ResearchIRR · ARIN

AS26297:AS-ALL HOWARD COUNTY 3430 COURT HOUSE DR Ellicott City…

An as-set registered in ARIN, maintained by MNT-HCM-55. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.

Members

What AS26297:AS-ALL lists

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

AS26297 HCGOV
Expanded

Every AS it reaches

What a filter built from AS26297:AS-ALL would let in: 1 ASes.

Show the 1 ASes
AS26297
Prefixes

What AS26297:AS-ALL covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS26297:AS-ALL (with bgpq4, say) would allow. 17 IPv4 and 1 IPv6. Every one is in the IRR API.

17 IPv4 prefixes
165.140.212.0/22165.140.212.0/24165.140.213.0/24165.140.214.0/24165.140.215.0/24167.102.188.0/22167.102.248.0/21167.102.248.0/24167.102.249.0/24167.102.250.0/24167.102.251.0/24167.102.252.0/24167.102.253.0/24167.102.254.0/24167.102.255.0/24198.51.120.0/24198.51.121.0/24
1 IPv6 prefix
2605:9b40::/32
Registries

Each registry’s copy

ARIN1 membersHOWARD COUNTY 3430 COURT HOUSE DR Ellicott City MD 21043 United States
Maintained byMNT-HCM-55
Last modified2026-06-26T12:39:08Z
MembersAS26297
mbrs-by-refN
Tools

Check AS26297:AS-ALL live

IRR API, with prefixes