Block bad bots htaccess

Question

Hello, I'd like to blocks all bad bots from crawling my website such as Ahrefs, SEOPROFILER...

I see some articles guiding me to search bots ips then block them, but very hard to know all bots 

Do you know how to block all of them?

Answer 1

Yes, you just simple add these lines to top of your htaccess. I will block all bad bot as we know well. You can add more if you like

SetEnvIfNoCase User-Agent .*rogerbot.* bad_bot
SetEnvIfNoCase User-Agent .*exabot.* bad_bot
SetEnvIfNoCase User-Agent .*mj12bot.* bad_bot
SetEnvIfNoCase User-Agent .*dotbot.* bad_bot
SetEnvIfNoCase User-Agent .*gigabot.* bad_bot
SetEnvIfNoCase User-Agent .*ahrefsbot.* bad_bot
SetEnvIfNoCase User-Agent .*sitebot.* bad_bot
SetEnvIfNoCase User-Agent .*sitebot.* bad_bot
SetEnvIfNoCase User-Agent .*BLEXbot.* bad_bot
SetEnvIfNoCase User-Agent .*Blekkobot.* bad_bot
SetEnvIfNoCase User-Agent .*SEOkicks-Robot.* bad_bot
<Limit GET POST HEAD>
Order Allow,Deny
Allow from all
Deny from env=bad_bot
</Limit>