dscacheutil: Clearing DNS cache on OSX

This is something I ran into recently over the weekend. I made modifications to the DNS of a domain and I couldn't get my mac to recognize the change.

The culprit was DNS caching, after flushing my DNS cache all was well.

# dscacheutil -flushcache
Benjamin Cane
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Benjamin Cane is Principal Engineer at American Express. He has more than 16 years of experience with roles in both systems and software engineering. He leverages both his systems and software skills to build end-to-end platforms. Platforms, purpose built for performance and resiliency. Benjamin is also the author of Red Hat Enterprise Linux - Troubleshooting Guide (2015, Packt Publishing), and he has published many popular articles on topics such as Linux, Docker, Python, Go and Performance Tuning. Thoughts and Opinions expressed in my articles are my own.