0/15inter-RIRTransfer ·
- 50.60.0.0/15inter-RIRTransfer ·
- 80.110.0.0/16M&A ·
- 62.178.0.0/16M&A ·
- 212.186.0.0/16M&A ·
- 204.196.0.0/16M&A ·
- 84.200.0.0/16M&A ·
- 148.7.0.0/16M&A ·
- 143.64.0.0/16M&A ·
- 140.179.0.0/16Transfer ·
- 150.105.0.0/16M&A ·
- 142.75.0.0/16M&A ·
- 137.236.0.0/16M&A ·
- 150.126.0.0/16M&A ·
- 156.79.0.0/16M&A ·
- 51.79.0.0/16inter-RIRTransfer ·
- 138.43.0.0/16M&A ·
- 213.47.0.0/17M&A ·
- 169.148.0.0/17inter-RIRTransfer ·
- 178.164.0.0/17M&A ·
- 104.161.128.0/17inter-RIRTransfer ·
- 162.242.0.0/17M&A ·
- 144.86.0.0/17inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 84.112.0.0/14 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 80.108.0.0/15 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 92.202.0.0/15inter-RIR | QSC AG | Transfer | ||
| 50.60.0.0/15inter-RIR | Saudi Telecom Company JSC | Transfer | ||
| 80.110.0.0/16 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 62.178.0.0/16 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 212.186.0.0/16 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 204.196.0.0/16 | M&A | |||
| 84.200.0.0/16 | Accelerated IT Services GmbH | Accelerated IT Services & Consulting GmbH | M&A | |
| 148.7.0.0/16 | M&A | |||
| 143.64.0.0/16 | M&A | |||
| 140.179.0.0/16 | Transfer | |||
| 150.105.0.0/16 | M&A | |||
| 142.75.0.0/16 | M&A | |||
| 137.236.0.0/16 | M&A | |||
| 150.126.0.0/16 | M&A | |||
| 156.79.0.0/16 | M&A | |||
| 51.79.0.0/16inter-RIR | OVH SAS | Transfer | ||
| 138.43.0.0/16 | M&A | |||
| 213.47.0.0/17 | UPC Austria GmbH | T-Mobile Austria GmbH | M&A | |
| 169.148.0.0/17inter-RIR | Saudi Telecom Company JSC | Transfer | ||
| 178.164.0.0/17 | NTE Bredband AS | NTE MARKED AS | M&A | |
| 104.161.128.0/17inter-RIR | Salesforce.Com Inc ORG-SI12-AP | Transfer | ||
| 162.242.0.0/17 | M&A | |||
| 144.86.0.0/17inter-RIR | Saudi Telecom Company JSC | Transfer |