NXDOMAIN = non-existent domain. In this case instead of the DNS server telling your resolver a given address doesn't resolve, it's telling it that they all res

NXDOMAIN = non-existent domain. In this case instead of the DNS server telling your resolver a given address doesn't resolve, it's telling it that they all resolve to OpenDNS's search service. There's a summary of some of the issues here: http://www.semicomplete.com/blog/geekery/comcast-dns-hijack-breaks-things.html http://www.semicomplete.com/blog/geekery/comcast-dns-hijack-...