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MUA 'new email' User-Agent email header field - suggestions and questions
- To: Zenaan Harkness <[email protected]>
- Subject: MUA 'new email' User-Agent email header field - suggestions and questions
- From: [email protected] (Dan White)
- Date: Wed, 8 Jun 2016 10:48:06 -0500
- Cc: cypherpunks <[email protected]>
- In-reply-to: <20160608110250.GA4279@x220-a02>
- References: <20160608110250.GA4279@x220-a02>
On 06/08/16Â 21:02Â +1000, Zenaan Harkness wrote:
>So, can anyone tell me of known spam filters or "outright rejection"
>filters in any known mail server configurations/ setups, which would
>reject an email header such as:
>
> User-Agent: Could be mutt but fucked if I'm telling you.
Choose some phrase that does not include both mutt and fucked and you're
probably fine, with regards to the commercial email space. Otherwise avoid
non-ascii.
User-agent strings have importance in direct client to server protocols,
like http and imap.
--
Dan White