[Trisquel-users] Re : How can one capture the "Failed to resolve" output to console during an nMap scan ?

[lcerf]

It is easy to get the two additional columns you asked for.  With two  
additional loops:
$ tr -sc 0-9\\n ' ' < hostname_list | awk '{ k = 0; for (i = 0; k < 4 && ++i   
i; --k) printf $k "."; printf $k "\t"; while (++k