[NRVR-Members] On GMail and Unwanted E-Mails
adrien.drouault at gmail.com
Thu Jan 24 12:07:20 CST 2019
Yeah, your DNS issues could definitely have contributed. Unfortunately,
GMail makes it extremely difficult to view headers, and I have no easy way
of picking out the ones that were flagged from all the rest, so trawling
through the headers to see which one isn't like the others isn't going to
I've got a rocket to build ...
On Thu, Jan 24, 2019 at 11:02 AM Weeks, Thomas <t.weeks at vt.edu> wrote:
> As would I.
> However.. one thing that would DEFINITELY cause spam actions to be taken..
> my forward and reverse DNS entries for the host name did not match (due to
> an old/expired domain). I fixed that a week ago after this was brought up:
> $ host 18.104.22.168
> 22.214.171.124.in-addr.arpa domain name pointer server2.xcssa.pw.
> $ host server2.xcssa.pw
> server2.xcssa.pw is an alias for xcssa.pw.
> xcssa.pw has address 126.96.36.199
> which is now correct.
> FYI.. Traditionally.. if your MTA (mail server) server's DNS *"A" record*
> and *PTR record* (reverse IP to name) do not match.. many MTAs will auto
> filter (or drop session) on such emails.
> Let me know if anyone sees an NRVR email get filtered.. and if so.. send
> me (and Adrian it sounds like :) a copy of the full email (with headers
> T.Weeks, The "IT Geek"
> *From:* nrvr-members-bounces at server2.nrvr.org <
> nrvr-members-bounces at server2.nrvr.org> on behalf of Adrien Drouault <
> adrien.drouault at gmail.com>
> *Sent:* Thursday, January 24, 2019 10:49 AM
> *To:* NRV
> *Subject:* [NRVR-Members] On GMail and Unwanted E-Mails
> Wrapping back to the "GMail sometimes flags NRVR list traffic as spam"
> I've realized that it actually hasn't done it to me in quite a while.
> I've been looking at the headers of the things that do get tagged there,
> and discovered a few interesting things (well, interesting to the IT-geeks
> among us, at least).
> There's nothing in the headers that says "this is spam". Actually, I have
> several examples with SPF, DKIM and ARC all "passing", but it's still
> flagged as spam.
> Finding that, I did some research, and found that Google will flag things
> as spam that are "similar to things you've reported as spam in the past".
> Everything I've had from the list that got flagged, I used their "this is
> not spam" button, so, maybe they have some sort of Bayesian thing going on
> as well.
> Long story short, it would definitely be interesting to see the headers on
> something that's from the list and gets flagged, but I think I won't be
> able to provide it at this point.
> *Quidquid latine dictum sit, altum viditur.*
> NRVR-Members mailing list
> NRVR-Members at mail.nrvr.org
*Quidquid latine dictum sit, altum viditur.*
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