IPv4 prefix

143.147.80.0/21

IP Prefix (CIDR)

143.147.80.0/21

Subnet Mask

255.255.248.0

Address Count

2,048

IP Range

143.147.80.0 - 143.147.87.255

Subnet calculator

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Registered Owner

Owner

Air Force Systems Networking

Handle

7ESG

Address

501 EAST MOORE DR. BLDG 884 RM 1100 GUNTHER ANNEX MAXWELL AFB AL 36114 United States

Registry

ARIN

Registered Prefix

143.144.0.0/13 (143.144.0.0 - 143.151.255.255)

Delegated Prefix

143.140.0.0/14 (143.140.0.0 - 143.143.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
143.147.80.0/21	Exact	AS399	Air Force Systems Networking	United States of America (US)	143.147.80.0	143.147.87.255