← Port Encyclopedia
217

Port-217

TCP
System Low Risk
Reserved or unassigned port 217 — may appear in network scans as open, closed, or filtered

🔍 How to Scan Port 217

nmap -sV -p 217 target
nmap -sV -sC --script=banner -p 217 target
nc -zv target 217

🛡️ Security Considerations

  • Scan port 217 with nmap -sV to identify the exact service and version
  • If Port-217 is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit port-217 to find known exploits
  • Monitor traffic on port 217 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related System Ports

Port 1
TCPMUX
Port 5
RJE
Port 7
Echo
Port 9
Discard
Port 11
systat
Port 13
Daytime
Port 17
QOTD
Port 19
Chargen
Port 37
Time
Port 79
Finger
Port 111
RPCbind
Port 113
Ident

📍 Nearby Ports

Port 212
Port-212
Port 213
Port-213
Port 214
Port-214
Port 215
Port-215
Port 216
Port-216
Port 218
Port-218
Port 219
Port-219
Port 220
Port-220
Port 221
Port-221
Port 222
Port-222
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