Office365 probe uses protocol TLS 1.1 with jave_jre versions prior to 1.80 and communicate fails. Office365 probe requires java_jre version 1.80+ in order for the probe to communicate via TLS 1.2
Resolution
update the java_jre version to 1.8+ on the office365 robot
Additional Information
In the process of updating the Prerequisites section in the office365 (Office 365 Monitoring) Release Notes