IPv4 prefix

12.13.72.0/23

IP Prefix (CIDR): 12.13.72.0/23
Subnet Mask: 255.255.254.0
Address Count: 512
IP Range: 12.13.72.0 - 12.13.73.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Owner: AT&T Enterprises, LLC
Handle: AEL-360
Address: 208 S. Akard St. Dallas TX 75202 United States
Registry: ARIN
Registered Prefix: 12.0.0.0/8 (12.0.0.0 - 12.255.255.255)

Registration 2 of 2

Owner: SE2 LLC
Handle: SL-1721
Address: 1 SW SECURITY BENEFIT PL TOPEKA KS 66636 United States
Registry: ARIN
Registered Prefix: 12.13.72.0/24 (12.13.72.0 - 12.13.72.255)
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
12.13.72.0/23	Exact	AS30229	SE2 Inc	United States of America (US)	12.13.72.0	12.13.73.255