[cups] Local host:[a number]

[Johannes Meixner]

On 2020-11-11 07:49, Dierk Franzen wrote:
> Ich bitte nochmals und DRINGEND, mich von ihrer Adressliste zu 
> streichen

read to the bottom of the mail where you find

> cups mailing list
> cups at cups.org
> https://lists.cups.org/mailman/listinfo/cups

So go to
https://lists.cups.org/mailman/listinfo/cups
and there go to the bottom "To unsubscribe from cups"