IPv4 prefix

172.87.128.0/18

IP Prefix (CIDR): 172.87.128.0/18
Subnet Mask: 255.255.192.0
Address Count: 16,384
IP Range: 172.87.128.0 - 172.87.191.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Charter Communications Inc
Handle: CC-3517
Address: 6175 S. Willow Dr Greenwood Village CO 80111 United States
Registry: ARIN
Registered Prefix: 172.87.128.0/18 (172.87.128.0 - 172.87.191.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
172.87.128.0/18	Exact	AS11427	Charter Communications Inc	United States of America (US)	172.87.128.0	172.87.191.255