blokavimas srauto country based

https://www.ip2location.com/blockvisitorsbycountry.aspx
https://www.vultr.com/docs/how-to-block-ips-from-a-country-on-centos-6

https://blog.laimbock.com/2013/09/22/how-to-block-countries-with-ipdeny-ip-country-blocks-ipset-and-iptables-on-el6/

https://superuser.com/questions/996526/ubuntu-iptables-allow-only-allow-1-country

Ps: ipset neveikia ant openVZ