IPv4 prefix

192.88.30.0/23

IP Prefix (CIDR)

192.88.30.0/23

Subnet Mask

255.255.254.0

Address Count

512

IP Range

192.88.30.0 - 192.88.31.255

Subnet calculator

Calculate subnet details

Registered Owner

Owner

NASA/Johnson Space Center

Handle

NSC

Address

Mail Code: PT32 Houston TX 77058 United States

Registry

ARIN

Registered Prefixes

192.88.30.0/24 (192.88.30.0 - 192.88.30.255)
192.88.31.0/24 (192.88.31.0 - 192.88.31.255)

Delegated Prefix

192.88.30.0/23 (192.88.30.0 - 192.88.31.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
192.88.31.0/24	More specific	AS270	National Aeronautics and Space Administration	United States of America (US)	192.88.31.0	192.88.31.255