DynDNS outage.
Incident Report for Rev.io, LLC
DynDNS experienced an outage between 6:37-7:03 ET and caused DNS resolution (and ultimately, serving traffic) failures for some of our applications. Outages after the DynDNS resolution were likely related to residual effects of the original DynDNS outage.

More details here: https://www.dynstatus.com/incidents/x8psymmjc5bw
Posted Mar 10, 2021 - 19:30 EST