Autonomous system profile

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

AS55128

Announcement observedARIN

McFarlane Associates LLC · MCFASSOC

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

Last active10/5/2026, 04:58:10Snapshot expired

View network topology RDAP registration

ASN: AS55128
Registration country: United States
Name: McFarlane Associates LLC
Abbreviation: MCFASSOC
Registration date: 1/18/2017, 19:56:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
192.67.166.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 00:00:00	10/5/2026, 00:00:00	✓	×	Historical record
23.136.128.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 00:00:00	10/5/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: McFarlane Associates LLC
RIR: ARIN
Registration country: United States
Registration date: 1/18/2017, 19:56:00
Abuse contact: dsmcf@sc3d.org

Snapshot trend

10/5/2026, 04:58:102 v42 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 · iana-rdap-asn-bootstrap · rir-rdap-asn