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Thread Reply: @ sign being replaced by an = sign


 

Hello,

I have had a few members' email addresses have the "@" sign replaced by an "=" sign. It has happened to various domains (yahoo, hotmail, gmail, etc).?

A thread has been going on for a few weeks, and then randomly, a member sends a reply, and a bounce back email states that it is undeliverable and reveals the member's address in the error message as having an = sign rather than an @ sign. (e.g., username=yahoo.com)

The reply address displayed in the reply email is:?"User Name - Title via groups.io" <username@...>

DELIVERY REPORT
Reporting-MTA: dns; relay.mailchannels.net
X-Postfix-Queue-ID: C2EDDC19CF
X-Postfix-Sender: rfc822; admin@...
Arrival-Date: Mon, 31 Jul 2023 14:25:05 +0000 (UTC)
?
Final-Recipient: rfc822; username @...
Original-Recipient: rfc822;?username @...
Action: failed
Status: 5.0.0
Remote-MTA: dns; lb02.groups.io
Diagnostic-Code: smtp; 510 The group 'username=yahoo.com' does not exist

NB: I replaced the user's name with username and the admin with domain for privacy.
?


 

On Mon, Jul 31, 2023 at 12:34 PM, Memo Saenz wrote:
I have had a few members' email addresses have the "@" sign replaced by an "=" sign.
That's normal for anyone with an email address on a service that uses DMARC.? It also adds "via groups.io" as you can see.? Using the normal reply button in the email avoids this because the Reply-To: header has the real email address.

Duane
--
Lots of detailed information can be found in the Owners Manual and Members Manual.


 

If someone uses "Reply All" on their Yahoo account(either app or web), it attempts to send(correctly) to the group, but then also to the funny <username@...>.? This is a problem for my unsophisticated users.

In testing the Yahoo Mail App on Android, I found that it doesn't even present the normal Reply icon without digging a little.? Gmail seems to only send to the group when Reply All is used.??

Here is the error I received when testing Yahoo, which looks like an error kicked back by Groups.io...

Sorry, we were unable to deliver your message to the following address.

<username@...>:
510: The group 'username=yahoo.com' does not exist


How exactly is this DMARC standard supposed to work?? Shouldn't? Groups.io be translating that? "on behalf of address" back so as to know where to send it rather than just checking for a groupname?

Jim

?


 

On Thu, Feb 22, 2024 at 09:44 AM, Jim Horne wrote:
Shouldn't? Groups.io be translating that? "on behalf of address" back so as to know where to send it rather than just checking for a groupname?
Groups.io doesn't forward emails in this situation, it's the email app/program that controls additional addresses.? I really don't understand why you'd use Reply All because the member that posted will see the reply as a message to the group, so no need to copy them as well.? That confuses many people as well because then there are 2 versions/threads of the same thing and they don't realize one of them isn't being posted.

Duane
--
Lots of detailed information can be found in the Owners Manual and Members Manual.


 

I really don't understand why you'd use Reply All
Wait what? ?The answer is in the puddin. ?
my unsophisticated users.
For the same reason members reply to my post below with, wait for it, ¡°Keep me on the list¡± or ¡°My email is correct¡±

I?CANNOT?REVERIFY EMAIL ADDRESSES so don¡¯t email me to ¡°Keep me on the list.¡± I just delete them.?

There¡¯s members of my household ¡°group¡± who don¡¯t retain how to change the TV source input from?Network to Cable? using the remote button named ¡°Source.¡± ?And the group human n=2. ? The cats can randomly do better.

Many Gio group members¡¯ ability to pay attention reflects society as a whole¡¯s (lack of) desire to pay attention ¡ª and we as Mods must keep that in the forefront at all times ?

?


 

On Thu, Feb 22, 2024 at 11:38 AM, KWKloeber wrote:
The cats can randomly do better.
lol.? My wife refers to moderating her groups as "herding cats".

I agree that "Reply All" is bad, but on the Yahoo Android App, that is the only "reply" button in view.? One has to dig a level to find a simple "Reply".? ?Having said that, the groups.io server sent out that address, so it should be able to at least determine that the email is not actually seeking a groupname as a recipient.? Seems that a more elegant solution could be had with a little better server side error management.


 
Edited

I believe I have found the culprit in my particular situation.? I had a user who was getting the error "510: The group 'username=yahoo.com' does not exist"? every time she tried to reply to a group post.? This is what I found...

She uses a Samsung Android phone with the Samsung Email App.? It appears that this app does not use the "Reply-To: " field in the email header but uses the "From: " field instead when replying to a group post.?

Furthermore, If the message was sent from someone with a Yahoo email account, the "From: " field contains the funny "On behalf of" address (e.g. "username =yahoo.com at groups.io ").? If the message was sent from someone with a Gmail account, the "From: " field contains?the originator's Gmail address.??So, in the case of replying to a Yahoo sent message the user gets the "510: The group 'username=yahoo.com' does not exist".? In the case of a Gmail sent message, the reply goes directly to the originator, but totally bypasses groups.io.

I instructed my user on how to use the reply links which are within the message.? She is also going to switch to the Yahoo Email App, which seems to correctly grab the "Reply-To:" address.? Perhaps others who have Samsung phones can test this to confirm.? Also, the iphone Samsung app would need to be checked, but I don't have one of those.