IPv4 prefix

91.123.72.0/21

IP Prefix (CIDR)

91.123.72.0/21

Subnet Mask

255.255.248.0

Address Count

2,048

IP Range

91.123.72.0 - 91.123.79.255

Subnet calculator

Calculate subnet details

Registered Owner

Handle

BITE-NOC

Country

Czechia (CZ)

Registry

RIPENCC

Registered Prefixes

91.123.72.0/22 (91.123.72.0 - 91.123.75.255)
91.123.76.0/24 (91.123.76.0 - 91.123.76.255)
91.123.77.0/24 (91.123.77.0 - 91.123.77.255)
91.123.78.0/24 (91.123.78.0 - 91.123.78.255)
91.123.79.0/24 (91.123.79.0 - 91.123.79.255)

Delegated Prefix

91.123.64.0/20 (91.123.64.0 - 91.123.79.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
91.123.72.0/21	Exact	AS399138	Microlink Network	United States of America (US)	91.123.72.0	91.123.79.255