PluginScout

Block old browser versions and suspicious browsers

by hupe13 · WordPress.org page · Website

v2.9.1 Tested up to WP 7.1 PHP 8.2+

Block old browser versions and suspicious browsers has fewer than 10 active installs on WordPress.org and 1,455 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on September 6, 2026, tested up to WordPress 7.1.

Block old browser versions and suspicious browsers at a glance

Active installs
fewer than 10
Total downloads
1,455
Downloads, last 30 days
–
available after 30 days of tracking
30-day growth
–
tracking since September 4, 2026

Is Block old browser versions and suspicious browsers well maintained?

Support threads resolved
No open threads
nothing waiting on the WordPress.org forum
WordPress compatibility
Current
tested up to WordPress 7.1, the current release is 7.1

Features

The feature list from the plugin's own readme on WordPress.org, trimmed to the essentials.

  • The plugin checks whether the browser is up to date; it does not check whether the requested page or post actually exists
  • Browsers are blocked if the browser and/or system are outdated
  • It will be blocked also if “Software” contains “unknown” or is empty
  • You can also set up other browsers
  • Sometimes there are false positive, for example, if the browser is from Mastodon. In this case, you can exclude it from the check
  • The plugin checks whether the crawlers really originate from Google, Bing, Yandex, Apple, Mojeek, Baidu, Seznam and others
  • The plugin blocks browsers like Chrome, Firefox and other without Sec-Fetch headers (Sec-Fetch-Site, Sec-Fetch-Mode, Sec-Fetch-Dest) and incorrect Client hints…

Details

With the help of WhatIsMyBrowser the plugin detects old and bad browsers and denies them access. A special robots.txt denies crawling by bad bots.

The full description, screenshots and every review live on the WordPress.org page.

Tags

  • bad bots
  • blocking
  • crawlers
  • robots.txt
  • user agent

More from hupe13

Version
2.9.1
Last updated
Sep 6, 2026
First published
Dec 8, 2025
Requires WordPress
6.8
Tested up to
7.1
Requires PHP
8.2
Pricing
Free on WordPress.org

Block old browser versions and suspicious browsers FAQ

What does Block old browser versions and suspicious browsers do?

According to its WordPress.org readme, Block old browser versions and suspicious browsers offers The plugin checks whether the browser is up to date; it does not check whether the requested page or post actually exists, Browsers are blocked if the browser and/or system are outdated, It will be blocked also if “Software” contains “unknown” or is empty, You can also set up other browsers and Sometimes there are false positive, for example, if the browser is from Mastodon. In this case, you can exclude it from the check.

How many active installs does Block old browser versions and suspicious browsers have?

WordPress.org reports fewer than 10 active installs for Block old browser versions and suspicious browsers as of September 7, 2026.

Is Block old browser versions and suspicious browsers still maintained?

Yes. The last release was on September 6, 2026 and it is tested up to WordPress 7.1.

Is Block old browser versions and suspicious browsers free?

Block old browser versions and suspicious browsers is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.