April 2026: Outage of outbound calls to Czech mobile and landline numbers
CloudTalk experienced a 2.7-hour outage affecting outbound VoIP calls to Czech Republic phone numbers (+420 prefix), causing immediate call drops or error messages for customers attempting to dial these destinations. The issue was identified as network instability with an upstream international carrier partner responsible for routing traffic to the Czech Republic, while CloudTalk's internal infrastructure remained functional. The incident was resolved after the carrier addressed their network issues.