ResearchIRR · RIPE

AS-TOPNET-EXT TopNet and Customers

An as-set registered in RIPE, maintained by TOPNET-MNT. It names 4 ASes and 1 set directly; followed all the way down, it reaches 6 ASes through 1 nested sets.

Members

What AS-TOPNET-EXT lists

4 ASes and 1 set, written in the object across every registry that holds it. Sets open their own page.

AS-ICOMAS13310AS21011 DatagroupAS24621 STENOS-ASAS24896
Expanded

Every AS it reaches

What a filter built from AS-TOPNET-EXT would let in: 6 ASes.

Show the 6 ASes
AS13310AS21011AS24621AS24896AS61358AS202838
Prefixes

What AS-TOPNET-EXT covers

Every route object in the IRR whose origin is one of the 6 ASes it reaches: the prefixes a filter built from AS-TOPNET-EXT (with bgpq4, say) would allow. 32 IPv4 and 16 IPv6. Every one is in the IRR API.

32 IPv4 prefixes
176.113.117.0/24185.103.165.0/24185.153.44.0/22193.110.172.0/23195.95.133.0/24195.95.133.0/25195.95.133.128/2545.67.33.0/2477.88.201.0/2477.88.206.0/2377.88.208.0/2077.88.210.0/2477.88.220.0/2477.88.222.0/2477.88.240.0/2077.88.240.0/2277.88.248.0/2477.88.251.0/2477.88.252.0/2277.88.252.0/2488.81.224.0/2088.81.240.0/2288.81.240.0/2388.81.242.0/2488.81.243.0/2488.81.244.0/2288.81.244.0/2488.81.246.0/2488.81.248.0/2188.81.249.0/2488.81.250.0/2388.81.252.0/22
16 IPv6 prefixes
2a01:758::/322a01:758:ffe0::/482a01:758:ffea::/482a01:758:fff0::/482a01:758:fff1::/482a01:758:fff2::/482a01:758:fff3::/482a01:758:fff4::/482a01:758:fff5::/482a01:758:fff6::/482a01:758:fffa::/482a01:758:fffb::/482a01:758:fffd::/482a01:758:fffe::/482a01:758:ffff::/482a04:a900:4::/48
Registries

Each registry’s copy

RIPE5 membersTopNet and Customers
Maintained byTOPNET-MNT
Last modified2026-05-04T08:36:16Z
MembersAS21011 AS24621 AS13310 AS24896 AS-ICOM
mbrs-by-refN
Tools

Check AS-TOPNET-EXT live

IRR API, with prefixes