I am sorry, I missed the original examples. That said, while I definitely believe that Gmail likely does not intend to have any deliberate delays on inbound, but we have seen a very consistent change in reception at Gmail over the past few months. This has been consistent across our outbound infrastructures in different locations and this has been identified by other networks sending into Gmail as well. On Thu, May 31, 2018 at 8:38 PM Brandon Long <[email protected]> wrote: > > His examples are outbound mail from Gmail. > > Pretty sure we have no deliberate delays on inbound mail, nor any limits on > allowed number of connections. Any pushback is done with smtp response codes. > > Brandon > > On Thu, May 31, 2018, 11:32 AM John Stephenson <[email protected]> > wrote: >> >> Yes. I at least one other ESP has acknowledge to me that they are >> seeing this. I've also seen this change apparent in some gmail >> headers which show the time to delivery. It appears that Gmail >> started to make this change in February. We became aware of it in >> April and things only seem to be getting worse in May. >> >> It looks like they have slowed the acceptance messages they will >> receive in a connection and they will refuse new connections from >> being opened. As this is pre-SMTP and we are using Momentum, we do >> not see a temporary failed attempt--we just see delays in sending out. >> This does not target any specific IP or IP group--this appears like a >> universal speed limit. This can result in significant delays--I'm not >> sure if these effects are known or considered at Gmail. >> >> - J >> On Thu, May 31, 2018 at 7:38 PM Jaren Angerbauer >> <[email protected]> wrote: >> > >> > On Wed, May 30, 2018 at 10:53 AM, Paul Witting >> > <[email protected]> wrote: >> >> >> >> All, >> >> >> >> >> >> >> >> We’ve been getting complaints of slowness receiving mail and undelivered >> >> mail since last Saturday; all involve Gmail. Just checked on another one, >> >> submitted to Gmail at 5/29 11:28 PDT, but the next hop server didn’t get >> >> it until 5/30 02:10 PDT; our serer got it 3 seconds later. We’ve had >> >> another client’s delayed oer 24 hours, and we are pretty sure another >> >> timed out inside Gmail’s systems >> >> >> >> >> >> >> >> IS anyone else experiencing this? >> > >> > >> > >> > Yes, seeing this as well. >> > >> > --Jaren >> > _______________________________________________ >> > mailop mailing list >> > [email protected] >> > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop >> >> _______________________________________________ >> mailop mailing list >> [email protected] >> https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
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