From 9486f73cd9834fe66eb2c2f8d015f286703f42cc Mon Sep 17 00:00:00 2001
From: jc <jc@git.server>
Date: Sat, 21 Sep 2024 14:46:46 +0300
Subject: [PATCH] disabled DNS resolution on nc

---
 portradar.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/portradar.sh b/portradar.sh
index a6b6bcb..ba5ec26 100755
--- a/portradar.sh
+++ b/portradar.sh
@@ -59,7 +59,7 @@ cg_color(){
 }
 
 tcp_scan(){
-	ret=$(nc -w1 -z $ip $c 2>/dev/null; echo $?)
+	ret=$(nc -w1 -zn $ip $c > /dev/null 2>&1; echo $?)
 	[[ $ret == 0 ]] && { echo $c >> /tmp/tcp_ports; cg_color olbg "$c "; }
 }
 
@@ -69,7 +69,7 @@ udp_scan(){
 }
 
 fast_ping(){
-	nn=$(ping -W3 -c1 $ip 1>/dev/null 2>/dev/null; echo $?)
+	nn=$(ping -W1 -c1 $ip 1>/dev/null 2>/dev/null; echo $?)
 	[[ $nn == 0 ]] && { echo $ip >> /tmp/ips; }
 }