Multiple InsuranceNow GWCP customers' production vanity URLs became inaccessible - CASE #00866392

Update timeline

1. resolved Aug 27, 2025, 07:14 AM UTC

   Multiple InsuranceNow GWCP Major Incident Summary (CASE #00866392): Guidewire’s internal monitoring detected repeated failed health checks affecting multiple InsuranceNow GWCP customers in Production, where vanity URLs became inaccessible due to an expired certificate. Upon investigation, Guidewire identified that a private hosted zone was interfering with certificate validation. The issue was corrected and Guidewire confirmed that services were fully restored.

2. postmortem Aug 28, 2025, 01:05 AM UTC

   Please refer to the Knowledge Article via this [link](https://community.guidewire.com/s/article/Multiple-InsuranceNow-GWCP-Customers-Production-Vanity-URLs-Became-Inaccessible) for more information.