IPv4 Transfers June 2023

In June 2023, the five Regional Internet Registries recorded 944 transfers: 8,188,160 IPv4 addresses in 730 blocks, plus 89 IPv6 blocks and 125 AS numbers. 100 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
8.2M
730 IPv4 blocks
Registry transfers
944
89 IPv6 / 125 ASN
Inter-RIR transfers
100
995K IPv4 addresses (12%)
Mergers and acquisitions
254
690 market transfers

Transfer Volume by RIR

Transfers counted at the receiving registry. Inter-RIR columns show IPv4 that entered or left the region.

Transfers per Regional Internet Registry, June 2023
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN2906,201,3449,984967,936
RIPE NCC5521,769,984982,0167,168
APNIC85196,09676814,592
LACNIC1512,5442,3045,376
AFRINIC28,192--

Inter-RIR Transfers June 2023

IPv4 addresses moved from one registry to another. All inter-RIR transfers

IPv4 addresses transferred between Regional Internet Registries
From ↓ / To →RIPE NCCARINAPNICLACNICAFRINIC
RIPE NCC-
6,144
12 transfers
0
1,024
1 transfers
0
ARIN
967K
65 transfers
-
768
3 transfers
00
APNIC
9,472
9 transfers
3,840
5 transfers
-
1,280
2 transfers
0
LACNIC
5,376
3 transfers
00-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, June 2023
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/14262,14430.4%786,432
/15131,07240.5%524,288
/1665,5368311.4%5,439,488
/1732,76850.7%163,840
/1816,384273.7%442,368
/198,192385.2%311,296
/204,096364.9%147,456
/212,048364.9%73,728
/221,02420127.5%205,824
/23512689.3%34,816
/2425622931.4%58,624

Top Receiving Countries

  1. 1🇺🇸 United States102K
  2. 2🇨🇦 Canada68K
  3. 3🇸🇬 Singapore25K
  4. 4🇵🇭 Philippines5,376
  5. 5🇪🇸 Spain4,096
  6. 6🇭🇰 Hong Kong SAR China3,072
  7. 7🇲🇽 Mexico1,024
  8. 8🇬🇹 Guatemala1,024
  9. 9🇨🇭 Switzerland1,024

Top Source Countries

  1. 1🇨🇦 Canada98K
  2. 2🇺🇸 United States68K
  3. 3🇦🇺 Australia29K
  4. 4🇮🇳 India11K
  5. 5🇹🇼 Taiwan5,376
  6. 6🇧🇷 Brazil4,096
  7. 7🇨🇳 China3,072
  8. 8🇯🇵 Japan2,304
  9. 9🇧🇩 Bangladesh2,048
  10. 10🇲🇽 Mexico1,024

IPv4 transferred across country borders in June 2023. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers June 2023