ResearchIRR · RIPE

AS-ULAK-MEMBRS ASs from ULAKNET

An as-set registered in RIPE, maintained by ULAKNET-MNT. It names 29 ASes and 0 sets directly; followed all the way down, it reaches 29 ASes through 0 nested sets.

What AS-ULAK-MEMBRS covers

Every route object in the IRR whose origin is one of the 29 ASes it reaches: the prefixes a filter built from AS-ULAK-MEMBRS (with bgpq4, say) would allow. 258 IPv4 and 7 IPv6. Every one is in the IRR API.

258 IPv4 prefixes
139.179.0.0/16139.179.0.0/19139.179.128.0/19139.179.160.0/19139.179.192.0/19139.179.224.0/19139.179.32.0/19139.179.64.0/19139.179.96.0/19144.122.0.0/16144.122.68.0/24155.223.0.0/16159.20.64.0/19160.75.0.0/16160.75.0.0/18160.75.120.0/23160.75.128.0/17160.75.64.0/18161.9.0.0/17161.9.128.0/17161.9.136.0/21161.9.144.0/21161.9.151.0/24161.9.152.0/21161.9.176.0/22161.9.180.0/22161.9.196.0/24161.9.255.0/24168.139.0.0/16176.117.96.0/21185.22.248.0/22185.7.0.0/22185.7.1.0/24185.83.244.0/22192.70.133.0/24192.70.134.0/24193.140.0.0/16193.140.1.0/24193.140.100.0/24193.140.101.0/24193.140.108.0/24193.140.109.0/24193.140.110.0/24193.140.111.0/24193.140.134.0/24193.140.143.0/24193.140.148.0/22193.140.152.0/22193.140.159.0/24193.140.172.0/22193.140.172.0/24193.140.173.0/24193.140.174.0/24193.140.175.0/24193.140.176.0/23193.140.178.0/24193.140.181.0/24193.140.183.0/24193.140.192.0/20193.140.192.0/24193.140.193.0/24193.140.194.0/24193.140.195.0/24193.140.196.0/22193.140.196.0/24193.140.199.0/24193.140.2.0/23193.140.200.0/22193.140.200.0/24193.140.203.0/24193.140.204.0/22193.140.208.0/21193.140.213.0/24193.140.216.0/21193.140.224.0/20193.140.224.0/21193.140.232.0/21193.140.24.0/22193.140.244.0/22193.140.248.0/22193.140.252.0/23193.140.35.0/24193.140.4.0/22193.140.40.0/21193.140.40.0/24193.140.41.0/24193.140.42.0/24193.140.43.0/24193.140.44.0/24193.140.46.0/24193.140.47.0/24193.140.62.0/24193.140.68.0/23193.140.71.0/24193.140.72.0/21193.140.72.0/22193.140.72.0/23193.140.72.0/24193.140.73.0/24193.140.74.0/23193.140.74.0/24193.140.75.0/24193.140.76.0/22193.140.77.0/24193.140.83.0/24193.140.87.0/24193.140.88.0/24193.140.95.0/24193.140.95.0/25193.140.98.0/23193.255.0.0/16193.255.102.0/24193.255.108.0/24193.255.112.0/21193.255.120.0/22193.255.134.0/23193.255.135.0/24193.255.137.0/24193.255.140.0/23193.255.145.0/24193.255.146.0/23193.255.152.0/22193.255.156.0/24193.255.16.0/21193.255.160.0/20193.255.175.0/24193.255.176.0/23193.255.178.0/24193.255.184.0/22193.255.188.0/23193.255.2.0/23193.255.215.0/24193.255.221.0/24193.255.222.0/23193.255.224.0/21193.255.232.0/22193.255.236.0/23193.255.24.0/22193.255.252.0/22193.255.28.0/23193.255.30.0/24193.255.31.0/24193.255.32.0/22193.255.36.0/23193.255.4.0/22193.255.40.0/22193.255.44.0/24193.255.46.0/23193.255.48.0/23193.255.50.0/23193.255.52.0/22193.255.52.0/24193.255.53.0/24193.255.54.0/24193.255.55.0/24193.255.56.0/23193.255.58.0/24193.255.64.0/22193.255.68.0/24193.255.69.0/24193.255.70.0/23193.255.72.0/24193.255.74.0/23193.255.76.0/22193.255.8.0/21193.255.82.0/24193.255.83.0/24193.255.84.0/23193.255.92.0/24193.255.97.0/24194.27.0.0/16194.27.100.0/23194.27.102.0/23194.27.104.0/21194.27.112.0/20194.27.123.0/24194.27.128.0/20194.27.144.0/24194.27.149.0/24194.27.150.0/24194.27.151.0/24194.27.152.0/22194.27.156.0/22194.27.160.0/21194.27.168.0/24194.27.172.0/22194.27.176.0/23194.27.192.0/22194.27.222.0/24194.27.227.0/24194.27.228.0/22194.27.232.0/22194.27.236.0/23194.27.238.0/23194.27.24.0/22194.27.240.0/20194.27.28.0/23194.27.30.0/24194.27.31.0/24194.27.32.0/24194.27.33.0/24194.27.38.0/23194.27.43.0/24194.27.45.0/24194.27.47.0/24194.27.48.0/23194.27.5.0/24194.27.50.0/24194.27.52.0/22194.27.56.0/21194.27.64.0/22194.27.68.0/23194.27.71.0/24194.27.72.0/24194.27.73.0/24194.27.76.0/22194.27.80.0/22194.27.92.0/22194.27.96.0/22195.49.216.0/21195.49.216.0/22195.49.220.0/2246.182.64.0/215.23.120.0/2179.123.128.0/1779.123.164.0/2379.123.176.0/2179.123.176.0/2379.123.178.0/2479.123.179.0/2479.123.180.0/2479.123.181.0/2479.123.182.0/2479.123.183.0/2479.123.216.0/2379.123.218.0/2479.123.219.0/2479.123.224.0/2280.251.32.0/2092.61.0.0/2095.183.128.0/1795.183.138.0/2395.183.144.0/2195.183.150.0/2395.183.176.0/2495.183.192.0/2295.183.200.0/2495.183.201.0/2495.183.203.0/2495.183.204.0/2495.183.206.0/2395.183.216.0/2295.183.220.0/2295.183.228.0/2495.183.229.0/2495.183.236.0/2395.183.238.0/2395.183.244.0/24
7 IPv6 prefixes

Each registry’s copy

RIPE29 membersASs from ULAKNET
Maintained byULAKNET-MNT
Last modified2026-07-29T16:44:55Z
MembersAS1967 AS2592 AS5474 AS8456 AS8466 AS8517 AS8678 AS9095 AS12777 AS12908 AS13102 AS15843 AS24614 AS24922 AS31689 AS34478 AS42626 AS44639 AS48811 AS58151 AS206887 AS205782 AS207263 AS210594 AS210690 AS211249 AS213309 AS212167 AS215977
mbrs-by-refN

Sets that include AS-ULAK-MEMBRS

Check AS-ULAK-MEMBRS live