1. D

    Test for open DNS resolvers on your OpenVZ nodes

    Another way to reduce the amount of network abuse on your OpenVZ VPS nodes (in addition to Nodewatch) is to scan them for recursive DNS resolvers which are often the target for DNS Amplification DoS attacks. This script scans all OpenVZ containers on a node for open DNS resolvers:  ...
  2. drmike

    Free Public DNS resolver list (public DNS servers)

    Now that Level 3 supposedly is capturing and redirecting folks to their search monetization page on failed lookups, thought it was a good time to introduce other DNS resolver / DNS server options. Opennic - Different locations all over.  Ran by members.  Many...