Returned mail: Data format error

[Artur Grabowski]

[..snip..]
>   ----- Transcript of session follows -----
>jss: Message contains non-ASCII characters in headers 
>501 <jss at mailhost.transarc.com>... Data format error
[..snip..]

Love, could you please:
 - fix your headers, and/or
 - talk to postmasters on the bouncing sites to reconfigure their servers?

Those bounces are getting irritating.

Many servers don't like "räksmörgås" in their headres.

//art