block dnsmasq per external IPs

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I have set up dnsmasq on a vps for it to work as a dns server.



I don't want to trash dns server and want to make dns server usable only for certain static external IPs.



I have tried doing that with iptables but it loads CPU. Is there a configuration in dnsmasq i could try ?










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    up vote
    0
    down vote

    favorite












    I have set up dnsmasq on a vps for it to work as a dns server.



    I don't want to trash dns server and want to make dns server usable only for certain static external IPs.



    I have tried doing that with iptables but it loads CPU. Is there a configuration in dnsmasq i could try ?










    share|improve this question























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I have set up dnsmasq on a vps for it to work as a dns server.



      I don't want to trash dns server and want to make dns server usable only for certain static external IPs.



      I have tried doing that with iptables but it loads CPU. Is there a configuration in dnsmasq i could try ?










      share|improve this question













      I have set up dnsmasq on a vps for it to work as a dns server.



      I don't want to trash dns server and want to make dns server usable only for certain static external IPs.



      I have tried doing that with iptables but it loads CPU. Is there a configuration in dnsmasq i could try ?







      iptables dnsmasq






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Feb 1 at 14:53









      Vitalik Jimbei

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