Official MTA server list
Wojjie Networks
Wojjie.net (1) ip : 64.246.50.5 ..::.. port : 2003
Wojjie.net (2) ip : 64.246.50.5 ..::.. port : 2103

MM Internet
 
mta.mminternet.com ip : 216.86.220.13 :: port : 2003
 

Check ASE for more servers
Download ASE here