They should put it in .htaccess files between
order allow,deny
Here the ips
allow from all
#https://ipinfo.io/AS11878
#TZULO
deny from 107.152.32.0/20
deny from 154.16.100.0/22
deny from 154.16.97.0/24
deny from 154.16.98.0/23
deny from 162.208.11.70/32
deny from 162.208.8.0/22
deny from 162.208.9.193/32
deny from 162.208.9.69/32
deny from 162.212.152.0/21
deny from 162.212.152.184/32
deny from 173.231.192.0/18
deny from 173.249.192.0/18
deny from 173.253.0.0/17
deny from 181.214.128.0/19
deny from 181.214.206.0/23
deny from 181.215.199.0/24
deny from 181.215.200.0/21
deny from 181.215.208.0/22
deny from 181.215.212.0/23
deny from 181.215.215.0/24
deny from 181.215.216.0/21
deny from 181.215.224.0/21
deny from 181.215.232.0/23
deny from 181.215.234.0/24
deny from 191.101.202.0/23
deny from 191.96.27.0/24
deny from 191.96.38.0/24
deny from 192.196.224.0/20
deny from 192.243.96.0/20
deny from 198.44.128.0/19
deny from 198.54.128.0/21
deny from 199.175.48.0/21
deny from 199.175.48.198/32
deny from 199.175.48.76/32
deny from 199.175.49.3/32
deny from 199.175.50.183/32
deny from 199.175.51.113/32
deny from 199.175.51.115/32
deny from 199.175.55.132/32
deny from 206.226.64.0/18
deny from 208.77.16.0/21
deny from 208.77.16.0/24
deny from 208.77.17.0/24
deny from 208.77.18.0/24
deny from 208.77.19.0/24
deny from 208.77.20.0/24
deny from 208.77.21.0/24
deny from 208.77.22.0/24
deny from 208.77.23.0/24
deny from 23.234.64.0/18
deny from 23.234.97.168/32
deny from 23.255.0.0/17
deny from 68.235.32.0/19
deny from 68.235.32.0/24
deny from 68.235.33.0/24
deny from 68.235.34.0/24
deny from 68.235.37.0/24
deny from 68.235.40.0/24
deny from 68.235.41.0/24
deny from 68.235.42.0/24
deny from 68.235.43.0/24
deny from 68.235.44.0/24
deny from 68.235.45.0/24
deny from 68.235.46.0/24