Can not recieve email

Can not recieve email

I can send emails just fine but when someone tries to send me an email it won't work and they get this 

Technical details of permanent failure: 
DNS Error: Address resolution of  alexandrairiarte.com . failed: DNS server returned answer with no data

----- Original message -----

DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
       d= gmail.com ; s=20120113;
       h=from:content-type:content-transfer-encoding:subject:message-id:date
        :to:mime-version;
       bh=3q2aybnpejRIhJHzJmE7vv7vg7QPcZn41Eow86xlGuY=;
       b=XA2h57ydEuHsqRxlvH3Na64t5lac9/FGzptBd4z+hXCgvs5M9sLCnaeKoP7FbiMQ/N
        PRMvDJ7NVMDlm2O8VpcgQSJj74VRYIHDxQFpM8vbNMiMBYxZHmQ+OaVVR1Z+K5wRjxFY
        jKtsswzooxlu/dACATMACarPNKxEIrd4EXJRPPhnp0eL9lMRDzMfHJ+isBQkoZ82gbs+
        PcN+8kWCPtMQ7vFAX4UhngQsT9VJYvlCMLfBwfEiwwddYJoeWakbZt6N8DNZwFqPyQb1
        QbTuwkzausNXBO9oxWr8kbdknmP5esYhkkwHUjZo69dVYh0WB2H5T195BjDOaFqHly3R
        S3Fw==
X-Received: by 10.66.232.230 with SMTP id tr6mr10652065pac.152.1424378016809;
       Thu, 19 Feb 2015 12:33:36 -0800 (PST)
Return-Path: < alexandrabbnv@gmail.com >
Received: from ?IPv6:2601:9:a00:1575:a91f:74b5:a16f:ed2? ([2601:9:a00:1575:a91f:74b5:a16f:ed2])
       by  mx.google.com  with ESMTPSA id se2sm9465845pac.38.2015.02.19.12.33.35
       for < a@alexandrairiarte.com >
       (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128);
       Thu, 19 Feb 2015 12:33:36 -0800 (PST)
From: Alexandra Iriarte < alexandrabbnv@gmail.com >
X-Google-Original-From: Alexandra Iriarte < airiarte89@gmail.com >
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Subject: heyyyy
Message-Id: < 75265E9D-54DC-4A0C-BB03-F6432FDB24ED@gmail.com >
Date: Thu, 19 Feb 2015 12:33:35 -0800
To: Alexandra Iriarte < a@alexandrairiarte.com >
Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2070.6\))
X-Mailer: Apple Mail (2.2070.6)


None of this makes sense to me, so if you can help me out I would appreciate it. Please let me know if there's something I can do.