NETWORK LOOKUP TOOL
BGP Network Lookup for 12.71.120.0/21
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BigDataCloud Networks by CIDR APIParent Network
Network Details
BGP Prefix
12.71.120.0/21
BGP Prefix Network Address
12.71.120.0
BGP Prefix Last Address
12.71.127.255
Total Addresses
2,048
Registry
ARIN
Registry Status
assigned
Is Reachable Globally
true
Is Bogon
false
SubNetwork(s)
| Range From | Range To | Organisation |
|---|---|---|
| 12.71.120.0 | 12.71.120.31 |  TK HOLDINGS INC. |
| 12.71.120.32 | 12.71.120.47 | AT&T Enterprises, LLC |
| 12.71.120.48 | 12.71.120.63 | SOUTHWEST CONSTRUCTION NEWS SERVICE |
| 12.71.120.64 | 12.71.120.255 | AT&T Enterprises, LLC |
| 12.71.121.0 | 12.71.121.31 | HCA - INFORMATION TECHNOLOGY |
| 12.71.121.32 | 12.71.121.127 | AT&T Enterprises, LLC |
| 12.71.121.128 | 12.71.121.255 | CORNERSTONE AUTOMATION SYSTEMS |
| 12.71.122.0 | 12.71.122.159 | AT&T Enterprises, LLC |
| 12.71.122.160 | 12.71.122.175 | THE POTTERS HOUSE |
| 12.71.122.176 | 12.71.128.39 | AT&T Enterprises, LLC |
Announced By
ASN
Organisation
AT&T Enterprises, LLC
