I removed >20 SPAM messages and >5 SPAM users today morning.
Check IP against DNS Blackhole List = YES
If enabled the user’s IP address is checked against the following DNSBL services on registration and posting: spamcop.net and http://www.spamhaus.org. This lookup may take a while, depending on the server’s configuration. If slowdowns are experienced or too many false positives reported it is recommended to disable this check.
Registration attempts = 3
Number of attempts users can make at solving the anti-spambot task before being locked out of that session.
New questions on registration (Spambot countermeasures):
In welchem Kontinent ist Deutschland?
OSE consists of 3 words: ___ ___ Ecology. What are the first two words?