IPv4 prefix

158.4.0.0/14

IP Prefix (CIDR)

158.4.0.0/14

Subnet Mask

255.252.0.0

Address Count

262,144

IP Range

158.4.0.0 - 158.7.255.255

Subnet calculator

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Registered Owner

Owner

Headquarters, USAISC

Handle

HEADQU-3

Address

NETC-ANC CONUS TNOSC Fort Huachuca AZ 85613 United States

Registry

ARIN

Registered Prefixes

158.4.0.0/16 (158.4.0.0 - 158.4.255.255)
158.5.0.0/16 (158.5.0.0 - 158.5.255.255)
158.6.0.0/16 (158.6.0.0 - 158.6.255.255)
158.7.0.0/16 (158.7.0.0 - 158.7.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
158.4.0.0/14	Exact	AS1540	Headquarters USAISC	United States of America (US)	158.4.0.0	158.7.255.255
158.5.0.0/16	More specific	AS367	United States Department of Defense (DoD)	United States of America (US)	158.5.0.0	158.5.255.255