Automatically denies comment access to known spammers in the NerdTools Bad Bots database.
As of April 2026, NerdTools Bad Bots Spam Defender is a WordPress bad plugin with 10 active installations and a 0/5 rating0. It has been downloaded 1.5K+ times in total. Requires WordPress 3.3+ and PHP false+. Available on WordPress.org since 2014. Last updated 11 years ago — may have compatibility concerns.
Powered by NerdTools.co.uk, this plugin will automatically and anonymously check the authors IP address against the NerdTools Bad Bots Intrusion & Spam Detection database.
If a match is detected no commenting will be allowed and a custom error message will be displayed instead, if no match is detected commenting will be allowed as normal.
More information can be found at http://www.nerdtools.co.uk/badbots/
| WordPress | 3.3+ requiredTested up to 4.0.38 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.