AS201251:AS-HOSTZERO N
An as-set registered in RIPE, maintained by HOSTZERO-MNT. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.
Members
What AS201251:AS-HOSTZERO lists
1 AS and 0 sets, written in the object across every registry that holds it. Sets open their own page.
Expanded
Every AS it reaches
What a filter built from AS201251:AS-HOSTZERO would let in: 1 ASes.
Show the 1 ASes
Prefixes
What AS201251:AS-HOSTZERO covers
Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS201251:AS-HOSTZERO (with bgpq4, say) would allow. 1 IPv4 and 1 IPv6. Every one is in the IRR API.
1 IPv4 prefix
1 IPv6 prefix
Registries
Each registry’s copy
RIPE1 membersN
| Maintained by | HOSTZERO-MNT |
| Last modified | 2026-05-11T16:02:38Z |
| Members | AS201251 |
| mbrs-by-ref | N |