library(ipaddress)
ip_interface(c("192.168.0.1/10", "2001:db8:c3::abcd/45"))
#> <ip_interface[2]>
#> [1] 192.168.0.1/10 2001:db8:c3::abcd/45
ip_interface(ip_address(c("192.168.0.1", "2001:db8:c3::abcd")), c(10L, 45L))
#> <ip_interface[2]>
#> [1] 192.168.0.1/10 2001:db8:c3::abcd/45
as_ip_address(ip_interface("192.168.0.1/10"))
#> <ip_address[1]>
#> [1] 192.168.0.1
as_ip_network(ip_interface("192.168.0.1/10"))
#> <ip_network[1]>
#> [1] 192.128.0.0/10
ip_interface(NA)
#> <ip_interface[1]>
#> [1] <NA>
Created on 2020-03-31 by the reprex package (v0.3.0)