I have some globally load balanced DNS CNAMEs pointing to CNAMEs at some CDN providers. Works fine, except that I'm now having some intermittent issues with large shared caches not being able to ...

The DHS and CISA booth at the 2019 RSA conference in San Francisco. (Scoop News Group photo) The Cybersecurity and Infrastructure Security Agency wants to limit ransomeware, phishing, botnet and ...

Some time ago, Amazon introduced the concept of using a resolver as a means for performing DNS queries across a hybrid network. Imagine for example, that you were to deploy AWS Route 53 within AWS.

The DNSSEC protocol will bring improved security to the internet but also larger packet sizes. Before you run into problems, you can check that your resolver is able to cope with these larger packets, ...

The unusual and persistent probing activity over the span of multiple years should be a reminder to organizations to identify and remove all open DNS resolvers from their networks. For the past five ...

Cloudflare, Apple, and Fastly have co-designed and proposed a new DNS standard to tackle ongoing privacy issues associated with DNS. On Tuesday, Cloudflare's Tanya Verma and Sudheesh Singanamalla ...