Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS20224

Announcement observedARIN

COLUMBIA-ENERGY-LLC - Columbia Energy L.L.C · COLUMBIA-ENERGY-LLC

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/1/2026, 04:41:23Snapshot expired

View network topology RDAP registration

ASN: AS20224
Registration country: United States
Name: COLUMBIA-ENERGY-LLC - Columbia Energy L.L.C
Abbreviation: COLUMBIA-ENERGY-LLC
Registration date: 11/1/2018, 18:21:06
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
147.160.32.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
162.120.22.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
162.250.178.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
64.146.146.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
64.146.170.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
64.146.176.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid
64.146.230.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: COLUMBIA-ENERGY-LLC - Columbia Energy L.L.C
RIR: ARIN
Registration country: United States
Registration date: 11/1/2018, 18:21:06
Abuse contact: cellc@columbiarea.coop

Snapshot trend

10/1/2026, 04:41:237 v41 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap