Autonomous system profile

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

AS36720

Announcement observedARIN

Two-Way Radio Service, Inc. · TWRCOMMUNICATIONS-COM

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

Last active10/2/2026, 23:47:36Snapshot expired

View network topology RDAP registration

ASN: AS36720
Registration country: United States
Name: Two-Way Radio Service, Inc.
Abbreviation: TWRCOMMUNICATIONS-COM
Registration date: 3/29/2006, 18:56:44
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
66.242.112.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/2/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: Two-Way Radio Service, Inc.
RIR: ARIN
Registration country: United States
Registration date: 3/29/2006, 18:56:44
Abuse contact: abuse@twrcommunications.com

Snapshot trend

10/2/2026, 23:47:361 v40 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