From owner-freebsd-isp Thu Jan 4 15:31:52 2001 From owner-freebsd-isp@FreeBSD.ORG Thu Jan 4 15:31:50 2001 Return-Path: Delivered-To: freebsd-isp@freebsd.org Received: from mgw1.MEIway.com (mgw1.meiway.com [212.73.210.75]) by hub.freebsd.org (Postfix) with ESMTP id 5377937B400 for ; Thu, 4 Jan 2001 15:31:50 -0800 (PST) Received: from sv.Go2France.com (sv.meiway.com [212.73.210.79]) by mgw1.MEIway.com (Postfix Relay Hub) with ESMTP id 7EC4C6A913 for ; Fri, 5 Jan 2001 00:31:49 +0100 (CET) Message-Id: <5.0.2.1.0.20010105002712.045aa2c0@mail.Go2France.com> X-Sender: lconrad%Go2France.com@mail.Go2France.com X-Mailer: QUALCOMM Windows Eudora Version 5.0.2 Date: Fri, 05 Jan 2001 00:30:13 +0100 To: freebsd-isp@freebsd.org From: Len Conrad Subject: Re: Strange DNS issue In-Reply-To: <000b01c076a3$e13eccf0$628a13ac@me> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org >Very sporadically I get a call from someone saying that they cannot get to >www.xyz.com. I have them ping around and they can ping mail and host, but >www comes back with unknown host. If I have them do an nslookup and change >to another DNS server out on the net, it works. A short while later the >problem will resolve itself. >Any clues? Give me a clue, even privately, to the name of troublesome domain and I'll run DNS Analyzer over it. This smells like resolution instability due to illegal CNAME records and/or delegation mess. Len http://BIND8NT.MEIway.com : Binary for ISC BIND 8.2.3 T9B for NT4 & W2K http://IMGate.MEIway.com : Build free, hi-perf, anti-spam mail gateways To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message