AS142109:AS-CMSB CMSB
An as-set registered in APNIC, maintained by MAINT-CMSB-MY. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.
Members
What AS142109:AS-CMSB 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 AS142109:AS-CMSB would let in: 1 ASes.
Show the 1 ASes
Prefixes
What AS142109:AS-CMSB covers
Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS142109:AS-CMSB (with bgpq4, say) would allow. 1 IPv4 and 0 IPv6. Every one is in the IRR API.
1 IPv4 prefix
Registries
Each registry’s copy
APNIC1 membersCMSB
| Maintained by | MAINT-CMSB-MY |
| Last modified | 2026-05-05T07:15:55Z |
| Members | AS142109 |
| mbrs-by-ref | N |