IPv4 prefix

217.66.136.0/21

IP Prefix (CIDR)

217.66.136.0/21

Subnet Mask

255.255.248.0

Address Count

2,048

IP Range

217.66.136.0 - 217.66.143.255

Subnet calculator

Calculate subnet details

Registered Owners

Registration 1 of 2

Owner

RIPE-NCC-MANAGED-ADDRESS-BLOCK

Registry

RIPENCC

Registered Prefix

217.0.0.0/8 (217.0.0.0 - 217.255.255.255)

Delegated Prefix

217.78.229.0/24 (217.78.229.0 - 217.78.229.255)

Registration 2 of 2

Handle

ODR-TKG-MNT

Country

Germany (DE)

Registry

RIPENCC

Registered Prefixes

217.66.136.0/25 (217.66.136.0 - 217.66.136.127)
217.66.136.144/29 (217.66.136.144 - 217.66.136.151)
217.66.137.32/28 (217.66.137.32 - 217.66.137.47)

Delegated Prefix

217.66.136.0/21 (217.66.136.0 - 217.66.143.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
217.66.136.0/21	Exact	AS41998	NetCom BW GmbH	Germany (DE)	217.66.136.0	217.66.143.255