IPv4 Transfers November 2019
In November 2019, the five Regional Internet Registries recorded 833 transfers: 2,769,408 IPv4 addresses in 604 blocks, plus 98 IPv6 blocks and 131 AS numbers. 31 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
2.8M
604 IPv4 blocks
Registry transfers
833
98 IPv6 / 131 ASN
Inter-RIR transfers
31
322K IPv4 addresses (12%)
Mergers and acquisitions
246
587 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 November 2019
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 20K 5 transfers | 54K 10 transfers | 0 | 0 |
| ARIN | 176K 7 transfers | - | 70K 8 transfers | 0 | 0 |
| APNIC | 0 | 256 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 | 1 | 0.2% | 131,072 |
| /16 | 65,536 | 13 | 2.2% | 851,968 |
| /17 | 32,768 | 10 | 1.7% | 327,680 |
| /18 | 16,384 | 19 | 3.1% | 311,296 |
| /19 | 8,192 | 40 | 6.6% | 327,680 |
| /20 | 4,096 | 38 | 6.3% | 155,648 |
| /21 | 2,048 | 47 | 7.8% | 96,256 |
| /22 | 1,024 | 233 | 38.6% | 238,592 |
| /23 | 512 | 60 | 9.9% | 30,720 |
| /24 | 256 | 142 | 23.5% | 36,352 |
Top Receiving Countries
- 1🇸🇬 Singapore41K
- 2🇭🇰 Hong Kong SAR China34K
- 3🇦🇺 Australia33K
- 4🇮🇳 India25K
- 5🇯🇵 Japan16K
- 6🇵🇭 Philippines7,168
- 7🇲🇲 Myanmar (Burma)5,888
- 8🇺🇸 United States4,096
- 9🇬🇹 Guatemala2,048
- 10🇱🇦 Laos1,024
Top Source Countries
- 1🇺🇸 United States59K
- 2🇮🇳 India33K
- 3🇦🇺 Australia13K
- 4🇨🇦 Canada3,840
- 5🇭🇳 Honduras2,048
- 6🇲🇾 Malaysia1,024
- 7🇰🇭 Cambodia768
IPv4 transferred across country borders in November 2019. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.
Largest IPv4 Transfers November 2019
- 151.232.0.0/14M&A ·
- 101.42.0.0/15Transfer ·
- 150.52.0.0/16Transfer ·
- 5.190.0.0/16M&A ·
- 149.41.0.0/16M&A ·
- 138.113.0.0/16M&A ·
- 162.55.0.0/16inter-RIRTransfer ·
- 137.184.0.0/16Transfer ·
- 93.156.0.0/16M&A ·
- 85.152.0.0/16M&A ·
- 188.171.0.0/16M&A ·
- 130.254.0.0/16M&A ·
- 152.145.0.0/16M&A ·
- 209.10.0.0/16M&A ·
- 167.235.0.0/16inter-RIRTransfer ·
- 31.214.0.0/17Transfer ·
- 24.35.0.0/17M&A ·
- 51.162.0.0/17inter-RIRTransfer ·
- 83.97.128.0/17M&A ·
- 81.9.128.0/17M&A ·
- 134.122.128.0/17inter-RIRTransfer ·
- 209.208.128.0/17M&A ·
- 209.11.0.0/17M&A ·
- 66.197.0.0/17M&A ·
- 110.235.0.0/17Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 151.232.0.0/14 | PJSC "Fars Telecommunication Company" | Iran Telecommunication Company PJS | M&A | |
| 101.42.0.0/15 | Transfer | |||
| 150.52.0.0/16 | Transfer | |||
| 5.190.0.0/16 | PJSC "Fars Telecommunication Company" | Iran Telecommunication Company PJS | M&A | |
| 149.41.0.0/16 | M&A | |||
| 138.113.0.0/16 | M&A | |||
| 162.55.0.0/16inter-RIR | Hetzner Online GmbH | Transfer | ||
| 137.184.0.0/16 | Transfer | |||
| 93.156.0.0/16 | Telecable de Asturias,SA | R Cable y Telecomunicaciones Galicia, S.A. | M&A | |
| 85.152.0.0/16 | Telecable de Asturias,SA | R Cable y Telecomunicaciones Galicia, S.A. | M&A | |
| 188.171.0.0/16 | Telecable de Asturias,SA | R Cable y Telecomunicaciones Galicia, S.A. | M&A | |
| 130.254.0.0/16 | M&A | |||
| 152.145.0.0/16 | M&A | |||
| 209.10.0.0/16 | M&A | |||
| 167.235.0.0/16inter-RIR | Hetzner Online GmbH | Transfer | ||
| 31.214.0.0/17 | Mada Communications CJSC | Mobile Telecommunications Company | Transfer | |
| 24.35.0.0/17 | M&A | |||
| 51.162.0.0/17inter-RIR | Equinix Services Limited | Transfer | ||
| 83.97.128.0/17 | Telecable de Asturias,SA | R Cable y Telecomunicaciones Galicia, S.A. | M&A | |
| 81.9.128.0/17 | Telecable de Asturias,SA | R Cable y Telecomunicaciones Galicia, S.A. | M&A | |
| 134.122.128.0/17inter-RIR | Transfer | |||
| 209.208.128.0/17 | M&A | |||
| 209.11.0.0/17 | M&A | |||
| 66.197.0.0/17 | M&A | |||
| 110.235.0.0/17 | Transfer |