Totally agree, that's conceptually the same problem as robots.txt. As stated in https://www.robotstxt.org/faq/blockjustbad.html https://www.robotstxt.org/faq/bl

Totally agree, that's conceptually the same problem as robots.txt. As stated in https://www.robotstxt.org/faq/blockjustbad.html https://www.robotstxt.org/faq/blockjustbad.html : > But almost all bad robots ignore /robots.txt, making that pointless.