TCPRegistered PortFirewall: Usually Closed
8083

Alternative HTTP / InfluxDB

What is Port 8083?

Port 8083 was previously the default port for InfluxDB's admin interface (deprecated since InfluxDB 1.1). Some legacy InfluxDB installations may still use this port. Port 8083 is also used by various web applications, development servers, and custom services. In multi-service environments, it serves as another alternative when lower-numbered HTTP ports are occupied. The port is commonly seen in IoT and monitoring stacks alongside InfluxDB.

Common Uses

  • Legacy InfluxDB admin interface
  • Alternative web application port
  • IoT data platform interfaces
  • Custom service endpoints

Technical Details

Port Number8083
ProtocolTCP
CategoryRegistered
Service NameAlternative HTTP / InfluxDB
Default FirewallUsually Closed
Port Test Commands

Copy-paste commands to check port 8083 (Alternative HTTP / InfluxDB) from your terminal

Test connectivity

Netcat (nc)Check if TCP port is reachable
nc -zv example.com 8083
curl (HTTP)Test HTTP response on this port
curl -v --max-time 5 http://example.com:8083/
TelnetBasic TCP port connectivity check
telnet example.com 8083
nmapScan port 8083 with service detection
nmap -p 8083 -sV example.com
Bash /dev/tcpPure bash TCP check (no extra tools needed)
(echo > /dev/tcp/example.com/8083) 2>/dev/null && echo "open" || echo "closed"

Open port in firewall

UFW (Ubuntu / Debian)
sudo ufw allow 8083/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8083 -j ACCEPT
firewalld (RHEL / CentOS)
sudo firewall-cmd --permanent --add-port=8083/tcp && sudo firewall-cmd --reload

Security Considerations

!

InfluxDB's admin interface on port 8083 has been deprecated due to security concerns. If still active, disable it and use the CLI or API instead. For other services, apply standard web security practices.

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