forum opens by ip but not by url

[محروم.كوم]

strange problem since i transffer my site to new hosting..

i havent such problem before..

not consistent but within last five days, 2-3times i experienced this problem..

i've asked my other friends and they can access my site..even i can access by entering my site's ip or accesing it by using proxy..

but i can't access by entering url..


any clues?

Please advice me wht to do.. __DEFINE_LIKE_SHARE__