Amazon’s DNS Blunder: When the Cloud Rained on the Internet Parade
A major DNS failure caused a massive AWS outage, leaving websites and online services in a digital blackout for over 14 hours. Amazon says the glitch was due to a race condition in their DNS management. They’ve since disabled the buggy automation and promised not to play tag with DNS errors again.

Hot Take:
When your DNS goes AWOL, expect the internet to have a mini heart attack. Amazon’s AWS outage was like taking the wheels off the internet bus—everyone was left wondering what bus stop they were really at and if they’d ever reach their destination. Lesson learned: even the giants can trip over their own shoelaces!
Key Points:
- Amazon AWS faced a massive outage due to a DNS failure affecting the US-EAST-1 region.
- The problem was caused by a race condition in the DNS management system of DynamoDB.
- This incident led to the deletion of all IP addresses for the database service’s regional endpoint.
- AWS’s automated systems couldn’t fix the issue, requiring manual intervention.
- Amazon has implemented measures to prevent similar issues in the future.
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