Sam MacDonald wrote: > I now use visi.com (think global act local) thx i'll check em out > nonviolentpeaceforce.org is your domain name used for email and web site. > nvpf.org is another domain named used for nonviolentpeaceforce.org. > who did the domain name registration on the 2 names? > when I did a "whois" on both names they come up with different > information (IP etc...) > when I ping the domain names I get different IP addresses (big clue) > when I tracert the domain names I get different information. (this is key) nonviolentpeaceforce.org is hosted gratis by some generous folk, setup prior to my hire. nvpf.org is my addition, wbel, in house. > when I http://www.nvpf.org I get to http://www.nonviolentpeaceforce.org http redirect. > (the reverse is true) eh? > some where the DNS "may" have an issue determining where or what IP > addresses the names are to use. eh? > it looks like 209.240.253.93 and 216.15.192.47 are pointing to the same > place. no. > email does not like that it likes an exact place to go especially when > receiving servers are verifying the sending server as a static address. > When the IP addresses don't match the email bounces. eh? there is only one MX for nonviolentpeaceforce.org. on the other hand, i send out email with @nonviolentpeaceforce.org return addresses via our nvpf.org server. receiving servers that check SPF might bounce such mail if nonviolentpeaceforce.org were to define SPF records. i've never asked if they do, but, the verizon incident is the only mail bounce problem i've come accross, and we send alot of email, so i really doubt it. and anyway, if verizon was actually implementing SPF verification, why would it work better just because i send mail for them via cpinternet rather than via nvpf.org? according to SPF, that should fail too. i was thinking your prior email was describing some scheme whereby ISPs sold "static IP" addresses that still ended up listed in "dynamic" maps, and i still wonder if that's why verizon started rejecting mail from my server. > Pinging www.nvpf.org [209.240.253.93] with 32 bytes of data: > Request timed out. i don't answer pings. > greg whitley mott wrote: >>> Sam MacDonald wrote: >>>> I think you have to switch to a business class service with Comcast >>>> to get a static IP address that is really static. >>>> What they might do if it isn't business class is a MAC reservation >>>> within the DHCP scope for an address, this would cause your mail to >>>> get bounced as a dynamic address. The address would still be in the >>>> scope that is dynamic. >>>> They use the MAC address on your router and tell the scope the >>>> address associated with this MAC can't be given to any other MAC >>>> address. >>>> >>>> Many businesses use reservations within a DHCP scope to keep from >>>> having static addresses on all their servers, it's easier to manage. >> >> hmm, interesting. >> >> nvpf.org has a static ip with cpinternet.com. postfix delivers >> delightedly to almost everywhere. i registered onto the AwOL bulk >> mail whitelist, they accepted small amounts of mail anyway but larger >> amounts needed registration with their whitelist. >> >> for verizon, i have the following transport map entries: >> verizon.net smtp:mail.cpinternet.com >> .verizon.net smtp:mail.cpinternet.com >> >> i didn't need to do anything special for verizon until just a couple >> weeks ago. when i noticed verizon stuff bouncing, that's how i fixed >> it. i considered complaining to verizon, but took the path of least >> resistence instead. i presumed at the time that perhaps verizon has >> started enforcing SPF or something, but haven't looked into it. >> >> but sam, might verizon be bouncing me because cpinternet is doing as >> you say? or, since our mail goes directly to everywhere else, does it >> not really apply to us? Sam MacDonald wrote: > I just got this message today! sorry, i used the wrong return address, so it sat in the moderators queue, looks like it got approved after a couple of days rather than discarded. -greg Greg Whitley Mott IT Coordinator NonviolentPeaceforce.org