DENOG13 High-Available Anycast DNS Resolver for ISPs
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- Опубликовано: 10 сен 2024
- 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
Speaker: Fiona Weber
Great video, thanks for doing this topic!