High-Available Anycast DNS Resolver for ISPs (denog13)
Chaos Computer Club - archive feed · Fiona Weber
November 8, 202130m 1s
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Show Notes
Fast DNS resolvers are a crucial component in delivering a snappy internet experience for end-customers. If the resolvers are down or under heavy load, even the best internet connection is useless for most customers.
In this talk I'll cover how to design and set up a scalable, highly available DNS resolver infrastructure for internet service providers.
- Anycast IPs using BGP for horizontal scaling and high-availability
- Health checks
- Scaling nodes vertically to optimize cache ratios
- Automation is key
None
about this event: https://pretalx.com/denog13/talk/PLT8NF/
Topics
denog13127662021