When to Use DNS Load Balancing (and When Not To)(singh-sanjay.com)

When to Use DNS Load Balancing (and When Not To)

https://singh-sanjay.com/2026/02/24/when-dns-load-balancing-is-not-enough.html

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This isn't a critique of DNS load balancing.

DNS works well in certain scenarios (multi-region failover, coarse traffic steering), but I've seen it misapplied in cases where faster failure detection or finer-grained routing was required.

This piece tries to outline where DNS fits well architecturally and where it starts to show limits.