Hope you like my ansi art egg!
Get it with nc 188.8.131.52 2105
Connecting to the challenge service produced an ANSI art Egg:
$ nc 184.108.40.206 2105
My assumption was that the flag was hidden "under" the ANSI codes so I piped the output to
sed to remove all the escape sequences:
$ nc 220.127.116.11 2105 | sed 's/\x1b\[[0-9;]*[a-zA-Z]//g'
The accepted flag was,