IPv4 Transfers May 2017
In May 2017, the five Regional Internet Registries recorded 504 transfers: 2,130,432 IPv4 addresses in 425 blocks, plus 19 IPv6 blocks and 60 AS numbers. 12 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
2.1M
425 IPv4 blocks
Registry transfers
504
19 IPv6 / 60 ASN
Inter-RIR transfers
12
317K IPv4 addresses (15%)
Mergers and acquisitions
112
392 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 2017
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 5,120 2 transfers | 0 | 0 | 0 |
| ARIN | 172K 5 transfers | - | 139K 5 transfers | 0 | 0 |
| APNIC | 0 | 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 |
|---|---|---|---|---|
| /15 | 131,072 | 2 | 0.5% | 262,144 |
| /16 | 65,536 | 13 | 3.1% | 851,968 |
| /17 | 32,768 | 7 | 1.6% | 229,376 |
| /18 | 16,384 | 10 | 2.4% | 163,840 |
| /19 | 8,192 | 22 | 5.2% | 180,224 |
| /20 | 4,096 | 32 | 7.5% | 131,072 |
| /21 | 2,048 | 38 | 8.9% | 77,824 |
| /22 | 1,024 | 194 | 45.6% | 198,656 |
| /23 | 512 | 31 | 7.3% | 15,872 |
| /24 | 256 | 76 | 17.9% | 19,456 |
Top Receiving Countries
- 1🇯🇵 Japan123K
- 2🇨🇦 Canada26K
- 3🇵🇰 Pakistan16K
- 4🇭🇰 Hong Kong SAR China10K
- 5🇨🇴 Colombia8,192
- 6🇨🇳 China2,048
- 7🇺🇸 United States512
- 8🇹🇼 Taiwan256
Top Source Countries
- 1🇺🇸 United States166K
- 2🇦🇺 Australia8,448
- 3🇵🇦 Panama8,192
- 4🇯🇵 Japan2,048
- 5🇨🇦 Canada512
IPv4 transferred across country borders in May 2017. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers May 2017
- 1.116.0.0/15Transfer ·
- 95.216.0.0/15Transfer ·
- 156.19.0.0/16M&A ·
- 1.118.0.0/16Transfer ·
- 172.240.0.0/16Transfer ·
- 72.254.0.0/16Transfer ·
- 151.173.0.0/16M&A ·
- 134.56.0.0/16Transfer ·
- 137.57.0.0/16M&A ·
- 162.42.0.0/16M&A ·
- 146.241.0.0/16inter-RIRTransfer ·
- 159.172.0.0/16M&A ·
- 128.168.0.0/16inter-RIRTransfer ·
- 150.147.0.0/16inter-RIRTransfer ·
- 161.251.0.0/16Transfer ·
- 142.154.0.0/17Transfer ·
- 1.119.128.0/17Transfer ·
- 1.119.0.0/17Transfer ·
- 147.135.128.0/17inter-RIRTransfer ·
- 159.28.128.0/17inter-RIRTransfer ·
- 97.64.0.0/17M&A ·
- 69.194.0.0/17M&A ·
- 93.176.128.0/18Transfer ·
- 78.30.0.0/18Transfer ·
- 213.211.64.0/18Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 1.116.0.0/15 | Transfer | |||
| 95.216.0.0/15 | D2 International Investment Ukraine Ltd. | Hetzner Online GmbH | Transfer | |
| 156.19.0.0/16 | M&A | |||
| 1.118.0.0/16 | Transfer | |||
| 172.240.0.0/16 | Transfer | |||
| 72.254.0.0/16 | Transfer | |||
| 151.173.0.0/16 | M&A | |||
| 134.56.0.0/16 | Transfer | |||
| 137.57.0.0/16 | M&A | |||
| 162.42.0.0/16 | M&A | |||
| 146.241.0.0/16inter-RIR | EOLO S.p.A. | Transfer | ||
| 159.172.0.0/16 | M&A | |||
| 128.168.0.0/16inter-RIR | SoftLayer Technologies, Inc. | Transfer | ||
| 150.147.0.0/16inter-RIR | Transfer | |||
| 161.251.0.0/16 | S.C. GVM SISTEM 2003 S.R.L. | Saudi Telecom Company JSC | Transfer | |
| 142.154.0.0/17 | S.C. GVM SISTEM 2003 S.R.L. | Saudi Telecom Company JSC | Transfer | |
| 1.119.128.0/17 | Transfer | |||
| 1.119.0.0/17 | Transfer | |||
| 147.135.128.0/17inter-RIR | OVH SAS | Transfer | ||
| 159.28.128.0/17inter-RIR | Transfer | |||
| 97.64.0.0/17 | M&A | |||
| 69.194.0.0/17 | M&A | |||
| 93.176.128.0/18 | JSC Digital Network | XTRA TELECOM S.A. | Transfer | |
| 78.30.0.0/18 | JSC Digital Network | XTRA TELECOM S.A. | Transfer | |
| 213.211.64.0/18 | JSC Nursat | JSC Kazakhtelecom | Transfer |