% grep GET log | cut -d" " -f1 | rev | cut -d"." -f1 | rev | sort | uniq | grep -v [0-9] > log2
% paste -s log2
at      au      be      bm      br      ca      ch      com     de      dk      edu     fi     fr       gov     id      ie      il      int     is      it      jp      kr      mil     mx      my      net     nl     no       nz      org     se      sg      uk      us      za
(Why doesn't paste accept stdin?)

Still missing a great deal, but I'm no longer keeping track.