It appears that you already have done so - the message says "Spam
quarantine lifted" there.  Or are you trying to determine the cause of
them being in quarantine originally?

>>> [log in to unmask] 2/2/2006 10:01:43 AM >>>
Hello. Can you tell me, please, how to resolve this spam quarantine 
situation for this user?

Kind regards, Mer

> >From postmast  Thu Feb  2 13:24:09 2006
>Date:         Thu, 2 Feb 2006 13:24:08 +0100
>From: "Univ. Autonoma de Madrid LISTSERV Server (14.3)"
<[log in to unmask]>
>Subject: Re: SERVE [log in to unmask] 
>To: Mer Gimenez <[log in to unmask]>
>
> > serve [log in to unmask] 
>[log in to unmask] had not been served out.
>
>Spam quarantine lifted for [log in to unmask]