ResearchIRR · TC

AS61900:AS-ANNOUNCEMENTS as-set containing AS61900 and its downstream…

An as-set registered in TC, maintained by MAINT-AS61900. It names 1 AS and 1 set directly; followed all the way down, it reaches 13 ASes through 3 nested sets.

What AS61900:AS-ANNOUNCEMENTS lists

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

Every AS it reaches

What a filter built from AS61900:AS-ANNOUNCEMENTS would let in: 13 ASes.

Show the 13 ASes

What AS61900:AS-ANNOUNCEMENTS covers

Every route object in the IRR whose origin is one of the 13 ASes it reaches: the prefixes a filter built from AS61900:AS-ANNOUNCEMENTS (with bgpq4, say) would allow. 81 IPv4 and 48 IPv6. Every one is in the IRR API.

81 IPv4 prefixes
48 IPv6 prefixes

Each registry’s copy

TC2 membersas-set containing AS61900 and its downstream customers
Maintained byMAINT-AS61900
Last modified2023-03-31T01:44:44Z
MembersAS61900 AS61900:AS-CUSTOMERS
mbrs-by-refN

Sets that include AS61900:AS-ANNOUNCEMENTS

Check AS61900:AS-ANNOUNCEMENTS live