Autonomous system profile

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

AS18897

Announcement observedARIN

MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc. · MONTANA-SKY-NETWORKS-INC

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

Last active9/30/2026, 23:50:01Snapshot expired

View network topology RDAP registration

ASN: AS18897
Registration country: United States
Name: MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.
Abbreviation: MONTANA-SKY-NETWORKS-INC
Registration date: 1/19/2007, 20:10:09
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
107.191.160.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
208.123.192.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
216.211.176.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.64.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.72.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.76.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.80.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.84.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.86.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.87.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.88.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid
66.135.92.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	9/30/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.
RIR: ARIN
Registration country: United States
Registration date: 1/19/2007, 20:10:09
Abuse contact: noc@montanasky.net

Snapshot trend

9/30/2026, 23:50:0112 v45 v63 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