diff --git a/core/scanner.py b/core/scanner.py
index 4cff43c..58013c1 100644
--- a/core/scanner.py
+++ b/core/scanner.py
@@ -420,7 +420,7 @@ class Scanner:
             elif _is_valid_ip(target):
                 discovered_targets_by_type[NodeType.IP].add(target)
 
-        targets_to_skip_recursion = set()
+        targets_to_skip = set()
         for node_type, targets in discovered_targets_by_type.items():
             if len(targets) > self.config.large_entity_threshold:
                 print(f"Large number of {node_type.value}s ({len(targets)}) found for {domain}. Creating a large entity node.")
@@ -428,7 +428,7 @@ class Scanner:
                 first_rel = next((r for r in all_relationships if r[1] in targets), None)
                 if first_rel:
                     self._handle_large_entity(domain, list(targets), first_rel[2], first_rel[5])
-                targets_to_skip_recursion.update(targets)
+                targets_to_skip.update(targets)
 
 
         # Step 3: Process all relationships to create/update nodes and edges
@@ -443,7 +443,7 @@ class Scanner:
             if provider_name == 'crtsh' and 'domain_certificates' in raw_data:
                 domain_certs = raw_data.get('domain_certificates', {})
                 for cert_domain, cert_summary in domain_certs.items():
-                    if _is_valid_domain(cert_domain):
+                    if _is_valid_domain(cert_domain) and cert_domain not in targets_to_skip:
                         # Create the node with its metadata. If node exists, metadata is updated.
                         self.graph.add_node(cert_domain, NodeType.DOMAIN, metadata={'certificate_data': cert_summary})
 
@@ -451,7 +451,7 @@ class Scanner:
             self._collect_node_metadata(source, provider_name, rel_type, target, raw_data, domain_metadata[source])
 
             # Add nodes and edges to the graph
-            if target in targets_to_skip_recursion:
+            if target in targets_to_skip:
                 continue
             
             if _is_valid_ip(target):