> On Mar 11, 2016, at 7:37 AM, /dev/rob0 <r...@gmx.co.uk> wrote: > > On Fri, Mar 11, 2016 at 07:05:34AM -0700, @lbutlr wrote: >> I’ve been trying to track down why users have stopped receiving any >> mail from yahoo users and after searching the logs and even going >> so far as to create a yahoo mail account and send mail to myself, I >> see no attempts by yahoo to connect to my server. It seems anything >> sent to my mail server simply disappears. Showing the gross > > Triple-check your own DNS.
Seems to check out ok according to online tools. Google has no problems. Various banks have no problems. This seems to be isolated to Yahoo. > Is the zone signed? Did signatures expire for some reason? It could be that > Y! are having issues with resolving your zone. It could be, but then why the lack of DNDs to the senders? > While as you said it is OT, if you share more information, we'll > perhaps be able to spot something wrong. I have MX monitoring that says I am not on any blacklists and that the server is secure # dig @8.8.8.8 covisp.net any ;; ANSWER SECTION: covisp.net. 21599 IN SOA covisp.net. root.covisp.net. 2015122607 300 300 300 300 covisp.net. 21599 IN NS ns1.covisp.net. covisp.net. 21599 IN NS mail.covisp.net. covisp.net. 21599 IN NS ns2.covisp.net. covisp.net. 21599 IN A 75.148.37.66 covisp.net. 21599 IN A 65.121.55.44 covisp.net. 21599 IN A 75.148.37.67 covisp.net. 21599 IN MX 10 mail.covisp.net. covisp.net. 21599 IN TXT "v=spf1 mx a ip4:65.121.55.42/32 -all” # dig @8.8.8.8 mail.covisp.net ;; ANSWER SECTION: mail.covisp.net. 19976 IN A 65.121.55.42 # dig @8.8.8.8 -x 65.121.55.42 ;; ANSWER SECTION: 42.55.121.65.in-addr.arpa. 21599 IN PTR mail.covisp.net. -- 'Sometimes there has to be a civil war, and sometimes, afterwards, it's best to pretend something didn't happen. Sometimes people have to do a job, and then they have to be forgotten.' --Men at Arms
