i am having trouble with my Ident..

it used to work fine, but now it doesnt...i dont know why..here is what i get now

* Connecting to irc.link-net.org (+7000)
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-irc.link-net.org- *** Looking up your hostname...
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-irc.link-net.org- *** Checking Ident
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-irc.link-net.org- *** Couldn't look up your hostname
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-irc.link-net.org- *** No Ident response
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Ping? Pong!

i have done all the port fowarding steps, like i have said it used to work...can any one help me?? thanks