IPv4 prefix

137.3.0.0/16

IP Prefix (CIDR)

137.3.0.0/16

Subnet Mask

255.255.0.0

Address Count

65,536

IP Range

137.3.0.0 - 137.3.255.255

Subnet calculator

Calculate subnet details

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

137.3.0.0/16 (137.3.0.0 - 137.3.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
137.3.0.0/16	Exact	AS56	United States Department of Defense (DoD)	United States of America (US)	137.3.0.0	137.3.255.255