Page Comparison

Block those routes to be learn by a routing table (RiB) by any protocol or source without using policy

             0.0.0.0/0 exact -- allowed
             0.0.0.0/8 orlonger -- disallowed
             127.0.0.0/8 orlonger -- disallowed
             192.0.0.0/24 orlonger -- disallowed

             240.0.0.0/4 orlonger -- disallowed
             224.0.0.0/4 exact -- disallowed
             224.0.0.0/24 exact -- disallowed

127/8  reserved for loopback in RFC1122

192/8 reserved in RFC6890 by IANA 

             ::1/128 exact -- disallowed
             ff00::/8 exact -- disallowed
             ff02::/16 exact -- disallowed

RFC1918 private ip address space

10/8

172.16/12

show route martians

show route martians table inet.0