From 3d1c7ed8b7919fff46a67c471c25c50c233c0a88 Mon Sep 17 00:00:00 2001
From: trimstray <trimstray@gmail.com>
Date: Fri, 7 Jun 2019 00:37:45 +0200
Subject: [PATCH] add new netstat one-liner - signed-off-by: trimstray
 <trimstray@gmail.com>

---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 6d3e3cd..6b0597b 100644
--- a/README.md
+++ b/README.md
@@ -3184,6 +3184,12 @@ sort | uniq -c | awk '{ printf("%s\t%s\t",$2,$1) ; for (i = 0; i < $1; i++) {pri
 watch "netstat -plan | grep :443 | awk {'print \$5'} | cut -d: -f 1 | sort | uniq -c | sort -nk 1"
 ```
 
+###### Grab banners from local IPv4 listening ports
+
+```bash
+netstat -nlt | grep 'tcp ' | grep -Eo "[1-9][0-9]*" | xargs -I {} sh -c "echo "" | nc -v -n -w1 127.0.0.1 {}"
+```
+
 ___
 
 ##### Tool: [rsync](https://en.wikipedia.org/wiki/Rsync)