Summary
| Country |
 United States
|
| Domain | optimum.com |
| Size | 2,048 |
| Registry | ARIN |
| Network Name | SUDDE |
Whois
American Registry for Internet Numbers NET173 (NET-173-0-0-0-0) 173.0.0.0 - 173.255.255.255
Optimum SUDDE (NET-173-216-0-0-1) 173.216.0.0 - 173.219.255.255CIDR IP address subranges within 173.219.128.0/21 subnet
- 173.219.128.0/24
- 173.219.129.0/24
- 173.219.130.0/24
- 173.219.131.0/24
- 173.219.132.0/24
- 173.219.133.0/24
- 173.219.134.0/24
- 173.219.135.0/24