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Carriers around the world are experiencing capacity issues because of increased demand on their networks due to COVID-19. This may result in voice quality issues, busy signals, or other errors on your phone calls. Twilio continues to monitor the health of the global carrier networks and we are publishing the most up-to-date information on our Worldwide Telephony Network Congestion page.
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Global Voice Network Congestion (Covid-19)
Scheduled Maintenance Report for Twilio
Completed
For more information on worldwide telephony network congestion please see the following page: https://support.twilio.com/hc/en-us/articles/360045682893-Worldwide-Telephony-Network-Congestion-Update
Posted Mar 26, 2020 - 15:02 PDT
In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Mar 25, 2020 - 17:06 PDT
Scheduled
Twilio and other vendors have seen a significant increase in Voice traffic to and from locations Globally. This has caused cases of intermittent All Circuits Busy and Temporarily Unavailable call failures. While there are no current major outages, we want customers to be aware of this traffic increase and be vigilant for these conditions.

Although this condition does exist, all issues reported to Twilio Support will continue to be investigated fully.
Posted Mar 25, 2020 - 17:03 PDT
This scheduled maintenance affected: CARRIER NETWORK (Voice, North America, Voice, Latin America, Voice, APAC, Voice, Europe, Voice, Middle East & Africa).