Yahoo Mail is an email service that was developed and made readily available for customers via the Yahoo web service portal. Yahoo Mail is web-based and offers customers the ability to compose, send, and receive messages via the service.
Presents Yahoo Mail's server response time over the last 24 hours. Increases in network response time can be an indicator for service outages or down servers. Persistent network outages are a clear sign that Yahoo Mail is down for everyone not just you.