Portqry Examples ((new)) ❲2027❳

The only reason I wouldn't give PortQry a perfect score is that it's a command-line tool, which may not be user-friendly for those without experience with command-line interfaces. However, for power users and network administrators, PortQry is an indispensable tool that provides valuable insights into port status and network configurations.

TCP port 80 (http) is LISTENING

If FILTERED , the firewall is blocking RPC dynamic ports.

Example:

portqry -n mailserver01.local -o 25,110,143,587

Output:

TCP port 1 (tcpmux) is LISTENING TCP port 22 (ssh) is LISTENING ... TCP port 80 (http) is LISTENING portqry examples

| Code | Meaning | |------|---------| | 0 | Port LISTENING or service found | | 1 | Port NOT LISTENING (RST or ICMP unreachable) | | 2 | FILTERED (no response after retries) | | 3 | Command-line error | | 4 | Unsupported protocol or service type |

| Switch | Purpose | |--------|---------| | -n | Target name or IP | | -p | tcp or udp | | -e | Single port number | | -r | Port range ( start:end ) | | -t | Timeout (ms) | | -rpc | Query RPC endpoint mapper | | -ldap | Send LDAP bind request | | -smb | SMB negotiation | | -dns | DNS query over UDP | | -o | One-line output | | -v | Verbose | | -l | Local machine mode |

Unlike generic port scanners, Portqry implements to validate the service, not just the port. The only reason I wouldn't give PortQry a

Example:

For automated scripts or documentation, you can output results to a file. portqry -n web-srv01 -p tcp -e 443 -l results.txt Use code with caution. Quiet mode (useful for batch scripts): portqry -n web-srv01 -p tcp -e 80 -q Use code with caution.