Stop Spam in Its Tracks: WordPress Cleanup Tips

Published on May 21, 2025 by Sebastian Moran in MainWP Blog under Tips & Tricks
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Graphic showing a monitor with the WordPress logo, a red stop sign labeled 'Spam', and a trash icon, with the text 'Remove Spam from WordPress' on a blue background.

Spam can be a persistent issue for WordPress site owners, clogging comment sections, slowing down your website, and even posing security risks. Whether it’s comment spam, fake user registrations, or spammy backlinks, taking proactive measures to remove and prevent spam is essential for maintaining a clean and secure website.

1. Identify the Spam Problem

Before removing spam, you need to determine where it’s coming from. Familiar sources of spam on a WordPress site include:

  • Comment Spam – Bots and human spammers post irrelevant or malicious links in your comment section.
  • Spam Registrations – Fake user accounts created on membership sites or forums.
  • Trackback and Pingback Spam – Spammy sites link back to your content for SEO manipulation.
  • Contact Form Spam – Bots submitting forms with spammy content.

2. Use Built-in WordPress Features

WordPress has built-in tools that can help manage spam.

  • Moderate Comments – Navigate to Settings > Discussion and enable manual comment approval.
  • Blacklist Spammy Words and IPs – Add frequent spam words or IP addresses to the Comment Blacklist in the discussion settings.

3. Install an Anti-Spam Plugin

Anti-spam plugins help automate spam filtering and removal. Some of the best options include:

  • Akismet – The most popular spam filtering plugin, automatically blocking spam comments and contact form submissions.
  • Antispam Bee – A free alternative that effectively detects and blocks spam.
  • Anti-Spam by CleanTalk – An anti-spam protection plugin.

4. Disable Trackbacks and Pingbacks

Spam often comes from malicious websites trying to gain backlinks. To disable trackbacks:

  • Go to Settings > Discussion
  • Uncheck Allow link notifications from other blogs

5. Use reCAPTCHA on Forms

Spam bots frequently target contact forms and login pages. Adding Google reCAPTCHA to your forms helps reduce spam submissions. Many form plugins, like WPForms and Contact Form 7, have built-in support for reCAPTCHA.

6. Enable User Verification for Registrations

If your site allows user registrations, spam bots might create fake accounts. To reduce this:

  • Require email verification before activating new accounts.
  • Use plugins like Stop Spammers or WP User Manager to block spam registrations.

7. Delete Existing Spam

If your site is already cluttered with spam, you must clean it up.

  • Bulk Delete Spam Comments – Go to Comments > Spam and click Empty Spam.
  • Remove Spam Users – If your site has fake users, navigate to Users > All Users and delete them.
  • Use a Database Cleanup Plugin – Plugins like WP-Optimize can help remove spammy data from your database.

8. Keep WordPress Updated

Regularly updating WordPress core, themes, and plugins ensures you have the latest security patches to help prevent spam exploits.

Spam can be a nuisance, but with the right tools and settings, you can effectively remove and prevent it from taking over your WordPress site. You can maintain a clean, secure, and user-friendly website by using spam filtering plugins, moderating comments, securing forms, and updating your site.

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