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The output of your command "netstat -rn" is:

Kernel IP routing table
Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
0.0.0.0         192.168.254.254 0.0.0.0         UG        0 0          0 enp0s3
192.168.254.0   0.0.0.0         255.255.255.0   U         0 0          0 enp0s3