Ahh, now I see what you mean. Sorry, I assumed that since I had no trouble getting mail thru to AOL, I passed the reverse lookup. Now the conversation makes more sense, thanks
Mark Bushaw ----- Original Message ----- From: "Bill Conlon" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, June 19, 2003 4:28 PM Subject: Re: Witango-Talk: including snippets of code [OT] Mail > What do you mean by 'pass reverse DNS lookup'? > > My DNS query shows: > > bushaw.org. 43200 A 64.60.193.244 > moveitout.com. 43200 A 64.60.193.244 > 244.193.60.64.in-addr.arpa. 86400 PTR 64-60-193-244.cust.telepacific.net. > > > Clearly the PTR doesn't match the A records. > > >These domains are all on the same computer, using the same mailserver and > >they all pass reverse DNS lookup- > >Bushaw.org > >Saxpics.com > >SimProUSA.com > >CoastalMicroSupply.com > >MoveItOut.com > > > >Mark Bushaw > > > >----- Original Message ----- > >From: "Bill Conlon" <[EMAIL PROTECTED]> > >To: <[EMAIL PROTECTED]> > >Sent: Thursday, June 19, 2003 3:24 PM > >Subject: Re: Witango-Talk: including snippets of code [OT] Mail > > > > > >> Ok, here's a typical setup (ignoring NS records) that people use for > >> hosting domains > >> > >> Your main zone is > >> > >> mydomain.com A 123.456.789.123 > >> www.mydomain.com CNAME mydomain.com > >> mydomain.com MX 10 mydomain.com > >> > >> Lets assume you have a full Class C, since it's simpler than classless > >> delegation (when you have 8/16/32/64/128 IP addresses) > >> > >> Then your reverse zone includes: > >> > >> 123.789.456.123.in-addr.arpa PTR mydomain.com > >> > >> So you're typically sending mail with your address ([EMAIL PROTECTED]) via > >> your SMTP server at mydomain.com which passes the reverse lookup test. > >> > >> Your client at herdomain.com is using virtual hosts on yours server and > >> is set up as: > >> > >> herdomain.com A 123.456.789.123 > >> www.herdomain.com CNAME herdomain.com > >> herdomain.com MX 10 herdomain.com > >> > >> There can't be a single pointer to two A records, so when > >> [EMAIL PROTECTED] sends mail, the reverse lookup points to > >> mydomain.com! This causes the mail to bounce if the reverse lookup test > >> is used. > >> > >> > >> > >> >Very Interesting! I have multiple domains and a single mail server. > >> >The mail server has its own domain (smtpmirage.net). > >> >All the hosted domains A records point directly to the IP address. The MX > >> >record points to mail@<domain>.com (and mail@<domain>.com is an A record > >> >that points to the IP address). > >> >Seems to work OK...... > >> > > >> >Mark Bushaw > >> > > >> >----- Original Message ----- > >> >From: "Ben Johansen" <[EMAIL PROTECTED]> > >> >To: <[EMAIL PROTECTED]> > >> >Sent: Thursday, June 19, 2003 2:36 PM > >> >Subject: RE: Witango-Talk: including snippets of code [OT] > >> > > >> > > >> >> Interesting > >> >> > >> >> Didn't realize that because I have multiple domains on mine. > >> >> > >> >> >Anyway, it's just a rant. I had a server crash on me earlier this > >year > >> >> > >> >> >when it got hijaced by a spammer, and I've spent a lot of hours this > >> >> year > >> >> >fighting off spam. But I still think it's better to allow mail from > >> >> >senders that don't pass the reverse lookup, and instead rely on black > >> >> >hole lists at the server, and some simple filters on the mail readers. > >> >> > >> >> >Because I don't want to have to tell my clients that we can't receive > >> >> >mail from them. > >> >> > >> >> Considering turning it off. > >> >> > >> >> Ben Johansen - http://www.pcforge.com > >> >> Authorized Witango Reseller http://www.pcforge.com/WitangoGoodies.htm > >> >> Authorized MDaemon Mail Server Reseller > >> >> http://www.pcforge.com/AltN.htm > >> >> > >> >> > >> >> -----Original Message----- > >> >> From: Bill Conlon [mailto:[EMAIL PROTECTED] > >> >> Sent: Thursday, June 19, 2003 2:11 PM > >> >> To: [EMAIL PROTECTED] > >> >> Subject: RE: Witango-Talk: including snippets of code [OT] > >> >> > >> >> Off-topic: > >> >> > >> >> I would send this directly, but it might bounce. > >> >> > >> >> One problem w/ PTR records is they map one-to-one to A records. But > >> >> many > >> >> names (both A and CNAME records) map to one PTR. Hence if you support > >> >> many domains with a single mail server, you can't satisfy the reverse > >> >> lookup condition. > >> >> > >> >> Also, you can't always keep PTRs up to date unless you run the reverse > >> >> zone for your subnet. Some ISPs will NOT provide classless delegation, > >> >> so you have to depend on the ISP to maintain your PTRs, leaving you at > >> >> their mercy -- not a good thing in my opinion. > >> >> > >> >> For most of our clients for whom we provide mail, I ask them to use our > >> >> server for POP, but continue to use their ISP for SMTP. Some though > >> >> prefer to use our server for both, and the consequence is that AOL just > >> >> doesn't get messages from them. > >> >> > >> >> Of course AOL's hypocracy is the big story, since they and hotmail have > >> >> been big spam sources. And much spam now flows through open relays, > >> >> which may still have PTR records that match the A record, so what does > >> >> that do? > >> >> > >> >> Anyway, it's just a rant. I had a server crash on me earlier this year > >> >> when it got hijaced by a spammer, and I've spent a lot of hours this > >> >> year > >> >> fighting off spam. But I still think it's better to allow mail from > >> >> senders that don't pass the reverse lookup, and instead rely on black > >> >> hole lists at the server, and some simple filters on the mail readers. > >> >> > >> >> Because I don't want to have to tell my clients that we can't receive > >> >> mail from them. > >> >> > >> >> >Hi, > >> >> > > >> >> >Sorry you couldn't connect. > >> >> > > >> >> >I went to dnsreport.com and your mail server doesn't reverse DNS > >> >> >(checkout fail in MX section) > >> >> > > >> >> > >>http://www.dnsreport.com/tools/dnsreport.ch?domain=internetcommercesolu > >> >> t > >> >> >ions.net > >> >> > > >> >> >In order to curb spam there is a shift in this, AOL has shifted to > >this > >> >> >and those who have mail servers that don't have PTR (reverse DNS) > >> >> cannot > >> >> >post to AOL. There are a bunch of companies that are following suit > >> >> > > >> >> > > >> >> >Ben Johansen - http://www.pcforge.com > >> >> >Authorized Witango Reseller http://www.pcforge.com/WitangoGoodies.htm > >> >> >Authorized MDaemon Mail Server Reseller > >> >> >http://www.pcforge.com/AltN.htm > >> >> > > >> >> > > >> >> >-----Original Message----- > >> >> >From: Fogelson, Steve [mailto:[EMAIL PROTECTED] > >> >> >Sent: Thursday, June 19, 2003 1:26 PM > >> >> >To: '[EMAIL PROTECTED]' > >> >> >Subject: RE: Witango-Talk: including snippets of code > >> >> > > >> >> >Ben, > >> >> > > >> >> >I have had that trouble in the past as well. You might want to check > >it > >> >> >out. > >> >> >I was going to buy a Witango update from you on the day before the > >> >> price > >> >> >increases, but couldn't get through you email server. > >> >> > > >> >> >Have made the update since. > >> >> > > >> >> >Steve Fogelson > >> >> > > >> >> >-----Original Message----- > >> >> >From: John McGowan [mailto:[EMAIL PROTECTED] > >> >> >Sent: Thursday, June 19, 2003 3:13 PM > >> >> >To: [EMAIL PROTECTED] > >> >> >Subject: Re: Witango-Talk: including snippets of code > >> >> > > >> >> > > >> >> >Ben, > >> >> > > >> >> >I tried to send this post to you off the list, but your mail server > >> >> >doesn't seem to be accepting any thing from my mail server. > >> >> > > >> >> >Anyway, see my comments below about nested @includes. > >> >> > > >> >> > > >> >> >Ben Johansen wrote: > >> >> > > >> >> >>Off List, > >> >> >> > >> >> >>Now, I remember (coffee finally kicked in) > >> >> >> > >> >> >>The reason your sub-include of the TML works is because TML is one of > >> >> >>the extensions setup in the web server to tell the web server that > >> >> >>Witango is responsible to process this file. > >> >> >> > >> >> >> > >> >> > > >> >> >No, the @include tag doesn't interact at all with the web server. > >It > >> >> >also doesn't care about file extensions. When the app server comes > >> >> >across an @include, it doesn't care what file extension it is... it > >> >> >simply includes the file and evaluates any meta code it comes across. > >> >> > > >> >> >>In the case where an included HTML file calling a SUB-HTML file this > >> >> is > >> >> >>not the case. The SUB would not have its metatags processed > >> >> >> > >> >> >> > >> >> >Yes they are... See the enclosed example... I just tested this out. > >> >> > > >> >> >test.taf does an @include of test1.html > >> >> > > >> >> >test1.html does an @include of test2.html > >> >> >test2.html does an @include of test3.html > >> >> >test3.html executes @currentdate. > >> >> > > >> >> > > >> >> >/John > >> >> > > >> >> > >>_______________________________________________________________________ > >> >> _ > >> >> >TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> >> > >>_______________________________________________________________________ > >> >> _ > >> >> >TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> >> > > >> >> > >>_______________________________________________________________________ > >> >> _ > >> >> >TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> >> > > >> >> > >> >> > >> >> Bill Conlon > >> >> > >> >> To the Point > >> >> 345 California Avenue Suite 2 > >> >> Palo Alto, CA 94306 > >> >> > >> >> office: 650.327.2175 > >> >> fax: 650.329.8335 > >> >> mobile: 650.906.9929 > >> >> e-mail: mailto:[EMAIL PROTECTED] > >> >> web: http://www.tothept.com > >> >> > >> >> > >> >> > >________________________________________________________________________ > >> >> TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> >> > >> >> > >________________________________________________________________________ > >> >> TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> > > >> >________________________________________________________________________ > >> >TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > >> > > >> > >> > >> Bill Conlon > >> > >> To the Point > >> 345 California Avenue Suite 2 > >> Palo Alto, CA 94306 > >> > >> office: 650.327.2175 > >> fax: 650.329.8335 > >> mobile: 650.906.9929 > >> e-mail: mailto:[EMAIL PROTECTED] > >> web: http://www.tothept.com > >> > >> > >> ________________________________________________________________________ > >> TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > > > >________________________________________________________________________ > >TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf > > > > > Bill Conlon > > To the Point > 345 California Avenue Suite 2 > Palo Alto, CA 94306 > > office: 650.327.2175 > fax: 650.329.8335 > mobile: 650.906.9929 > e-mail: mailto:[EMAIL PROTECTED] > web: http://www.tothept.com > > > ________________________________________________________________________ > TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf ________________________________________________________________________ TO UNSUBSCRIBE: Go to http://www.witango.com/maillist.taf
