IPv4 prefix

12.171.92.0/23

IP Prefix (CIDR): 12.171.92.0/23
Subnet Mask: 255.255.254.0
Address Count: 512
IP Range: 12.171.92.0 - 12.171.93.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: AT&T Services, Inc.
Handle: ATTW
Address: 200 S. Laurel AVE. MIDDLETOWN NJ 07748 United States
Registry: ARIN
Registered Prefix: 12.171.80.0/20 (12.171.80.0 - 12.171.95.255)
Delegated Prefix: 12.0.0.0/8 (12.0.0.0 - 12.255.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
12.171.92.0/23	Exact	AS2386	AT&T Enterprises LLC	United States of America (US)	12.171.92.0	12.171.93.255