ResearchIRR · TC

AS270576:AS-UPSTREAMS as-set containing AS270576 upstream providers

An as-set registered in TC, maintained by MAINT-AS270576. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.

Members

What AS270576:AS-UPSTREAMS lists

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

AS52742 AS52742
Expanded

Every AS it reaches

What a filter built from AS270576:AS-UPSTREAMS would let in: 1 ASes.

Show the 1 ASes
AS52742
Prefixes

What AS270576:AS-UPSTREAMS covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS270576:AS-UPSTREAMS (with bgpq4, say) would allow. 38 IPv4 and 15 IPv6. Every one is in the IRR API.

38 IPv4 prefixes
138.118.252.0/22138.118.252.0/23138.118.252.0/24138.118.253.0/24138.118.254.0/23138.118.254.0/24138.118.255.0/24177.130.16.0/20177.130.16.0/21177.130.16.0/22177.130.16.0/23177.130.16.0/24177.130.17.0/24177.130.18.0/23177.130.18.0/24177.130.19.0/24177.130.20.0/22177.130.20.0/23177.130.20.0/24177.130.21.0/24177.130.22.0/23177.130.22.0/24177.130.23.0/24177.130.24.0/21177.130.24.0/22177.130.24.0/23177.130.24.0/24177.130.25.0/24177.130.26.0/23177.130.26.0/24177.130.27.0/24177.130.28.0/22177.130.28.0/23177.130.28.0/24177.130.29.0/24177.130.30.0/23177.130.30.0/24177.130.31.0/24
15 IPv6 prefixes
2804:4e34::/322804:cb0:4000::/342804:cb0:8000::/332804:cb0:8000::/342804:cb0::/322804:cb0::/332804:cb0::/342804:cb0:a000::/362804:cb0:a000::/482804:cb0:a400::/402804:cb0:c000::/342804:cb0:c000::/362804:cb0:dc00::/482804:cb0:fac3::/482804:cb0:face::/48
Registries

Each registry’s copy

TC1 membersas-set containing AS270576 upstream providers
Maintained byMAINT-AS270576
Last modified2026-09-25T13:46:07Z
MembersAS52742
mbrs-by-refN
Tools

Check AS270576:AS-UPSTREAMS live

IRR API, with prefixes