IPv4 Transfers July 2018

In July 2018, the five Regional Internet Registries recorded 1,005 transfers: 62,991,744 IPv4 addresses in 785 blocks, plus 76 IPv6 blocks and 144 AS numbers. 28 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
63.0M
785 IPv4 blocks
Registry transfers
1,005
76 IPv6 / 144 ASN
Inter-RIR transfers
28
278K IPv4 addresses (0%)
Mergers and acquisitions
496
509 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, July 2018
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN56060,123,6484,096248,832
RIPE NCC3932,252,160182,78426,624
APNIC50605,69690,6242,048
LACNIC210,240--

Inter-RIR Transfers July 2018

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

IPv4 addresses transferred between Regional Internet Registries
From โ†“ / To โ†’RIPE NCCARINAPNICLACNICAFRINIC
RIPE NCC-
2,048
1 transfers
25K
3 transfers
00
ARIN
183K
14 transfers
-
66K
8 transfers
00
APNIC0
2,048
2 transfers
-00
LACNIC000-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, July 2018
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/104,194,30410.1%4,194,304
/112,097,15230.4%6,291,456
/121,048,576162.0%16,777,216
/13524,288202.5%10,485,760
/14262,144415.2%10,747,904
/15131,072425.4%5,505,024
/1665,536789.9%5,111,808
/1732,768546.9%1,769,472
/1816,384719.0%1,163,264
/198,192496.2%401,408
/204,096617.8%249,856
/212,048526.6%106,496
/221,02412616.1%129,024
/23512597.5%30,208
/2425611114.1%28,416
/2512810.1%128

IPv4 transferred across country borders in July 2018. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers July 2018