IPv4 Transfers April 2020

In April 2020, the five Regional Internet Registries recorded 762 transfers: 3,849,728 IPv4 addresses in 601 blocks, plus 72 IPv6 blocks and 89 AS numbers. 17 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
3.8M
601 IPv4 blocks
Registry transfers
762
72 IPv6 / 89 ASN
Inter-RIR transfers
17
186K IPv4 addresses (5%)
Mergers and acquisitions
234
528 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 2020
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN2382,932,48011,264174,080
RIPE NCC486812,288100,3523,328
APNIC2997,02473,9848,192
LACNIC14,096--
AFRINIC83,840--

Inter-RIR Transfers April 2020

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-
3,072
2 transfers
256
1 transfers
00
ARIN
100K
11 transfers
-
74K
2 transfers
00
APNIC0
8,192
1 transfers
-00
LACNIC000-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, April 2020
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/15131,07210.2%131,072
/1665,536366.0%2,359,296
/1732,768111.8%360,448
/1816,384162.7%262,144
/198,192264.3%212,992
/204,096335.5%135,168
/212,048589.7%118,784
/221,02418430.6%188,416
/235128213.6%41,984
/2425615425.6%39,424

Top Receiving Countries

  1. 1🇺🇸 United States93K
  2. 2🇨🇳 China66K
  3. 3🇲🇲 Myanmar (Burma)8,192
  4. 4🇲🇽 Mexico4,096
  5. 5🇨🇦 Canada3,328
  6. 6🇭🇰 Hong Kong SAR China2,048
  7. 7🇦🇺 Australia2,048
  8. 8🇲🇳 Mongolia1,024
  9. 9🇵🇷 Puerto Rico512
  10. 10🇸🇬 Singapore512

Top Source Countries

  1. 1🇨🇦 Canada93K
  2. 2🇺🇸 United States69K
  3. 3🇯🇵 Japan8,192
  4. 4🇦🇷 Argentina4,096
  5. 5🇦🇺 Australia2,048
  6. 6🇳🇿 New Zealand1,024
  7. 7🇮🇳 India512

IPv4 transferred across country borders in April 2020. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers April 2020