Hope you like my ansi art egg!
Get it with nc 220.127.116.11 2105
Connecting to the challenge service produced an ANSI art Egg:
$ nc 18.104.22.168 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 22.214.171.124 2105 | sed 's/\x1b\[[0-9;]*[a-zA-Z]//g'
The accepted flag was,