IPv4 Transfers May 2016
In May 2016, the five Regional Internet Registries recorded 634 transfers: 31,302,144 IPv4 addresses in 533 blocks, plus 19 IPv6 blocks and 82 AS numbers. 9 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
31.3M
533 IPv4 blocks
Registry transfers
634
19 IPv6 / 82 ASN
Inter-RIR transfers
9
157K IPv4 addresses (1%)
Mergers and acquisitions
247
387 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 2016
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 1,024 1 transfers | 0 | 0 | 0 |
| ARIN | 4,096 4 transfers | - | 152K 4 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 |
|---|---|---|---|---|
| /10 | 4,194,304 | 1 | 0.2% | 4,194,304 |
| /11 | 2,097,152 | 4 | 0.8% | 8,388,608 |
| /12 | 1,048,576 | 5 | 0.9% | 5,242,880 |
| /13 | 524,288 | 5 | 0.9% | 2,621,440 |
| /14 | 262,144 | 14 | 2.6% | 3,670,016 |
| /15 | 131,072 | 22 | 4.1% | 2,883,584 |
| /16 | 65,536 | 35 | 6.6% | 2,293,760 |
| /17 | 32,768 | 20 | 3.8% | 655,360 |
| /18 | 16,384 | 32 | 6.0% | 524,288 |
| /19 | 8,192 | 44 | 8.3% | 360,448 |
| /20 | 4,096 | 49 | 9.2% | 200,704 |
| /21 | 2,048 | 36 | 6.8% | 73,728 |
| /22 | 1,024 | 150 | 28.1% | 153,600 |
| /23 | 512 | 38 | 7.1% | 19,456 |
| /24 | 256 | 78 | 14.6% | 19,968 |
Top Receiving Countries
- 1🇯🇵 Japan131K
- 2🇨🇦 Canada20K
- 3🇹🇭 Thailand16K
- 4🇸🇬 Singapore13K
- 5🇺🇸 United States8,960
- 6🇳🇿 New Zealand8,192
- 7🇲🇾 Malaysia1,024
- 8🇧🇩 Bangladesh1,024
Top Source Countries
- 1🇺🇸 United States172K
- 2🇦🇺 Australia9,216
- 3🇨🇦 Canada8,960
- 4🇯🇵 Japan8,192
- 5🇭🇰 Hong Kong SAR China2,048
IPv4 transferred across country borders in May 2016. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers May 2016
- 63.0.0.0/10M&A ·
- 108.0.0.0/11M&A ·
- 100.0.0.0/11M&A ·
- 96.224.0.0/11M&A ·
- 71.96.0.0/11M&A ·
- 173.64.0.0/12M&A ·
- 173.48.0.0/12M&A ·
- 108.32.0.0/12M&A ·
- 74.96.0.0/12M&A ·
- 65.224.0.0/12M&A ·
- 108.48.0.0/13M&A ·
- 100.32.0.0/13M&A ·
- 98.112.0.0/13M&A ·
- 71.184.0.0/13M&A ·
- 68.128.0.0/13M&A ·
- 151.200.0.0/14M&A ·
- 151.196.0.0/14M&A ·
- 141.152.0.0/14M&A ·
- 98.108.0.0/14M&A ·
- 72.88.0.0/14M&A ·
- 72.80.0.0/14M&A ·
- 72.76.0.0/14M&A ·
- 71.248.0.0/14M&A ·
- 71.244.0.0/14M&A ·
- 71.176.0.0/14M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 63.0.0.0/10 | M&A | |||
| 108.0.0.0/11 | M&A | |||
| 100.0.0.0/11 | M&A | |||
| 96.224.0.0/11 | M&A | |||
| 71.96.0.0/11 | M&A | |||
| 173.64.0.0/12 | M&A | |||
| 173.48.0.0/12 | M&A | |||
| 108.32.0.0/12 | M&A | |||
| 74.96.0.0/12 | M&A | |||
| 65.224.0.0/12 | M&A | |||
| 108.48.0.0/13 | M&A | |||
| 100.32.0.0/13 | M&A | |||
| 98.112.0.0/13 | M&A | |||
| 71.184.0.0/13 | M&A | |||
| 68.128.0.0/13 | M&A | |||
| 151.200.0.0/14 | M&A | |||
| 151.196.0.0/14 | M&A | |||
| 141.152.0.0/14 | M&A | |||
| 98.108.0.0/14 | M&A | |||
| 72.88.0.0/14 | M&A | |||
| 72.80.0.0/14 | M&A | |||
| 72.76.0.0/14 | M&A | |||
| 71.248.0.0/14 | M&A | |||
| 71.244.0.0/14 | M&A | |||
| 71.176.0.0/14 | M&A |