internal database migration

UPDATE: This ended up get started at 1AM. Everything went as planned.


Tonight starting at 11pm we will be migrating some of our internal databases to a new host. We don’t expect any noticeable interruption during the migration.


Phone Switch Maintenance

Update: 12:38 Maintenance is complete.

Oct 13th 2020 at 11:59 PM we will be performing maintenance on our phone switch. No service interruptions are expected as a result of this maintenance.  The window for this maintenance is 5 hours.

~Network Engineering

New Recursive DNS Server IPs and, carved out of one of our first IP allocations, have been Sonic’s official recursive DNS servers for as long as 20 years.  Unfortunately, for various reasons, we need must deprecate this legacy IP assignment and have added and to our recursive DNS clusters to take their place.  If you have statically configured DNS servers feel free to update them at any time.  We will migrate server assigned DNS to the new IPs at our convenience.  The legacy IPs will continue to work indefinitely.   – System Operations

Burlingame Area Fusion Fiber Maintenance

Update(1:15am): Maintenance complete

Thursday, October 8th, starting at 11:59pm, we will be performing intrusive maintenance on Fusion Fiber customers in the greater Burlingame area. Expected down time is 15 minutes. Maintenance window is 4 hours.

-Network Engineering

LA Network Reachability Issues

Update: Last nights’ event has been traced to a Sonic edge router hardware failure. The issue has been mitigated and we are working to deploy a permanent fix.

Update(1:20AM): As of 1AM LA network connectivity should be restored.  Further details on the nature of the event will be provided tomorrow.

As of around 12:10AM this morning, we began experiencing network reachability issues from the edge of our LA network.  This likely impacts all Sonic customers in southern California.  We are actively troubleshooting this event and will provide further update as soon as we have more information.

-Network Engineering

Website storage migration

UPDATE: Migration complete.

Tonight starting at 11pm we will be migrating the storage for several of our web applications to a new platform. This includes,,, and a few others. We don’t expect any noticeable interruption of these services during the migration.


Albany – Fusion Fiber Maintenance

Update (10/8/20) 2:46AM: This maintenance is now complete.

Tomorrow (10/7/20), starting at 11:59 PM, we will be performing intrusive voice maintenance on equipment serving customers in Albany. Some customers will experience a brief service interruption while we perform this work. The expected down time is about 10 minutes while the equipment reboots. The maintenance window will be 4 hours.


— Network Engineering

Northern California Core Maintenance

Update(1:40AM): Maintenance is now complete.

Tonight night (9/23) at 11:59PM , we will be performing additional maintenance on core routing equipment that is part of the far north (Mendocino) ring along with work on the Napa portion of our north bay ring. We do not expect this work to cause any customer impact. The maintenance window is open until 4am.

Northern California Network Edge Maintenance

Update (10/9/20) 2:29am: Maintenance completed for tonight.

Update (10/7/20) 9:58am: This has been scheduled for Oct 8, starting at 11:59pm.

Update (9/24/20) 10:22am: This maintenance is being postponed until a later date.

Tomorrow night, Sep 24th, starting at 11:59pm, we will be performing maintenance on equipment serving the edge of the Sonic network. Customers may experience moments of routing instability, however, no connectivity interruption is expected. This maintenance window is 4 hours.