66.135.64.0/19

🇺🇸

CIDR

66.135.64.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇺🇸 United States

City

Kalispell

RIR

ARIN

Status

allocated

Allocated

3/17/2005

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

10 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
66.135.64.0/21	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.92.0/22	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.76.0/22	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.88.0/22	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.80.0/22	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.72.0/22	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.84.0/23	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.86.0/24	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.87.0/24	AS18897MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, Inc.	No ROA	—	6/1/2026
66.135.94.0/24	AS395786NOMADGCS-ASN - Nomad Global Communications Solutions, Inc.	No ROA	—	6/1/2026

Origin ASN

Geolocation

Country🇺🇸United StatesUS

RegionMontana

CityKalispell

API

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/66.135.64.0/19" | jq

External Links