member_check.sh

#!/bin/sh
# Usage: membercheck_sh <email1> [email2] [email3] [emailn..]

for listname in `/usr/lib/mailman/bin/list_lists | grep -v "matching mailing" | awk -F ' - ' '{print $1}'| tr -s " "`
do 
  members="$(/usr/lib/mailman/bin/list_members $listname | tr '\n' ',')"
  echo "${listname}:${members}" >> /tmp/list_members.txt
done

for address in $@
do
  echo $address
  grep $address /tmp/list_members.txt | awk -F ':' '{print $1}'
  echo
done
/bin/rm -f /tmp/list_members.txt