diff --git a/src/files.rs b/src/files.rs
index aea0f42..ed34c1c 100644
--- a/src/files.rs
+++ b/src/files.rs
@@ -67,7 +67,7 @@ pub fn check_full_path(full_path: &str) -> bool {
 pub fn delete_files(paths: &HashSet<String>) {
     for file in paths {
         if Path::new(&file).exists() {
-            match std::fs::remove_file(&file) {
+            match std::fs::remove_file(file) {
                 Ok(_) => (),
                 Err(e) => error!("Error deleting the file {}. Description: {}", &file, e),
             }
diff --git a/src/resolver_engine.rs b/src/resolver_engine.rs
index 6569cb1..bb0e62c 100644
--- a/src/resolver_engine.rs
+++ b/src/resolver_engine.rs
@@ -214,11 +214,15 @@ fn parallel_resolver_engine(
         .collect();
 
     let mut nmap_ips: HashSet<String> = resolv_data
-        .iter()
-        .map(|(_, resolv_data)| resolv_data.ip.clone())
+        .values()
+        .map(|resolv_data| resolv_data.ip.clone())
         .collect();
 
-    nmap_ips.retain(|ip| !ip.is_empty());
+    nmap_ips.retain(|ip| {
+        !ip.is_empty()
+            && ip.parse::<Ipv4Addr>().is_ok()
+            && !ip.parse::<Ipv4Addr>().unwrap().is_private()
+    });
 
     let nmap_data: HashMap<String, Nmaprun> = nmap_ips
         .par_iter()