ResearchIRR · RIPE

AS-FOURSYNC AS numbers for FOURSYNC

An as-set registered in RIPE, maintained by SYNC4-MNT. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.

What AS-FOURSYNC lists

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

Every AS it reaches

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

Show the 1 ASes

What AS-FOURSYNC covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS-FOURSYNC (with bgpq4, say) would allow. 1 IPv4 and 0 IPv6. Every one is in the IRR API.

1 IPv4 prefix

Each registry’s copy

RIPE1 membersAS numbers for FOURSYNC
Maintained bySYNC4-MNT
Last modified2012-06-09T05:32:59Z
MembersAS51864
mbrs-by-refN

Sets that include AS-FOURSYNC

Check AS-FOURSYNC live