This looks like total lame-ness on the part of Yahoo's mailing system. If properly implemented, it is supposed to continually try to send the mail for up to 5 days, even with a domain name (DNS) look up failure. Lu will probably just have to live with it unless he wants to switch email carriers. > From: Noelle <http://dummy.us.eu.org/noelleg> > Date: Wed, 2 Oct 2013 15:17:44 -0700 (PDT) > > > From: http://www.att.net/~ludwig_mayer > > Date: Wed, 2 Oct 2013 11:39:51 -0700 > > > > Hi Noelle, > > This was the bounced message. Once you get past the header garbage > > you'll find my reply to your email. > > Lu > > > > Begin forwarded message: > > > > From: http://profiles.yahoo.com/MAILER-DAEMON > > Date: October 2, 2013 10:12:26 AM PDT > > To: http://www.att.net/~ludwig_mayer > > Subject: Failure Notice > > > > Sorry, we were unable to deliver your message to the following address. > > > > <http://dummy.us.eu.org/noelleg>: > > No MX or A records for alum.calberkeley.org > > > > --- Below this line is a copy of the message. > > > > Received: from [216.39.60.167] by > > nm1.access.bullet.mail.gq1.yahoo.com with NNFMP; 02 Oct 2013 17:12:26 > > -0000 > > Received: from [67.195.23.146] by > > tm3.access.bullet.mail.gq1.yahoo.com with NNFMP; 02 Oct 2013 17:12:26 > > -0000 > > Received: from [127.0.0.1] by smtp118.sbc.mail.gq1.yahoo.com with > > NNFMP; 02 Oct 2013 17:12:26 -0000 > > DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; > > s=s1024; t=1380733946; bh=UZWDkl+gytE9X/ > > 1Brwr7aJsqrQ0V3Mtfhv4Mqj3Jk7k=; h=X-Yahoo-Newman-Id:X-Yahoo-Newman- > > Property:X-YMail-OSG:X-Yahoo-SMTP:X-Rocket-Received:Mime-Version:In- > > Reply-To:References:Content-Type:Message-Id:From:Subject:Date:To:X- > > Mailer; > > b=o3p76eMwjx73RAnpFvBw6fvwrNnj12DoQZwN8LG8JAESLuRXRgGMyIPtYS5sqdLnivkDGL > > jF9yE8wt52GnMjdiStneEV3/hzhny3DmN4hPpZqthOCuE4qPvkRudipJWf8AJnYt63v > > +TBymym70JZbQMwyUerl47ipdLwa3VTcD8= > > X-Yahoo-Newman-Id: http://www.smtp118.sbc.mail.gq1.yahoo.com/~564417.44161.bm > > X-Yahoo-Newman-Property: ymail-3 > > X-YMail-OSG: _ThM.sQVM1n_WliMJ3t.bFcR_2pP4vNE4nQ_OyUSVFqAnOP > > La4dDpk60S1MXCtWExm9CKZr86XVcBkDFEMdSuBw9LbllOWCzWQ2d4Oi2i1F > > MHORMC.FsChwuBHYDSl6lh56eIOWrJp0osV300bi3FUVCwiqikRljYfRieNv > > LFMkfuTmwmQRiPVWoOdlglyuwCl3.ge66_IPO6uu7uabCOTzv3uZueJ83XRw > > 1BUXdeXsfFDy1x9Er48SI438ItqIzjDFqqhn56sqQeAq3MXhfp2YsrF3RNnV > > gU24aF68GwBJKxL8QfZMAysgEgMfhFWNFBs.qeESw8vhBYcTGlG2Rb07L.Vu > > kxDIqMlLLlrVv7o_r2w36DE1FZ0Xw9yxsYnh1NIy_DsAtLQ799HKFpa9YoZr > > IR8h3INl3QW5F5PHKyKCswL7w0zaLR1FQcFX6M8ySjmuus3EK2qWdUOQRP4t > > 09wxnWtOgeYWTfNSFJU4w8VwR6T44rYJo4gVSX4LSM2iEOTAdzUgTFlaB.9s > > 199J063jMg_FMiTOhhHBlqb55MZW9DTqv6gbgEocWryXjXqC_ZE32QfhMytc > > hgZcbiKvtMrVuU_KHZzBYrgn4nJCiLmLeS82vpTnQDzXb_qU59Ieo.3aFpBC > > GSL_1gmZi.zxFx6F48loEEs0oJ8893n72U0wUvwU1YxnXTLKJzBIs9yYfdoX > > lJbcwpOWE6WdgdzybBtjM4DPfZ56Hj.d211wchL5j8W3cvamHAWglNg-- > > X-Yahoo-SMTP: SuSsbomswBCAo2QzFR9J943WP821deS52tfRCVOvK8Nm > > X-Rocket-Received: from [10.0.1.3] (ludwig_mayer@71.139.169.30 with ) > > by smtp118.sbc.mail.gq1.yahoo.com with SMTP; 02 Oct 2013 > > 17:12:25 +0000 UTC > > Mime-Version: 1.0 (Apple Message framework v753.1) > > In-Reply-To: <http://www.zvav.qhzzl.ab-vc.pbz/~alpine.DEB.2.02.1310020841460.5770> > > References: <http://www.zvav.qhzzl.ab-vc.pbz/~alpine.DEB.2.02.1310020841460.5770> > > Content-Type: multipart/alternative; boundary=Apple-Mail-130-847302500 > > Message-Id: <http://www.att.net/~8A49AAD1-1A89-4CCB-A5CB-5E3D70446F05> > > From: http://www.att.net/~ludwig_mayer > > Subject: Re: Oktoberfest events? > > Date: Wed, 2 Oct 2013 10:12:24 -0700 > > To: http://dummy.us.eu.org/noelleg > > X-Mailer: Apple Mail (2.753.1) > > [snip]