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2017 Inter-RIR and Specified Transfers of Internet Number Resources

Last Updated May 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 RIPE NCC February 2017
209.206.38.0/24 RIPE NCC February 2017
209.206.39.0/24 RIPE NCC February 2017
167.219.48.0/20 APNIC March 2017
216.10.240.0/20 APNIC March 2017
148.76.224.0/19 RIPE NCC March 2017
69.160.0.0/19 APNIC March 2017
170.76.176.0/22 APNIC March 2017
161.251.0.0/16 RIPE NCC March 2017
72.255.224.0/19 APNIC April 2017
23.83.64.0/21 RIPE NCC April 2017
23.83.112.0/20 RIPE NCC April 2017
23.106.104.0/21 RIPE NCC April 2017
23.106.112.0/21 RIPE NCC April 2017
23.108.208.0/20 RIPE NCC April 2017
23.109.0.0/16 RIPE NCC April 2017
23.111.0.0/21 RIPE NCC April 2017
23.111.16.0/20 RIPE NCC April 2017
23.111.80.0/20 RIPE NCC April 2017
23.111.224.0/20 RIPE NCC April 2017
23.111.240.0/21 RIPE NCC April 2017
142.91.8.0/21 RIPE NCC April 2017
142.91.120.0/21 RIPE NCC April 2017
142.91.152.0/21 RIPE NCC April 2017
142.234.32.0/21 RIPE NCC April 2017
172.241.0.0/21 RIPE NCC April 2017
172.241.40.0/21 RIPE NCC April 2017
172.241.48.0/21 RIPE NCC April 2017
172.241.64.0/21 RIPE NCC April 2017
172.241.84.0/22 RIPE NCC April 2017
172.255.0.0/20 RIPE NCC April 2017
172.255.96.0/20 RIPE NCC April 2017
172.255.136.0/21 RIPE NCC April 2017
172.255.192.0/20 RIPE NCC April 2017
172.255.224.0/20 RIPE NCC April 2017
172.255.248.0/21 RIPE NCC April 2017
173.234.128.0/21 RIPE NCC April 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
91.225.32.0/23 RIPE NCC March 2017
149.234.0.0/21 RIPE NCC March 2017
103.19.84.0/22 APNIC March 2017
103.253.96.0/22 APNIC March 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
AS39950 March 2017
AS18959 March 2017
AS395856 March 2017
AS3365 April 2017
AS4556 April 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
139.138.0.0/20 March 2017
139.138.64.0/19 March 2017
139.138.112.0/20 March 2017
205.201.61.0/24 March 2017
148.59.140.0/24 March 2017
204.68.168.0/24 March 2017
205.209.24.0/21 March 2017
209.206.40.0/21 March 2017
141.193.3.0/24 March 2017
162.216.126.0/23 March 2017
206.125.128.0/20 March 2017
170.52.0.0/21 March 2017
209.251.236.0/23 March 2017
170.76.156.0/22 March 2017
170.76.160.0/21 March 2017
170.10.160.0/20 March 2017
143.170.0.0/16 March 2017
172.96.174.0/23 March 2017
199.87.168.0/24 March 2017
170.52.64.0/18 March 2017
216.41.176.0/21 March 2017
23.249.12.0/22 March 2017
192.81.193.0/24 March 2017
67.218.208.0/22 March 2017
148.59.141.0/24 March 2017
199.87.172.0/23 March 2017
147.92.64.0/20 March 2017
204.16.44.0/23 March 2017
64.113.48.0/20 March 2017
207.229.90.0/23 March 2017
208.81.57.0/24 March 2017
172.93.16.0/20 March 2017
168.245.238.0/23 March 2017
192.24.32.0/19 March 2017
170.76.154.0/24 March 2017
168.245.225.0/24 March 2017
170.10.64.0/19 March 2017
172.96.152.0/21 March 2017
208.123.116.0/22 March 2017
170.10.96.0/20 March 2017
162.219.120.0/21 March 2017
208.117.92.0/24 March 2017
69.64.28.0/22 March 2017
69.161.207.0/24 March 2017
198.32.8.0/21 March 2017
198.32.16.0/20 March 2017
198.32.32.0/19 March 2017
198.32.64.0/19 March 2017
198.32.96.0/23 March 2017
198.32.98.0/24 March 2017
198.32.126.0/23 March 2017
198.32.130.0/23 March 2017
198.32.136.0/21 March 2017
198.32.145.0/24 March 2017
198.32.147.0/24 March 2017
198.32.148.0/22 March 2017
198.32.152.0/21 March 2017
198.32.162.0/23 March 2017
198.32.164.0/22 March 2017
198.32.168.0/22 March 2017
198.32.172.0/23 March 2017
198.32.174.0/24 March 2017
198.32.178.0/23 March 2017
198.32.180.0/24 March 2017
198.32.184.0/23 March 2017
198.32.187.0/24 March 2017
198.32.188.0/23 March 2017
198.32.193.0/24 March 2017
198.32.194.0/24 March 2017
198.32.197.0/24 March 2017
198.32.198.0/23 March 2017
198.32.200.0/21 March 2017
198.32.208.0/20 March 2017
198.32.240.0/24 March 2017
198.32.244.0/22 March 2017
198.32.248.0/21 March 2017
64.56.220.0/22 March 2017
208.81.60.0/22 March 2017
208.123.120.0/21 March 2017
192.139.37.0/24 March 2017
172.96.176.0/21 March 2017
204.16.46.0/24 March 2017
148.59.142.0/24 March 2017
208.81.136.0/22 March 2017
205.201.63.0/24 March 2017
205.201.62.0/24 March 2017
141.193.0.0/23 March 2017
170.76.168.0/21 March 2017
63.141.38.0/24 March 2017
67.226.216.0/24 March 2017
35.192.0.0/12 March 2017
67.226.217.0/24 March 2017
162.223.56.0/22 March 2017
192.149.83.0/24 March 2017
147.135.0.0/16 March 2017
192.31.246.0/24 March 2017
192.82.115.0/24 March 2017
170.52.44.0/22 March 2017
148.59.192.0/22 March 2017
67.218.223.0/24 March 2017
64.52.128.0/20 March 2017
64.52.176.0/20 March 2017
216.163.64.0/19 March 2017
150.181.0.0/16 March 2017
168.245.228.0/22 March 2017
168.245.235.0/24 March 2017
65.254.144.0/20 March 2017
104.128.76.0/23 March 2017
148.66.40.0/21 March 2017
162.254.232.0/21 March 2017
138.128.240.0/21 March 2017
204.122.24.0/21 March 2017
168.245.236.0/23 March 2017
170.52.128.0/18 March 2017
67.226.218.0/24 March 2017
192.196.208.0/21 March 2017
170.76.144.0/22 March 2017
170.76.148.0/23 March 2017
216.47.0.0/19 March 2017
168.245.224.0/24 March 2017
173.0.160.0/20 March 2017
168.245.227.0/24 March 2017
52.119.4.0/22 March 2017
141.193.2.0/24 March 2017
148.59.196.0/23 March 2017
160.32.255.0/24 March 2017
168.245.234.0/24 March 2017
139.138.49.0/24 March 2017
141.193.12.0/23 March 2017
209.182.192.0/20 March 2017
209.182.208.0/21 March 2017
208.81.58.0/23 March 2017
104.129.150.0/23 March 2017
139.138.102.0/23 March 2017
104.129.158.0/23 March 2017
72.46.100.0/22 March 2017
104.129.144.0/22 April 2017
104.129.152.0/22 April 2017
104.129.160.0/21 April 2017
104.129.176.0/22 April 2017
104.192.73.0/24 April 2017
104.225.214.0/24 April 2017
104.225.216.0/21 April 2017
130.162.0.0/16 April 2017
132.226.0.0/16 April 2017
138.128.230.0/23 April 2017
138.128.248.0/22 April 2017
139.138.224.0/19 April 2017
141.193.14.0/24 April 2017
141.193.15.0/24 April 2017
141.193.5.0/24 April 2017
141.193.6.0/24 April 2017
141.193.7.0/24 April 2017
147.154.0.0/16 April 2017
147.92.80.0/21 April 2017
147.92.88.0/22 April 2017
147.92.96.0/20 April 2017
148.59.143.0/24 April 2017
148.59.144.0/24 April 2017
148.59.145.0/24 April 2017
148.59.188.0/22 April 2017
148.78.76.0/24 April 2017
155.248.0.0/16 April 2017
162.223.120.0/24 April 2017
168.245.207.0/24 April 2017
168.245.210.0/23 April 2017
168.245.212.0/22 April 2017
168.245.226.0/24 April 2017
168.245.232.0/23 April 2017
170.52.192.0/18 April 2017
170.52.41.0/24 April 2017
170.52.42.0/23 April 2017
170.76.134.0/24 April 2017
170.76.135.0/24 April 2017
170.76.150.0/24 April 2017
170.76.155.0/24 April 2017
170.76.180.0/22 April 2017
170.76.184.0/22 April 2017
170.76.188.0/22 April 2017
172.96.164.0/22 April 2017
173.225.80.0/20 April 2017
18.145.0.0/16 April 2017
18.151.0.0/16 April 2017
18.153.0.0/16 April 2017
18.162.0.0/16 April 2017
18.164.0.0/16 April 2017
18.184.0.0/15 April 2017
18.188.0.0/16 April 2017
18.191.0.0/16 April 2017
18.194.0.0/15 April 2017
18.196.0.0/15 April 2017
18.202.0.0/15 April 2017
18.204.0.0/14 April 2017
18.209.0.0/16 April 2017
18.210.0.0/15 April 2017
18.213.0.0/16 April 2017
18.215.0.0/16 April 2017
18.216.0.0/15 April 2017
18.219.0.0/16 April 2017
18.220.0.0/14 April 2017
18.224.0.0/14 April 2017
18.228.0.0/16 April 2017
18.231.0.0/16 April 2017
18.233.0.0/16 April 2017
18.236.0.0/15 April 2017
18.246.0.0/16 April 2017
18.253.0.0/16 April 2017
192.198.30.0/24 April 2017
192.231.91.0/24 April 2017
192.241.8.0/22 April 2017
192.84.236.0/24 April 2017
199.195.156.0/22 April 2017
199.87.170.0/23 April 2017
204.89.131.0/24 April 2017
205.201.60.0/24 April 2017
207.229.69.0/24 April 2017
208.103.160.0/24 April 2017
208.103.161.0/24 April 2017
208.117.95.0/24 April 2017
208.81.140.0/24 April 2017
209.182.216.0/22 April 2017
209.182.228.0/22 April 2017
209.182.232.0/21 April 2017
209.204.240.0/20 April 2017
209.251.233.0/24 April 2017
216.26.96.0/19 April 2017
216.55.240.0/20 April 2017
48.59.146.0/24 April 2017
52.119.36.0/22 April 2017
52.144.59.0/24 April 2017
63.141.39.0/24 April 2017
64.30.158.0/24 April 2017
64.30.159.0/24 April 2017
65.39.205.0/24 April 2017
65.99.96.0/19 April 2017
66.97.180.0/22 April 2017
67.213.128.0/21 April 2017
67.226.219.0/24 April 2017
67.226.220.0/22 April 2017
69.87.213.0/24 April 2017
72.42.248.0/24 April 2017
72.50.192.0/19 April 2017

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