The following code can help you in scanning for port 53/udp : from socket import * import sys, time from datetime import datetime host = '' ports = [53] def scan_host(host, port, r_code = 1) : try : s = socket(AF_INET, SOCK_DGRAM) code = s.connect_ex((host, port)) if code == 0 : r_code = code s.close() except Exception, e : pass return r_code try : host = raw_input("[*] Enter Target Host
How to Find Open and Blocked TCP/UDP Ports Oct 21, 2019 UDP Port Scanner, Online UDP Port Scan, UDP Port Scanning UDP Port Scanner. With this online UDP port scanner you can scan an IP address for open UDP ports. Use this UDP port scan tool to check what services (dns, tftp, ntp, snmp, mdns, upnp) are running on your server, test if your firewall is working correctly, view open UDP ports.
How to open ports in your firewall – IBM Watson Media
What UDP/TCP ports do I Need to open for discord? - reddit May 15, 2015 Which UDP ports are open? (netstat is for TCP) - Ars
Then choose New Rule. This will open the New Inbound Rule Wizard. Choose a Port Rule to create, then choose TCP or UDP as the port type (see our firewall article for specific port type) Choose specific local ports, and type the number of the port you want open. After this, you can choose to allow or block the specific port.
Sep 09, 2015 UDP Ports Open on Device - Cisco Community One of these is the documentation of 'open' ports on network devices. That is to say, a tcp or udp port that the device is listening on or will accept connections on. A useful command for this kind of investigation is 'show control-plane host open-ports'; the output of which is shown here: Active internet connections (servers and established) Opening UDP port 123 - Cisco Community Re: Opening UDP port 123 Thanks for the info. At this point, I don't think it's a problem with the firewall blocking any ports, as this hasn't been a problem in the past and at …