IPv4 Transfers July 2019
In July 2019, the five Regional Internet Registries recorded 552 transfers: 7,234,304 IPv4 addresses in 436 blocks, plus 35 IPv6 blocks and 81 AS numbers. 24 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
7.2M
436 IPv4 blocks
Registry transfers
552
35 IPv6 / 81 ASN
Inter-RIR transfers
24
108K IPv4 addresses (1%)
Mergers and acquisitions
139
413 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 July 2019
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 3,072 3 transfers | 44K 5 transfers | 0 | 0 |
| ARIN | 39K 4 transfers | - | 20K 4 transfers | 0 | 0 |
| APNIC | 2,304 8 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 |
|---|---|---|---|---|
| /10 | 4,194,304 | 1 | 0.2% | 4,194,304 |
| /12 | 1,048,576 | 1 | 0.2% | 1,048,576 |
| /14 | 262,144 | 1 | 0.2% | 262,144 |
| /16 | 65,536 | 14 | 3.2% | 917,504 |
| /17 | 32,768 | 3 | 0.7% | 98,304 |
| /18 | 16,384 | 4 | 0.9% | 65,536 |
| /19 | 8,192 | 22 | 5.0% | 180,224 |
| /20 | 4,096 | 40 | 9.2% | 163,840 |
| /21 | 2,048 | 61 | 14.0% | 124,928 |
| /22 | 1,024 | 119 | 27.3% | 121,856 |
| /23 | 512 | 53 | 12.2% | 27,136 |
| /24 | 256 | 117 | 26.8% | 29,952 |
Top Receiving Countries
- 1🇯🇵 Japan49K
- 2🇨🇦 Canada18K
- 3🇭🇰 Hong Kong SAR China15K
- 4🇺🇬 Uganda4,096
- 5🇦🇷 Argentina4,096
- 6🇦🇺 Australia1,536
- 7🇧🇩 Bangladesh1,024
- 8🇰🇾 Cayman Islands1,024
- 9🇲🇲 Myanmar (Burma)1,024
Top Source Countries
- 1🇺🇸 United States35K
- 2🇨🇦 Canada4,352
- 3🇰🇪 Kenya4,096
- 4🇨🇴 Colombia4,096
- 5🇭🇰 Hong Kong SAR China2,560
- 6🇦🇺 Australia2,304
- 7🇮🇳 India2,048
- 8🇧🇩 Bangladesh256
- 9🇸🇬 Singapore256
IPv4 transferred across country borders in July 2019. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers July 2019
- 44.192.0.0/10Transfer ·
- 4.128.0.0/12Transfer ·
- 101.32.0.0/14Transfer ·
- 78.103.0.0/16Transfer ·
- 161.35.0.0/16Transfer ·
- 159.128.0.0/16M&A ·
- 83.164.0.0/16M&A ·
- 64.67.0.0/16Transfer ·
- 149.114.0.0/16M&A ·
- 156.27.0.0/16M&A ·
- 135.181.0.0/16M&A ·
- 135.12.0.0/16M&A ·
- 134.215.0.0/16M&A ·
- 162.137.0.0/16Transfer ·
- 206.70.0.0/16Transfer ·
- 130.137.0.0/16M&A ·
- 142.39.0.0/16M&A ·
- 167.82.0.0/17Transfer ·
- 213.18.0.0/17inter-RIRTransfer ·
- 152.65.0.0/17inter-RIRTransfer ·
- 49.156.64.0/18Transfer ·
- 167.77.192.0/18M&A ·
- 176.92.128.0/18Transfer ·
- 142.79.64.0/18Transfer ·
- 64.27.0.0/19Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 44.192.0.0/10 | Transfer | |||
| 4.128.0.0/12 | Transfer | |||
| 101.32.0.0/14 | Transfer | |||
| 78.103.0.0/16 | UPC Ceska Republica, s.r.o. | Liberty Global B.V. | Transfer | |
| 161.35.0.0/16 | Transfer | |||
| 159.128.0.0/16 | M&A | |||
| 83.164.0.0/16 | lagis Internet Service Provider GmbH | LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation | M&A | |
| 64.67.0.0/16 | Transfer | |||
| 149.114.0.0/16 | M&A | |||
| 156.27.0.0/16 | M&A | |||
| 135.181.0.0/16 | M&A | |||
| 135.12.0.0/16 | M&A | |||
| 134.215.0.0/16 | M&A | |||
| 162.137.0.0/16 | Transfer | |||
| 206.70.0.0/16 | Transfer | |||
| 130.137.0.0/16 | M&A | |||
| 142.39.0.0/16 | M&A | |||
| 167.82.0.0/17 | Transfer | |||
| 213.18.0.0/17inter-RIR | RM Education Ltd | Transfer | ||
| 152.65.0.0/17inter-RIR | NTE MARKED AS | Transfer | ||
| 49.156.64.0/18 | Transfer | |||
| 167.77.192.0/18 | M&A | |||
| 176.92.128.0/18 | Cyprus Telecommunications Authority | VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA | Transfer | |
| 142.79.64.0/18 | Transfer | |||
| 64.27.0.0/19 | Transfer |