IPv4 Transfers January 2025

In January 2025, the five Regional Internet Registries recorded 1,262 transfers: 5,244,160 IPv4 addresses in 1,115 blocks, plus 34 IPv6 blocks and 113 AS numbers. 269 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
5.2M
1,115 IPv4 blocks
Registry transfers
1,262
34 IPv6 / 113 ASN
Inter-RIR transfers
269
829K IPv4 addresses (16%)
Mergers and acquisitions
140
1,122 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, January 2025
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN6012,670,592636,67299,584
RIPE NCC5282,461,184188,92816,128
APNIC10693,1843,072708,096
LACNIC2418,1762565,120
AFRINIC31,024--

Inter-RIR Transfers January 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-
15K
23 transfers
1,024
1 transfers
00
ARIN
97K
18 transfers
-
2,048
1 transfers
256
1 transfers
0
APNIC
89K
29 transfers
620K
192 transfers
-00
LACNIC
3,072
3 transfers
2,048
1 transfers
0-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, January 2025
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/14262,14430.3%786,432
/15131,07220.2%262,144
/1665,536322.9%2,097,152
/1732,768121.1%393,216
/1816,384282.5%458,752
/198,192534.8%434,176
/204,096474.2%192,512
/212,048817.3%165,888
/221,02424021.5%245,760
/2351219617.6%100,352
/2425642137.8%107,776

Top Receiving Countries

  1. 1🇺🇸 United States622K
  2. 2🇨🇦 Canada8,704
  3. 3🇵🇭 Philippines8,192
  4. 4🇰🇭 Cambodia2,560
  5. 5🇳🇿 New Zealand2,048
  6. 6🇰🇾 Cayman Islands2,048
  7. 7🇵🇷 Puerto Rico2,048
  8. 8🇦🇺 Australia2,048
  9. 9🇲🇾 Malaysia1,024

Top Source Countries

  1. 1🇯🇵 Japan338K
  2. 2🇦🇺 Australia239K
  3. 3🇭🇰 Hong Kong SAR China90K
  4. 4🇲🇾 Malaysia16K
  5. 5🇨🇦 Canada15K
  6. 6🇺🇸 United States12K
  7. 7🇮🇳 India12K
  8. 8🇲🇽 Mexico5,120
  9. 9🇧🇩 Bangladesh3,584

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

Largest IPv4 Transfers January 2025