IPv4 Transfers September 2026
In September 2026, the five Regional Internet Registries recorded 1,036 transfers: 4,507,392 IPv4 addresses in 820 blocks, plus 60 IPv6 blocks and 156 AS numbers. 153 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.
IPv4 addresses transferred
4.5M
820 IPv4 blocks
Registry transfers
1,036
60 IPv6 / 156 ASN
Inter-RIR transfers
153
1.8M IPv4 addresses (40%)
Mergers and acquisitions
381
655 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 September 2026
IPv4 addresses moved from one registry to another. All inter-RIR transfers
| From ↓ / To → | RIPE NCC | ARIN | APNIC | LACNIC | AFRINIC |
|---|---|---|---|---|---|
| RIPE NCC | - | 86K 6 transfers | 29K 5 transfers | 256 1 transfers | 0 |
| ARIN | 934K 110 transfers | - | 167K 19 transfers | 512 1 transfers | 0 |
| APNIC | 0 1 transfers | 1,280 2 transfers | - | 0 | 0 |
| LACNIC | 459K 6 transfers | 0 | 131K 2 transfers | - | 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 | 0.2% | 262,144 |
| /16 | 65,536 | 39 | 4.8% | 2,555,904 |
| /17 | 32,768 | 10 | 1.2% | 327,680 |
| /18 | 16,384 | 18 | 2.2% | 294,912 |
| /19 | 8,192 | 42 | 5.1% | 344,064 |
| /20 | 4,096 | 52 | 6.3% | 212,992 |
| /21 | 2,048 | 81 | 9.9% | 165,888 |
| /22 | 1,024 | 211 | 25.7% | 216,064 |
| /23 | 512 | 134 | 16.3% | 68,608 |
| /24 | 256 | 231 | 28.2% | 59,136 |
Top Receiving Countries
- 1🇻🇬 British Virgin Islands328K
- 2🇺🇸 United States184K
- 3🇭🇰 Hong Kong SAR China137K
- 4🇵🇷 Puerto Rico101K
- 5🇵🇰 Pakistan98K
- 6🇩🇪 Germany85K
- 7🇸🇬 Singapore69K
- 8🇦🇪 United Arab Emirates66K
- 9🇨🇦 Canada48K
- 10🇦🇹 Austria41K
Top Source Countries
- 1🇧🇷 Brazil328K
- 2🇺🇸 United States286K
- 3🇪🇸 Spain125K
- 4🇬🇧 United Kingdom115K
- 5🇨🇦 Canada111K
- 6🇫🇷 France67K
- 7🇮🇪 Ireland66K
- 8🇧🇿 Belize15K
- 9🇪🇪 Estonia9,216
IPv4 transferred across country borders in September 2026.
Largest IPv4 Transfers September 2026
- 67.56.0.0/15M&A ·
- 187.96.0.0/15inter-RIRTransfer ·
- 168.204.0.0/16M&A ·
- 153.63.0.0/16inter-RIRTransfer ·
- 153.58.0.0/16inter-RIRTransfer ·
- 135.137.0.0/16inter-RIRTransfer ·
- 206.60.0.0/16M&A ·
- 155.195.0.0/16M&A ·
- 152.100.0.0/16M&A ·
- 130.224.0.0/16M&A ·
- 75.124.0.0/16M&A ·
- 75.96.0.0/16M&A ·
- 9.188.0.0/16inter-RIRTransfer ·
- 9.187.0.0/16inter-RIRTransfer ·
- 187.97.0.0/16inter-RIRTransfer ·
- 187.96.0.0/16inter-RIRTransfer ·
- 9.247.0.0/16inter-RIRTransfer ·
- 191.133.0.0/16inter-RIRTransfer ·
- 187.98.0.0/16inter-RIRTransfer ·
- 179.77.0.0/16inter-RIRTransfer ·
- 46.219.0.0/16Transfer ·
- 109.251.0.0/16Transfer ·
- 170.207.0.0/16M&A ·
- 159.88.0.0/16M&A ·
- 153.4.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 67.56.0.0/15 | M&A | |||
| 187.96.0.0/15inter-RIR | not published | Transfer | ||
| 168.204.0.0/16 | M&A | |||
| 153.63.0.0/16inter-RIR | Transfer | |||
| 153.58.0.0/16inter-RIR | Transfer | |||
| 135.137.0.0/16inter-RIR | Transfer | |||
| 206.60.0.0/16 | M&A | |||
| 155.195.0.0/16 | M&A | |||
| 152.100.0.0/16 | M&A | |||
| 130.224.0.0/16 | M&A | |||
| 75.124.0.0/16 | M&A | |||
| 75.96.0.0/16 | M&A | |||
| 9.188.0.0/16inter-RIR | Transfer | |||
| 9.187.0.0/16inter-RIR | Transfer | |||
| 187.97.0.0/16inter-RIR | Transfer | |||
| 187.96.0.0/16inter-RIR | Transfer | |||
| 9.247.0.0/16inter-RIR | Transfer | |||
| 191.133.0.0/16inter-RIR | Transfer | |||
| 187.98.0.0/16inter-RIR | Transfer | |||
| 179.77.0.0/16inter-RIR | Transfer | |||
| 46.219.0.0/16 | Transfer | |||
| 109.251.0.0/16 | Transfer | |||
| 170.207.0.0/16 | M&A | |||
| 159.88.0.0/16 | M&A | |||
| 153.4.0.0/16 | M&A |