ResearchIRR · TC

AS273774:AS-UPSTREAMS AS-SET containing AS273774 upstream providers

An as-set registered in TC, maintained by MAINT-AS273774. It names 2 ASes and 0 sets directly; followed all the way down, it reaches 2 ASes through 0 nested sets.

Members

What AS273774:AS-UPSTREAMS lists

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

AS61917 AS61917AS262352 AS262352
Expanded

Every AS it reaches

What a filter built from AS273774:AS-UPSTREAMS would let in: 2 ASes.

Show the 2 ASes
AS61917AS262352
Prefixes

What AS273774: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 AS273774:AS-UPSTREAMS (with bgpq4, say) would allow. 40 IPv4 and 4 IPv6. Every one is in the IRR API.

40 IPv4 prefixes
131.72.216.0/22131.72.216.0/23131.72.218.0/23131.72.219.0/24167.250.56.0/22167.250.56.0/23167.250.56.0/24167.250.57.0/24167.250.58.0/23167.250.58.0/24167.250.59.0/24170.246.104.0/22170.246.104.0/23170.246.106.0/23177.126.80.0/20177.126.80.0/21177.126.80.0/22177.126.80.0/23177.126.84.0/22177.126.84.0/23177.126.84.0/24177.126.88.0/23177.126.90.0/23177.126.92.0/22177.126.92.0/23177.126.94.0/24179.124.132.0/22179.124.132.0/23179.124.132.0/24179.124.133.0/24179.124.134.0/23179.124.134.0/24179.124.135.0/2445.188.152.0/2245.188.152.0/2345.188.152.0/2445.188.153.0/2445.188.154.0/2345.188.154.0/2445.188.155.0/24
4 IPv6 prefixes
2804:16cc:8000::/332804:16cc::/322804:16cc::/332804:820::/32
Registries

Each registry’s copy

TC2 membersAS-SET containing AS273774 upstream providers
Maintained byMAINT-AS273774
Last modified2026-06-16T13:49:17Z
MembersAS61917 AS262352
mbrs-by-refN
Tools

Check AS273774:AS-UPSTREAMS live

IRR API, with prefixes