← Port Encyclopedia
84

HTTP-Alt

TCP
Web Medium Risk
Alternative HTTP — used by some web applications

🔍 How to Scan Port 84

nmap -sV -p 84 target
nmap -sV -sC --script=banner -p 84 target
nc -zv target 84

🛡️ Security Considerations

  • Scan port 84 with nmap -sV to identify the exact service and version
  • If HTTP-Alt is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit http-alt to find known exploits
  • Monitor traffic on port 84 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related Web Ports

Port 70
Gopher
Port 80
HTTP
Port 81
HTTP-Alt
Port 82
HTTP-Alt
Port 83
HTTP-Alt
Port 443
HTTPS
Port 2082
cPanel
Port 2083
cPanel-SSL
Port 2086
WHM
Port 2087
WHM-SSL
Port 4443
HTTPS-Alt
Port 5000
UPnP

📍 Nearby Ports

Port 79
Finger
Port 80
HTTP
Port 81
HTTP-Alt
Port 82
HTTP-Alt
Port 83
HTTP-Alt
Port 85
Port-85
Port 86
Port-86
Port 87
Port-87
Port 88
Kerberos
Port 89
Port-89
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