Sing.att.com was checked for availability 2 times during a 79 day period beginning on September 6, 2024. According to the latest reports, sing.att.com was unavailable or experiencing issues as of November 25, 2024. The most recent downtime for sing.att.com was on September 6, 2024, bringing the total number of instances to 2, which represents 100.00% of inspections. As of November 25, 2024, all responses have been confirmed to be error-free, according to received replies. With 0.001 seconds as the average response time, sing.att.com's response time on September 6, 2024, was — seconds.