Best dnsbl plugins for WordPress
The most popular dnsbl plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Spam IP Blocker leads with 100+ active installs, ahead of abuse.ch httpBL check (10+). All 2 plugins tagged “dnsbl” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
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Top 2 dnsbl plugins
- 1.
Spam IP BlockerThe most installed dnsbl plugin, with 100+ active installs. Only 1 review so far, last updated 15 years ago. Tested only up to WordPress 3.1.4.
- 2.
abuse.ch httpBL check10+ active installs. No reviews yet, last updated 16 years ago. Tested only up to WordPress 3.0.5.
All 2 plugins tagged “dnsbl”
Spam IP Blocker
Up in the last 7 days:166#16,548by Aleksei Znaev15 years ago
Free spam IP blocker according to public DNSBL bases.
- Installs
- 100+
- Rating
- 5.0(1)
- Downloads
- 0/day
abuse.ch httpBL check
Down in the last 7 days:7,671#43,561by samsx16 years ago
This plugin checks if a visitor is listed on httpBL.abuse.ch.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day