IPv4 prefix

57.144.58.0/23

IP Prefix (CIDR): 57.144.58.0/23
Subnet Mask: 255.255.254.0
Address Count: 512
IP Range: 57.144.58.0 - 57.144.59.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Meta Platforms Ireland Limited
Handle: ORG-FIL7-RIPE
Country: Ireland (IE)
Address: Merrion Road Dublin 4 D04 X2K5 Dublin IRELAND
Registry: RIPENCC
Registered Prefix: 57.144.0.0/14 (57.144.0.0 - 57.147.255.255)
Delegated Prefix: 57.141.0.0/16 (57.141.0.0 - 57.141.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
57.144.0.0/14	Covering	AS32934	Facebook Inc.	United States of America (US)	57.144.0.0	57.147.255.255