Hi, Chris I noticed that when I send an email to this list from home, it goes through. But when I send it from the field by cellular phone, sometimes it goes through and sometimes it doesn't. Does it have something to do with the location where I am sending it from?
Gus Sent using Zoho Mail ---- On Thu, 22 Nov 2018 08:52:41 -0800 Christopher T. Tessaglia-Hymes <[email protected]> wrote ---- > Hi Jeanne, et. al., > It appears that you may not be receiving messages posted by you because of > Yahoo’s DMARC policy. I’m not sure if you are familiar with DMARC policies > implemented by email service providers since 2014 (which you can read more > about here: https://help.yahoo.com/kb/SLN24050.html and here: > https://en.wikipedia.org/wiki/DMARC), but these policy changes are an > attempt to curb spam. One downside to DMARC policy implementation is that > sometimes a legitimate email message will get flagged as spam and won’t get > delivered to a recipient. One of the DMARC policies used by DMARC-compliant > email service providers, such as Yahoo, may result in a message getting > flagged if, for example, it originated from a Yahoo email address, but did > not appear to originate from the Yahoo email server. > In the case of messages sent to the NYSbirds-L eList, all messages come in > to Cornell’s Lyris Listmanager server from a sender’s email service provider > (i.e., domain = @yahoo.com), which then gets redirected out from Cornell’s > Lyris Listmanager server (domain = @list.cornell.edu) to all subscribed > email addresses (currently 1,255 subscribers). This process makes the > original recipient email address server and the “sender’s” email address > server different. When the message is attempted to be delivered to a > DMARC-compliant email service provider, especially if the recipient has the > same email service provider as the original sender’s (i.e., Yahoo), then > the message gets flagged, rejected, and fails delivery. > Here’s a good graphic that visually demonstrates this process: > https://www.proofpoint.com/sites/default/files/pftp-dmarc-blog-healthcare-2.png > > One approach to work around this DMARC spam filtering is to arrange with > your Internet Service Provider to whitelist any messages coming from the > @list.cornell.edu domain. > Here are some useful links: > > https://www.thebalancecareers.com/how-do-i-whitelist-email-sender-or-a-domain-in-yahoo-mail-3515043 > > http://onlinegroups.net/blog/2014/02/25/how-to-whitelist-an-email-address/ > https://itstillworks.com/add-domain-names-safe-lists-yahoo-20269.html > While I know how frustrating this may be, hopefully this is helpful in > explaining the root cause and I apologize that some subscribers are having > these or similar issues. > Sincerely, Chris Tessaglia-Hymes > NYSbirds-L eList Owner Ithaca, NY > > On Nov 22, 2018, at 8:54 AM, Jeanne <[email protected]> wrote: > I posted a lapland long spur yesterday along with snow buntings and horned > larks. It was never posted!! But they posted my question immediatly? Lmao > > Sent from Yahoo Mail on Android -- NYSbirds-L List Info: Welcome and > Basics Rules and Information Subscribe, Configuration and Leave Archives: > The Mail Archive Surfbirds ABA Please submit your observations to eBird! -- > > -- Chris Tessaglia-Hymes Listowner, NYSbirds-L Ithaca, New York > [email protected] NYSbirds-L – Archives > NYSbirds-L – Welcome and Basics > NYSbirds-L – Rules and Information > NYSbirds-L – Subscribe, Configuration and Leave > -- NYSbirds-L List Info: Welcome and Basics Rules > and Information Subscribe, Configuration and Leave Archives: > The Mail Archive Surfbirds ABA Please submit your > observations to eBird! -- -- NYSbirds-L List Info: http://www.NortheastBirding.com/NYSbirdsWELCOME.htm http://www.NortheastBirding.com/NYSbirdsRULES.htm http://www.NortheastBirding.com/NYSbirdsSubscribeConfigurationLeave.htm ARCHIVES: 1) http://www.mail-archive.com/[email protected]/maillist.html 2) http://www.surfbirds.com/birdingmail/Group/NYSBirds-L 3) http://birding.aba.org/maillist/NY01 Please submit your observations to eBird: http://ebird.org/content/ebird/ --
