IPv4 Transfers April 2025

In April 2025, the five Regional Internet Registries recorded 993 transfers: 13,237,504 IPv4 addresses in 790 blocks, plus 80 IPv6 blocks and 123 AS numbers. 90 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
13.2M
790 IPv4 blocks
Registry transfers
993
80 IPv6 / 123 ASN
Inter-RIR transfers
90
3.6M IPv4 addresses (27%)
Mergers and acquisitions
258
735 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, April 2025
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN3909,409,280412,6723,115,520
RIPE NCC5273,499,5202,946,816394,496
APNIC54181,76071,42450,432
LACNIC22146,944131,3281,792

Inter-RIR Transfers April 2025

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-
394K
5 transfers
000
ARIN
2.9M
31 transfers
-
71K
7 transfers
131K
3 transfers
0
APNIC
34K
35 transfers
17K
6 transfers
-00
LACNIC
512
1 transfers
1,280
2 transfers
0-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, April 2025
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/112,097,15210.1%2,097,152
/121,048,57610.1%1,048,576
/13524,28840.5%2,097,152
/14262,14460.8%1,572,864
/15131,07281.0%1,048,576
/1665,536607.6%3,932,160
/1732,76891.1%294,912
/1816,384151.9%245,760
/198,192283.5%229,376
/204,096536.7%217,088
/212,048698.7%141,312
/221,02418923.9%193,536
/2351211814.9%60,416
/2425622929.0%58,624

Top Receiving Countries

  1. 1🇨🇴 Colombia131K
  2. 2🇵🇭 Philippines66K
  3. 3🇨🇦 Canada48K
  4. 4🇺🇸 United States37K
  5. 5🇮🇳 India6,144
  6. 6🇻🇳 Vietnam4,608
  7. 7🇸🇬 Singapore3,328
  8. 8🇭🇰 Hong Kong SAR China2,048
  9. 9🇰🇭 Cambodia1,024

Top Source Countries

  1. 1🇺🇸 United States250K
  2. 2🇳🇿 New Zealand29K
  3. 3🇮🇳 India19K
  4. 4🇨🇦 Canada19K
  5. 5🇵🇰 Pakistan5,376
  6. 6🇦🇺 Australia5,120
  7. 7🇯🇵 Japan5,120
  8. 8🇸🇬 Singapore1,536
  9. 9🇨🇳 China1,536
  10. 10🇹🇼 Taiwan1,024

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

Largest IPv4 Transfers April 2025