Hi, my roundcube is set but not receiving email

[yuuhi]

HIIIIIIIII! MY FRIENDS!!

i from brazil and want help you, my roundcube is alright i can send email for hotmail.com / outlook allright
but when i will send email for me can't to receive

some know resolved this .! i need much this webmail fast 

[yuuhi]

i also wanted speak that when i send email for my roundcube show is message delivery status notification (failure) on outlook for roundcube and other sites how recover password etc not received email someone help me

ah, srry my english.!

[SKaero]

It sounds like your DNS isn't setup correctly if you can't receive email. If the mail server is provided by a host try contacting them for support.

[yuuhi]

My HMail is so configured for local ip ip have to put the machine . ? to receive mail?

my configuration round cube

IMAP = localhost , port 127
SMTP = localhost, port 25! can be this problem .? but i can Logg send email for my outlook but outlook for my roundcube webmail not receive 

HELP HELP !! GOGOGO