Esto es lo que me muestra cuando intento enviar correos a mi cuenta:

Delivery to the following recipient failed permanently:

      info@abdelkairuz.com

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain  abdelkairuz.com  by mx1.hostinger.co . [31.170.164.5].

The error that the other server returned was:
554 5.7.1 < info@abdelkairuz.com >: Relay access denied


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Date: Mon, 16 Feb 2015 09:25:13 -0500
Message-ID: < CAGAE3+CJ1iTeh_Xy5UxxCup2kmBFYTZiRfniDvkHa+yJv8iKJA@mail.gmail.com >
Subject: prueba
From: Abdel Kairuz < abdelkairuz@gmail.com >
To: abdel kairuz < info@abdelkairuz.com >
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