Summary
| Country |
 United States
|
| Domain | facebook.com |
| Size | 1,024 |
| Registry | ARIN |
| Network Name | TFBNET1 |
Whois
American Registry for Internet Numbers NET204 (NET-204-0-0-0-0) 204.0.0.0 - 204.255.255.255
Facebook, Inc. TFBNET1 (NET-204-15-20-0-1) 204.15.20.0 - 204.15.23.255
CIDR IP address subranges within 204.15.20.0/22 subnet
- 204.15.20.0/24
- 204.15.21.0/24
- 204.15.22.0/24
- 204.15.23.0/24