On that alert (fragmented index), you see a table name. It would be helpful to see the schema to which that table belongs.

Medium Fragmented indexes

Raised on: XXXXXXXX > RedGateMonitor
Time raised: 26 Jun 2016 1:00 AM (UTC-04)
Details
Database name: RedGateMonitor

Total number of indexes: 332
Indexes above fragmentation threshold: 3

Indexes last checked: 26 Jun 2016 1:00 AM
Fragmented indexes:
Index Table name Fragmentation(%) No. of pages
ClusterSqlServerServerWaitsUnstableSamplesIdCollectionDate ClusterSqlServerServerWaitsUnstableSamples 96 1175
ClusterSqlServerSqlProcessUnstableSamplesIdCollectionDate ClusterSqlServerSqlProcessUnstableSamples 96 3288
ClusterSqlServerTopQueriesUnstableSamplesIdCollectionDate ClusterSqlServerTopQueriesUnstableSamples 99 1758