163.172.67.146 - - [31/Aug/2018:09:19:51 +0200] "GET /robots.txt HTTP/1.0" 404 1256 "-" "Riddler (http://riddler.io/about)" 163.172.67.146 - - [31/Aug/2018:09:19:51 +0200] "GET / HTTP/1.0" 200 3274 "-" "Riddler (http://riddler.io/about)"