| address_in_network | Network membership of IP addresses |
| as.character.ip_address | Class for storing IP addresses |
| as.character.ip_network | Class for storing IP networks |
| format.ip_address | Class for storing IP addresses |
| format.ip_network | Class for storing IP networks |
| hostmask | IP network masking |
| ip_address | Class for storing IP addresses |
| ip_network | Class for storing IP networks |
| is_ipv4 | Classify version of IP address space |
| is_ipv6 | Classify version of IP address space |
| is_ip_address | Class for storing IP addresses |
| is_ip_network | Class for storing IP networks |
| is_subnet | Network membership of other IP networks |
| is_supernet | Network membership of other IP networks |
| is_within | Network membership of IP addresses |
| is_within_any | Network membership of IP addresses |
| netmask | IP network masking |
| network_in_network | Network membership of other IP networks |
| prefix_length | IP network masking |