IPv4 Transfers October 2016

In October 2016, the five Regional Internet Registries recorded 539 transfers: 5,010,688 IPv4 addresses in 461 blocks, plus 22 IPv6 blocks and 56 AS numbers. 16 transfers moved resources between two registries. Dates are the dates the registry processed the transfer.

IPv4 addresses transferred
5.0M
461 IPv4 blocks
Registry transfers
539
22 IPv6 / 56 ASN
Inter-RIR transfers
16
138K IPv4 addresses (3%)
Mergers and acquisitions
105
434 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, October 2016
RegistryTransfersIPv4 receivedInter-RIR inInter-RIR out
ARIN1873,009,53610,240128,000
RIPE NCC2461,747,20095,232-
APNIC105221,18432,76810,240
LACNIC132,768--

Inter-RIR Transfers October 2016

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-0000
ARIN
95K
9 transfers
-
33K
4 transfers
00
APNIC0
10K
3 transfers
-00
LACNIC000-0
AFRINIC0000-

IPv4 Transfers by Block Size

Number of transferred IPv4 blocks per prefix length.

IPv4 transfers by prefix length, October 2016
Prefix lengthAddresses per blockBlocksShare of blocksIPv4 addresses
/13524,28820.4%1,048,576
/14262,14410.2%262,144
/15131,07210.2%131,072
/1665,536347.4%2,228,224
/1732,768112.4%360,448
/1816,384163.5%262,144
/198,192306.5%245,760
/204,096449.5%180,224
/212,048449.5%90,112
/221,02415734.1%160,768
/23512408.7%20,480
/242568117.6%20,736

Top Receiving Countries

  1. 1🇯🇵 Japan66K
  2. 2🇦🇷 Argentina33K
  3. 3🇸🇬 Singapore17K
  4. 4🇺🇸 United States17K
  5. 5🇨🇦 Canada8,192
  6. 6🇮🇩 Indonesia8,192
  7. 7🇦🇺 Australia8,192
  8. 8🇳🇿 New Zealand8,192
  9. 9🇵🇷 Puerto Rico5,120
  10. 10🇨🇳 China2,048

Top Source Countries

  1. 1🇦🇺 Australia75K
  2. 2🇺🇸 United States46K
  3. 3🇵🇦 Panama33K
  4. 4🇳🇿 New Zealand10K
  5. 5🇨🇦 Canada4,352
  6. 6🇸🇬 Singapore2,048
  7. 7🇻🇬 British Virgin Islands2,048

IPv4 transferred across country borders in October 2016. Registry logs before mid-2025 do not carry a country for every transfer, so this ranking undercounts some regions.

Largest IPv4 Transfers October 2016