ResearchIRR · RADB

AS-AREN AREN and AREN Client AS numbers

An as-set registered in RADB, maintained by MAINT-AS3464. It names 13 ASes and 0 sets directly; followed all the way down, it reaches 13 ASes through 0 nested sets.

What AS-AREN lists

13 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

Every AS it reaches

What a filter built from AS-AREN would let in: 13 ASes.

Show the 13 ASes

What AS-AREN covers

Every route object in the IRR whose origin is one of the 13 ASes it reaches: the prefixes a filter built from AS-AREN (with bgpq4, say) would allow. 177 IPv4 and 7 IPv6. Every one is in the IRR API.

177 IPv4 prefixes
129.66.0.0/16129.66.0.0/17129.66.111.0/24129.66.128.0/17129.66.128.0/18129.66.192.0/24129.66.224.0/24129.66.39.0/24129.66.44.0/24129.66.48.0/24130.160.0.0/16130.160.106.0/23130.160.145.0/24130.160.146.0/24130.160.148.0/24130.160.149.0/24130.160.150.0/23130.160.152.0/22130.160.192.0/22130.160.203.0/24130.160.204.0/22130.160.222.0/23130.160.248.0/23130.160.25.0/24130.160.250.0/23130.160.252.0/24130.160.254.0/24130.160.80.0/22131.204.0.0/16136.242.80.0/23136.242.80.0/24136.242.81.0/24138.26.0.0/16138.26.0.0/21138.26.1.0/24138.26.10.0/24138.26.11.0/24138.26.12.0/24138.26.128.0/17138.26.13.0/24138.26.14.0/24138.26.16.0/20138.26.32.0/19138.26.64.0/18138.26.8.0/24138.26.9.0/24146.229.0.0/16157.149.0.0/16164.111.0.0/16170.249.143.0/24192.111.112.0/24192.20.16.0/20192.211.32.0/21192.211.32.0/23192.211.39.0/24192.211.40.0/22192.211.41.0/24192.211.42.0/24192.211.43.0/24192.211.44.0/23192.211.44.0/24192.211.45.0/24192.245.165.0/24192.31.107.0/24192.35.155.0/24198.179.130.0/24198.180.132.0/22198.184.209.0/24198.186.229.0/24198.200.158.0/24198.204.100.0/22198.204.101.0/24198.49.31.0/24199.20.16.0/20199.20.16.0/21199.248.173.0/24199.248.174.0/23199.248.174.0/24199.248.175.0/24199.248.176.0/23199.248.176.0/24199.248.177.0/24199.248.178.0/24199.5.154.0/23199.5.154.0/24199.5.155.0/24199.80.10.0/24199.80.11.0/24199.80.12.0/24199.80.13.0/24199.80.14.0/24199.80.15.0/24199.80.8.0/21199.80.8.0/24199.80.9.0/24199.88.16.0/20199.88.20.0/24199.88.22.0/23199.88.30.0/24204.27.217.0/24204.29.101.0/24204.29.102.0/24204.29.103.0/24204.29.104.0/24204.29.127.0/24204.29.64.0/18204.29.96.0/19205.172.52.0/23205.172.52.0/24205.172.53.0/24205.172.54.0/24205.174.143.0/24207.157.0.0/17207.157.0.0/18207.157.100.0/23207.157.103.0/24207.157.105.0/24207.157.117.0/24207.157.121.0/24207.157.124.0/24207.157.14.0/23207.157.16.0/20207.157.18.0/23207.157.20.0/24207.157.28.0/24207.157.32.0/19207.157.37.0/24207.157.39.0/24207.157.58.0/24207.157.60.0/24207.157.64.0/18207.157.74.0/23207.157.76.0/24207.157.78.0/24207.157.8.0/21207.157.81.0/24207.157.86.0/24207.157.90.0/24207.157.95.0/24207.157.96.0/24216.109.0.0/18216.109.0.0/19216.109.12.0/24216.109.14.0/24216.109.32.0/19216.109.44.0/24216.109.53.0/24216.109.9.0/24216.226.176.0/20216.226.176.0/24216.226.177.0/24216.226.178.0/24216.226.180.0/24216.226.181.0/24216.226.182.0/24216.226.183.0/24216.226.184.0/24216.226.185.0/24216.226.186.0/24216.226.187.0/24216.226.188.0/24216.226.189.0/24216.226.190.0/24216.226.191.0/2452.119.14.0/2352.119.14.0/2452.119.15.0/2464.34.56.0/2264.34.56.0/2364.34.56.0/2464.34.57.0/2464.34.58.0/2364.34.58.0/2464.34.59.0/2464.89.97.0/2474.254.150.0/2474.51.115.0/24
7 IPv6 prefixes

Each registry’s copy

RADB13 membersAREN and AREN Client AS numbers
Maintained byMAINT-AS3464
Last modified2025-10-10T14:00:05Z
MembersAS3452 AS3464 AS6112 AS8135 AS10364 AS11109 AS12173 AS27622 AS30102 AS40735 AS63092 AS54302 AS394570
mbrs-by-refN

Sets that include AS-AREN

Check AS-AREN live