IPv4 prefix

158.13.136.0/21

IP Prefix (CIDR): 158.13.136.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 158.13.136.0 - 158.13.143.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Headquarters, USAISC
Handle: HEADQU-3
Address: NETC-ANC CONUS TNOSC Fort Huachuca AZ 85613 United States
Registry: ARIN
Registered Prefix: 158.13.0.0/16 (158.13.0.0 - 158.13.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
158.13.136.0/21	Exact	AS1590	United States Department of Defense (DoD)	United States of America (US)	158.13.136.0	158.13.143.255