Yes probably but It seem laurinkeithdavis on 
gmail.com have this problem too.
--------------------------------------------
En date de : Ven 14.4.17, BRUMM Steffen <Steffen.BRUMM(a)frankstahl.com> a écrit :
 Objet: AW: [xwiki-users] Bounced Emails
 À: "Pascal BASTIEN" <pbasnews-xwiki(a)yahoo.fr>fr>, "XWiki Users"
<users(a)xwiki.org>
 Date: Vendredi 14 avril 2017, 9h23
 Maybe a yahoo-only-problem? I
 dont have such troubles.
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 -----Ursprüngliche Nachricht-----
 Von: users [mailto:users-bounces@xwiki.org]
 Im Auftrag von Pascal BASTIEN
 Gesendet:
 Freitag, 14. April 2017 09:21
 An: XWiki
 Users
 Betreff: Re: [xwiki-users] Bounced
 Emails
 Hello,
 Same problem for me.
 Pascal B
 --------------------------------------------
 En date de : Jeu 13.4.17, Keith Davis <laurinkeithdavis(a)gmail.com>
 a écrit :
  Objet: Re:
 [xwiki-users] Bounced Emails
  À:
 "XWiki Users" <users(a)xwiki.org>
  Date: Jeudi 13 avril 2017, 14h29
  Still happening, about once
 a month. :(
  On Fri, Dec
 16, 2016 at 1:05 PM, Sergiu  Dumitriu <sergiu(a)xwiki.org>
  wrote:
  
 Hm, actually I think the signature
  is this
 not the cause for this
  message, since 
 the bounce means
  that Yahoo rejects mails
 from xwiki, not  > the other way around. And I think 
 you already removed the signature, right?
 On 12/16/2016 01:56 PM, Sergiu 
  Dumitriu wrote:
  > I 
 mentioned this a while
  ago:
  >
 > "The 
 only way to fix the
  problem (at least for
 the
  > majority of emails) is to 
  remove the
footer from the
 configuration."
  >
 > So, there is a quick solution 
  which doesn't require changing the whole 
  > infrastructure.
 >
 > On 12/15/2016 02:37 AM, 
  Vincent Massol wrote:
  
 >> Hi Cuong,
  > >>
  > >>> On 15 Dec 2016, at
  07:35, Cuong Hoang <cviethoang(a)gmail.com>
  wrote:
  >>>
 >>> Same here, I posted a 
  message on 25 Nov, get some error message
 from  > >>> users-request(a)xwiki.org 
 about excessive bounces, excerpt: "Your  >
 membership  > >>> in the mailing list  users
 has been disabled due to excessive bounces.
  The
 >>> last bounce 
 received
  from you was dated 24-Nov-2016. 
 You will not get  > any  > >>> more
 messages from  this list until you re-enable your
 membership. You  > will  > >>> receive 1
 more  reminders like this before your membership in the
 list  > is  > >>> deleted…”
  >>
 >> 
 I’ve re-enabled your
  membership for you
 (you can probably do that by  > yourself by sending some
 commands  but I’m not sure how TBH).
  >>
 >> I also went 
 through the
  full users list and re-enabled
 all email  > addresses that were no receiving  emails
 because of bounces, just in case  > (there were 4
 only).
  > >>
  
 >>> I followed the
  instructions in
 the email but no thing worked, haven't  >
 >> received any messages  from xwiki-users group
 since that day. I suspect  > many  > >>>
 xwiki might have the  same problems, and they just
 "disappeared".
  Thinking
 >>> of trying other email 
  address than gmail…
  
 >>
  > >> We’re also having
 lots
  of issues recently because of DMARC
 policy  > change from yahoo. See 
http://markmail.org/message/5zpzp6pflgcb2duj
  >>
 >> 
 Note sure if your problem
  is related to
 this or not though.
  >>
 >> We started discussing 
  solutions and one of them would be to switch
 from  > managing our lists ourselves with  mailman and
 moving to some other tools  > such as Google Groups.
 This  discussion is still going on but we probably  >
 need to hurry up a bit…  > >>  > >>
 Thanks  > >> -Vincent  > >>  >
 >> On Mon, Nov 14, 2016  at 10:40 PM Keith Davis
 <  > laurinkeithdavis(a)gmail.com> 
 > >>> wrote:
  
 >>>
  > >>> My
 subscription keeps
  getting disabled due to
 excessive bounces. I  > would  > >>>
 understand that if I  was still hosting my web host's
 email server, but  > I'm  > >>> not
 having email send  to my Gmail account. Any ideas what
 would be  > causing  > >>> that?
  > >>>
  
 >>> --
  > >>> Keith
 Davis
  >>> 214-906-5183 
<(214)%20906-5183>
  
 >
  > >
  
  > --
 > Sergiu Dumitriu
  > 
http://purl.org/net/sergiu
  
  --
  Keith
 Davis
  214-906-5183