Spam Filtering update in MT

SixApart announce an update of the default plugin Spamlookup
It is a manual update. The steps as below:
1. Login to Movable Type. (Your account will need to have System Administrator privileges.)
2. Click on the “Plugins” link in the main navigation on the left hand side.
3. Look for the “SpamLookup – Lookups” plugin set listed among your other plugins.
4. Click “Show Settings.”
5. Under “IP Blacklist Services” highlight and replace the text “opm.blitzed.org” with “zen.spamhaus.org”.
6. Click “Save Settings.”
After update, the commenting speed will be improved. You can try to leave your comment to test it.
Of course, the known spams will be blocked automatically.