220 mailpot.garrows.com SMTP Server
GET / HTTP/1.1
Host: 110.20.235.68:25
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko
Accept: */*
Accept-Encoding: gzip
500 Syntax error [Accept-Encoding: gzip]
500 Syntax error [User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko]
500 Syntax error [GET / HTTP/1.1]
500 Syntax error [Host: 110.20.235.68:25]
500 Syntax error []
500 Syntax error [Accept: */*]