diff --git a/server/src/main/java/org/apache/druid/client/CachingClusteredClient.java b/server/src/main/java/org/apache/druid/client/CachingClusteredClient.java
index 9305b1b88e9f..5cb41eb14b17 100644
--- a/server/src/main/java/org/apache/druid/client/CachingClusteredClient.java
+++ b/server/src/main/java/org/apache/druid/client/CachingClusteredClient.java
@@ -345,6 +345,20 @@ ClusterQueryResult<T> run(
       }
 
       final Set<SegmentServerSelector> segmentServers = computeSegmentsToQuery(timeline, specificSegments);
+      if (query.context().isDebug()) {
+        final String dataSource = ev.getBaseTableDataSource().getName();
+        log.infoSegmentIds(
+            segmentServers.stream().map(
+                s -> SegmentId.of(
+                    dataSource,
+                    s.getSegmentDescriptor().getInterval(),
+                    s.getSegmentDescriptor().getVersion(),
+                    s.getSegmentDescriptor().getPartitionNumber()
+                )
+            ),
+            StringUtils.format("Query[%s] found segments from timeline lookup", query.getId())
+        );
+      }
       final CloneQueryMode cloneQueryMode = query.context().getCloneQueryMode();
       @Nullable
       final byte[] queryCacheKey = cacheKeyManager.computeSegmentLevelQueryCacheKey();