Outage in UltraDNS
UltraDNS - DNS Resolution Advisory
Resolved Minor
April 15, 2026 - Started 4 days ago
- Lasted about 3 hours
Incident Report
Summary AI Generated
UltraDNS experienced a DDoS attack against nameservers in Asia and Australia regions, causing DNS resolution timeouts for customers in those areas. The incident lasted 3.2 hours while teams worked to mitigate the attack and fine-tune countermeasures. The service was restored after teams successfully mitigated the majority of the attack and nameserver performance recovered.
We are experiencing a DDoS against nameservers in parts of Asia and Australia. Customers may see timeouts in these regions. Our teams are actively engaged in mitigating efforts. Further updates will be provided as progress continues.
Components affected
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Latest Updates ( sorted recent to last )
4 days ago - at 04/15/2026 08:04AM
We are experiencing a DDoS against nameservers in parts of Asia and Australia. Customers may see timeouts in these regions. Our teams are actively engaged in mitigating efforts. Further updates will be provided as progress continues.
4 days ago - at 04/15/2026 08:28AM
Our teams are working on mitigating the attack on our nameservers in parts of Asia and Australia. Customers may see timeouts in these regions. Will provide further updates as progress continues.
4 days ago - at 04/15/2026 09:08AM
Our teams have been able to mitigate a large portion of the attack and our nameservers have started to recover. Customers may still see timeouts in these regions as we work on fine tuning the mitigation and will provide further updates as progress continues.
4 days ago - at 04/15/2026 09:33AM
Our teams are continuing to fine tune countermeasures in order to mitigate impact on our nameservers. Will provide further updates as progress continues.
4 days ago - at 04/15/2026 09:59AM
Our teams are continuing to fine tune countermeasures in order to mitigate impact on our nameservers. Will provide further updates as progress continues.
4 days ago - at 04/15/2026 10:44AM
Our teams are continuing to fine tune countermeasures in order to mitigate impact on our nameservers and we are seeing improvement. Will provide further updates as progress continues.
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