ip-route-show
Display subcommand for IP Routing table management.
TLDR
Display the routing table
$ ip route show
Display the main routing table (same as first example)
$ ip route show [main|254]
Display the local routing table
$ ip route show table [local|255]
Display all routing tables
$ ip route show table [all|unspec|0]
List routes from a given device only
$ ip route show dev [eth0]
List routes within a given scope
$ ip route show scope link
Display the routing cache
$ ip route show cache
Display only IPv6 or IPv4 routes
$ ip [-6|-4] route show