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2017 Inter-RIR and Specified Transfers of Internet Number Resources

Last Updated March 2017

This page provides a list of Internet number resources that were transferred in 2017. To view transfers that took place before 2017, visit the Historical Inter-RIR and Specified Transfers of Internet Number Resources page.

The following Internet number resources have been transferred per Number Resource Policy Manual (NRPM) sections 8.3 and 8.4. Note that these individually listed blocks do not add up to the 8.3 and 8.4 transfer totals on the Statistics page, as that page displays the number of completed requests, many of which involve multiple blocks.

Inter-RIR Transfers to Specified Recipients

Transfers to Other RIR Regions from the ARIN Region

The following IPv4 address blocks have been transferred out of the ARIN region per Number Resource Policy Manual (NRPM) section 8.4. For blocks transferred into the region from another RIR, please see the next table below.

Inter-RIR Transfers to Other RIR Regions
IPv4 Address Range Region of Recipient of the Transfer Effective Date
206.252.224.0/19 RIPE NCC January 2017
161.156.0.0/16 RIPE NCC January 2017
149.81.0.0/16 RIPE NCC January 2017
130.93.0.0/16 RIPE NCC January 2017
208.82.72.0/22 RIPE NCC January 2017
141.125.0.0/16 RIPE NCC January 2017
146.71.94.0/23 RIPE NCC January 2017
165.192.0.0/16 RIPE NCC January 2017
135.90.0.0/16 RIPE NCC January 2017
142.154.0.0/17 RIPE NCC January 2017
162.133.0.0/16 RIPE NCC January 2017
147.92.128.0/17 APNIC January 2017
139.138.192.0/19 RIPE NCC February 2017
150.112.0.0/16 APNIC February 2017
209.206.38.0/24 RIPE NCC February 2017
209.206.39.0/24 RIPE NCC February 2017

Transfers From Other RIR Regions to Recipients Within the ARIN Region

The following IPv4 address blocks have been transferred to recipients within the ARIN region per Number Resource Policy Manual (NRPM) section 8.4. For blocks transferred out of the region to another RIR, please see the table above.

Inter-RIR Transfers to the ARIN Region
IPv4 Address Range Region of Source of the Transfer Effective Date
217.147.184.0/21 RIPE NCC January 2017
149.234.192.0/18 RIPE NCC January 2017
14.102.172.0/22 APNIC February 2017
103.206.84.0/22 APNIC February 2017

Specified Transfers

Below is a listing of IPv4 address blocks and Autonomous System Numbers (ASNs) transferred per the requirements of Section 8.3 Transfers to Specified Recipients of the Number Resource Policy Manual. This listing is updated monthly.

Autonomous System Numbers - Specified Transfers
Autonomous System Number Effective Date
AS47007 January 2017
AS18446 February 2017
AS40775 February 2017
IPv4 Address Blocks - Specified Transfers
IPv4 Address Block Effective Date
208.80.136.0/22 January 2017
216.71.160.0/19 January 2017
172.93.48.0/21 January 2017
144.208.80.0/22 January 2017
67.218.222.0/24 January 2017
198.206.160.0/24 January 2017
146.71.76.0/22 January 2017
172.93.32.0/20 January 2017
146.88.228.0/22 January 2017
72.46.110.0/23 January 2017
205.201.50.0/23 January 2017
139.60.116.0/22 January 2017
170.76.136.0/22 January 2017
35.128.192.0/20 January 2017
35.128.208.0/21 January 2017
139.60.156.0/22 January 2017
139.60.104.0/21 January 2017
198.206.157.0/24 January 2017
209.251.238.0/23 January 2017
146.71.64.0/21 January 2017
204.9.180.0/22 January 2017
209.206.32.0/23 January 2017
52.144.59.0/24 January 2017
148.59.131.0/24 January 2017
205.201.59.0/24 January 2017
72.42.249.0/24 January 2017
148.59.200.0/23 January 2017
146.71.90.0/23 January 2017
66.97.172.0/23 January 2017
144.208.84.0/22 January 2017
146.71.88.0/23 January 2017
148.59.133.0/24 January 2017
205.201.52.0/23 January 2017
216.99.220.0/23 January 2017
205.201.40.0/21 January 2017
206.80.128.0/20 January 2017
209.206.34.0/23 January 2017
204.58.15.0/24 January 2017
64.30.155.0/24 January 2017
67.219.188.0/24 January 2017
97.107.231.0/24 January 2017
205.201.58.0/24 January 2017
67.218.218.0/23 January 2017
52.144.120.0/22 January 2017
66.81.192.0/20 January 2017
209.206.36.0/23 January 2017
208.92.12.0/22 January 2017
206.125.144.0/21 January 2017
206.125.152.0/23 January 2017
69.87.208.0/24 January 2017
72.255.128.0/18 January 2017
172.93.56.0/22 January 2017
74.114.116.0/22 January 2017
199.88.171.0/24 January 2017
207.229.88.0/23 January 2017
209.251.234.0/23 January 2017
192.227.64.0/18 January 2017
141.126.0.0/16 January 2017
155.186.0.0/16 January 2017
134.6.0.0/16 January 2017
134.204.0.0/17 January 2017
104.143.112.0/20 February 2017
104.192.72.0/24 February 2017
104.192.74.0/24 February 2017
104.192.75.0/24 February 2017
139.60.120.0/21 February 2017
139.60.160.0/22 February 2017
141.193.4.0/24 February 2017
142.154.224.0/23 February 2017
146.71.90.0/23 February 2017
146.71.92.0/23 February 2017
148.59.131.0/24 February 2017
148.59.138.0/24 February 2017
148.59.139.0/24 February 2017
148.59.198.0/23 February 2017
148.59.202.0/23 February 2017
163.182.162.0/23 February 2017
163.182.167.0/24 February 2017
168.245.240.0/20 February 2017
170.10.0.0/18 February 2017
170.10.128.0/19 February 2017
170.76.142.0/24 February 2017
170.76.143.0/24 February 2017
170.76.152.0/23 February 2017
172.93.60.0/22 February 2017
172.96.144.0/21 February 2017
172.96.160.0/23 February 2017
172.96.162.0/23 February 2017
172.96.168.0/22 February 2017
172.96.172.0/23 February 2017
172.96.184.0/21 February 2017
192.160.132.0/24 February 2017
192.198.29.0/24 February 2017
198.35.20.0/22 February 2017
20.160.0.0/12 February 2017
20.180.0.0/14 February 2017
20.184.0.0/13 February 2017
204.11.88.0/21 February 2017
205.209.16.0/21 February 2017
206.125.154.0/23 February 2017
206.125.156.0/22 February 2017
207.229.82.0/24 February 2017
208.68.64.0/22 February 2017
208.81.56.0/24 February 2017
208.82.168.0/22 February 2017
52.144.30.0/24 February 2017
64.191.3.0/24 February 2017
64.35.144.0/20 February 2017
64.63.0.0/18 February 2017
66.70.128.0/17 February 2017
66.97.184.0/22 February 2017
67.218.212.0/23 February 2017
67.218.214.0/23 February 2017
67.218.220.0/23 February 2017
67.219.181.0/24 February 2017
67.226.212.0/22 February 2017
69.161.205.0/24 February 2017
69.64.24.0/22 February 2017
69.87.209.0/24 February 2017
69.87.210.0/23 February 2017
69.87.212.0/24 February 2017
72.13.16.0/20 February 2017
72.255.192.0/20 February 2017
72.255.208.0/20 February 2017
72.255.64.0/18 February 2017

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