First Title

Text parse :)

Linux terminal one liners combine with a l1tl3 bit wtf uiz .

Birds are singing.

The fish are swimming.

People are printing.

$ whois -h whois.cymru.com -- '-v 23.106.249.53'

It l find ASN

$ whois -h whois.radb.net -- '-i origin AS174' | awk '/198.16.66.0\/23/,/^$/'

Will print until 1 empty str

$ whois -h whois.radb.net -- '-i origin AS59253' | grep -B 20 "MAINT-AS111"

$ whois -h whois.radb.net -- '-i origin AS59253' | grep -A 20 "MAINT-AS111"

Guess what A & B means?)

$ whois -h whois.radb.net -- '-i origin AS59253' | grep -Eo "([0-9.]+){4}/[0-9]+"

PrNT all 4 times repeated subsequence & CIDR