Mathworks / Matlab Outage of May 2025
The Mathworks experienced a major outage starting about May 18, 2025 that continues as of this writing. The Mathworks’ license servers have been effectively required by default for Matlab for ~ five years. The license servers have been down along with Mathworks Blogs, Answers, and the File Exchange among others. The outage affects users worldwide ability to start Matlab or install toolboxes. External institutions cite an attack as a possible cause. Trying to access Mathworks services results in a 503 return code or “no healthy upstream” or similar.