The DNS setup as follows. The reason for the way it is setup is due to a pre-existing network segmentation by 2 PIX firewalls. There is a DNS for each PIX. <BR><BR>The DNS of the internal PIX does ...

I'm running PiHole at home for ad-blocking, and I'm using Cloudflare as the upstream server. PiHole have a description here of how to add Unbound to the system as a recursive DNS resolver, with the ...

Some domain name server (DNS) implementations are at risk for denial-of-service attacks after a vulnerability was disclosed and patched in a few popular server packages, including BIND, PowerDNS and ...

Few recent Internet threats have made such a big impact as security researcher Dan Kaminsky's discovery, in 2008, of fundamental flaws in the Domain Name System (DNS) protocol that can be used by ...

Internet security experts say that misconfigured DSL and cable modems are worsening a well-known problem with the Internet’s DNS (domain name system), making it easier for hackers to launch ...