IPv4 prefix

31.3.136.0/21

IP Prefix (CIDR)

31.3.136.0/21

Subnet Mask

255.255.248.0

Address Count

2,048

IP Range

31.3.136.0 - 31.3.143.255

Subnet calculator

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Registered Owners

Registration 1 of 2

Owner

RIPE-NCC-MANAGED-ADDRESS-BLOCK

Registry

RIPENCC

Registered Prefix

31.0.0.0/8 (31.0.0.0 - 31.255.255.255)

Delegated Prefix

31.99.128.0/18 (31.99.128.0 - 31.99.191.255)

Registration 2 of 2

Handle

AS8975-MNT

Country

France (FR)

Registry

RIPENCC

Registered Prefixes

31.3.136.0/26 (31.3.136.0 - 31.3.136.63)
31.3.142.128/25 (31.3.142.128 - 31.3.142.255)

Delegated Prefix

31.3.136.0/21 (31.3.136.0 - 31.3.143.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
31.3.136.0/21	Exact	AS8426	Claranet Limited	United Kingdom of Great Britain and Northern Ireland (GB)	31.3.136.0	31.3.143.255