ResearchIRR · TC

AS271723:AS-UPSTREAMS as-set containing AS271723 upstream providers

An as-set registered in TC, maintained by MAINT-AS271723. It names 2 ASes and 0 sets directly; followed all the way down, it reaches 2 ASes through 0 nested sets.

Members

What AS271723:AS-UPSTREAMS lists

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

AS269090 AS269090AS271578 AS271578
Expanded

Every AS it reaches

What a filter built from AS271723:AS-UPSTREAMS would let in: 2 ASes.

Show the 2 ASes
AS269090AS271578
Prefixes

What AS271723:AS-UPSTREAMS covers

Every route object in the IRR whose origin is one of the 2 ASes it reaches: the prefixes a filter built from AS271723:AS-UPSTREAMS (with bgpq4, say) would allow. 7 IPv4 and 10 IPv6. Every one is in the IRR API.

7 IPv4 prefixes
45.178.76.0/2245.178.76.0/2345.178.76.0/2445.178.77.0/2445.178.78.0/2345.178.78.0/2445.178.79.0/24
10 IPv6 prefixes
2804:5f4c:4000::/342804:5f4c:8000::/332804:5f4c:8000::/342804:5f4c::/322804:5f4c::/332804:5f4c::/342804:5f4c:c000::/342804:7db8:8000::/332804:7db8::/322804:7db8::/33
Registries

Each registry’s copy

TC2 membersas-set containing AS271723 upstream providers
Maintained byMAINT-AS271723
Last modified2026-02-11T13:21:40Z
MembersAS271578 AS269090
mbrs-by-refN
Tools

Check AS271723:AS-UPSTREAMS live

IRR API, with prefixes