The Subdomain exists it is just refusing connections...
(irc.x10hosting.com)
64 bytes from 74.86.198.61: icmp_seq=0 ttl=50 time=41.383 ms
64 bytes from 74.86.198.61: icmp_seq=1 ttl=50 time=41.577 ms
64 bytes from 74.86.198.61: icmp_seq=2 ttl=50 time=41.514 ms
64 bytes from 74.86.198.61...