Search Again: Re: Problem with reverse domains From: Michael Hambly Date: Friday, June 29, 2001 Time: 1:06:55 pm Chris Thanks for the help, I sent your message to my ISP and they have finally sorted this out. It has taken a very very long time, it seems that most ISPs are short of staff with the expertise of Men and Mice. Michael >At 1:02 PM +0100 6/28/01, Michael Hambly wrote: >>These seem to cause so much trouble for so many! I thought I had >>all this sorted and wonder if it could be since I changed to QDNS 3.5 >> >>This is what I am getting when doing a reverse lookup: >> >>1.129.106.194.in-addr.arpa. 86400 CNAME 1.0.129.106.194.in-addr.arpa. >> >>but shouldn't it be: >> >>1.129.106.194.in-addr.arpa. 86400 PTR news.mayo-ireland.ie. >> >> >>In the zone 0.129.106.194.in-addr.arpa. I have the line >> >>7.0.129.106.194.in-addr.arpa IN PTR news.mayo-ireland.ie. >> >>so any idea on what has gone wrong please? > >What you should see is this: > >1.129.106.194.in-addr.arpa. CNAME 1.0.129.106.194.in-addr.arpa. >1.0.129.106.194.in-addr.arpa. PTR whatever.you.want.here. > >This is what I'm able to find: > >from f.root-servers.net: >194.in-addr.arpa. NS ns.ripe.net. >194.in-addr.arpa. NS ns.eu.net. >194.in-addr.arpa. NS auth03.ns.uu.net. >194.in-addr.arpa. NS ns2.nic.fr. >194.in-addr.arpa. NS sunic.sunet.se. >194.in-addr.arpa. NS munnari.oz.au. >194.in-addr.arpa. NS ns.apnic.net. > >from ns.eu.net (cached answer): >1.129.106.194.in-addr.arpa. CNAME 1.0.129.106.194.in-addr.arpa. >0.129.106.194.in-addr.arpa. NS server.mayo-ireland.ie. >0.129.106.194.in-addr.arpa. NS ns1.tinet.ie. >0.129.106.194.in-addr.arpa. NS mail.mayo-ireland.ie. >0.129.106.194.in-addr.arpa. NS dns1.te.net. > >from server.mayo-ireland.ie: >1.0.129.106.194.in-addr.arpa. PTR server.mayo-ireland.ie. > >However, if I ignore the cached answer and query another of the >servers listed for 194.in-addr.arpa, I get this: > >from sunic.sunet.se: >129.106.194.in-addr.arpa. NS ns1.tinet.ie. >129.106.194.in-addr.arpa. NS dns1.te.net. > >from ns1.tinet.ie and dns1.te.net: >non-authoritative answer (lame delegation) > >This means that, within the last day or so, someone (your ISP?) has >erased their class C subnet reverse zone. So right now, your PTR >records are being found some of the time, but there's a transition >in progress, after which your PTR records will not be found at all. >____________________________________________________________________ >Chris Buxton Men & Mice >cbuxton@menandmice.com We Make DNS Easy! -- * * * * * * http://www.mayo-ireland.ie/ for sites on Ireland. Researching your roots? http://bbs.mayo-ireland.ie/webx? Looking for a chat? http://www.irishchat.net/ E-mail: michael@mayo-ireland.ie * * * * * *

Messages In This Thread: Problem with reverse domains by Michael Hambly on Jun 28, 2001 at 5:38:54 pm Re: Problem with reverse domains by Men & Mice Support on Jun 28, 2001 at 5:58:51 pm Re: Problem with reverse domains by Michael Hambly on Jun 29, 2001 at 1:06:55 pm