Nah, can't be, Azure DNS has a 100% SLA after all: https://learn.microsoft.com/en-us/azure/dns/dns-faq#what-is-...
To be fair, it feels like the DNS service has been the most reliable part of our Azure infra. Never really had issues with it, whether with traffic or API calls.
"Always" up, but maybe not going where you expect. [0]
[0] https://arstechnica.com/information-technology/2026/01/odd-a...