isopen

isOpen can check a range of ports (TCP) for 'open' or 'closed' status with label name (Ports Scanner)

Usage no npm install needed!

<script type="module">
  import isopen from 'https://cdn.skypack.dev/isopen';
</script>

README

isopen

isOpen can check a range of ports (TCP) for 'open' or 'closed' status with label name (Ports Scanner)

NPM

Usage

Examples

const isopen = require("isopen");

// Check single port
isopen('github.com', 80,function(response){
    console.log(response);
});

// Check Range 
isopen('github.com', '20-30',function(response){
    console.log(response);
});

// Check array of ports 
isopen('github.com', [21,22,80,443],function(response){
    console.log(response);
});

API

isopen(host,ports,callback);
  • host: domain or ip address
  • ports: port (Integer) | ports (Array) | ports (Range) * Check Examples
  • Callback: function with object reponse

TEST

npm test