Lee G

Cuil Bot also known as Twiceler bot, can bleed your server resources.
The likes of google has a simple user interface to slow it down via google webmasters, Cuil Bot also known as Twiceler bot, you dont have that pleasure.

This one single search engine is a menace on eating resources and bringing servers to their knees

Having found my DDS at almost a standstill, with dire page loads times, I had to investigate and found Cuil Bot also known as Twiceler bot, hitting my forums on average about five times a second, with fifteen of their bots all doing the same

Two simple ways to do it

Robots txt file. Add the following.
This can take seven days to take effect

PHP Code:

User-agent: twiceler
Disallow: / 


Or, an all out ban on the ip´s it uses, via htaccess.
Instant and effective banning of the search bots
The list of ip´s used below, are the present list they use, taken from their website

Just add the following code to your htaccess file to ban all Cuil Bot also known as Twiceler bot

PHP Code:

order allow,deny
deny from 67.218.116.130 
deny from 216.129.119.10 
deny from 216.129.119.40 
deny from 67.218.116.131 
deny from 216.129.119.11 
deny from 216.129.119.41 
deny from 67.218.116.132 
deny from 216.129.119.12 
deny from 216.129.119.42 
deny from 67.218.116.133 
deny from 216.129.119.13 
deny from 216.129.119.43 
deny from 67.218.116.134 
deny from 216.129.119.14 
deny from 216.129.119.44 
deny from 216.129.119.15 
deny from 216.129.119.45 
deny from 67.218.116.162 
deny from 216.129.119.16 
deny from 216.129.119.46 
deny from 67.218.116.163 
deny from 216.129.119.17 
deny from 216.129.119.47 
deny from 67.218.116.164 
deny from 216.129.119.18 
deny from 216.129.119.48 
deny from 67.218.116.165 
deny from 216.129.119.19 
deny from 216.129.119.49 
deny from 67.218.116.166  
deny from 216.129.119.50 
deny from 216.129.119.51 
deny from 216.129.119.81
allow from all 


My forums The Spain Forums where i use the above code to great effect