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PortsDB

Ports & Protocols

Search and filter every common TCP/UDP port. Each page covers the service, default state, common attacks, hardening, and an nmap snippet.

Category:
Transport:

103 ports

PortService
7Echo ProtocolAttacked
19CharGEN (Character Generator Protocol)Attacked
20FTP (File Transfer Protocol) data channelAttacked
21FTP (File Transfer Protocol) control channelAttacked
22SSH (Secure Shell)Attacked
23TelnetAttacked
25SMTP (Simple Mail Transfer Protocol)Attacked
53DNS (Domain Name System)Attacked
67DHCP (Dynamic Host Configuration Protocol) serverAttacked
69TFTP (Trivial File Transfer Protocol)Attacked
79FingerAttacked
80HTTP (Hypertext Transfer Protocol)Attacked
88KerberosAttacked
110POP3 (Post Office Protocol v3)Attacked
111RPCbind (portmapper)Attacked
113Ident / AuthAttacked
119NNTP (Network News Transfer Protocol)Attacked
123NTP (Network Time Protocol)Attacked
135MSRPC Endpoint MapperAttacked
137NetBIOS Name Service (NBT-NS)Attacked
139NetBIOS Session ServiceAttacked
143IMAP (Internet Message Access Protocol)Attacked
161SNMP (Simple Network Management Protocol)Attacked
179BGP (Border Gateway Protocol)Attacked
194IRC (Internet Relay Chat)Attacked
389LDAP (Lightweight Directory Access Protocol)Attacked
427SLP (Service Location Protocol)Attacked
443HTTPS (HTTP over TLS)Attacked
445SMB / CIFSAttacked
465SMTPS (SMTP Submission over implicit TLS)
500IKE / ISAKMP (IPsec VPN key exchange)Attacked
514SyslogAttacked
515LPD (Line Printer Daemon)Attacked
520RIP (Routing Information Protocol)Attacked
548AFP (Apple Filing Protocol)Attacked
554RTSP (Real Time Streaming Protocol)Attacked
587SMTP Submission (STARTTLS)
593RPC over HTTP (MSRPC/EPMAP)Attacked
623IPMI / RMCP (BMC out-of-band management)Attacked
631IPP / CUPS (Internet Printing Protocol)Attacked
636LDAPS (LDAP over TLS)Attacked
873rsync daemonAttacked
990FTPS (FTP over implicit TLS)Attacked
993IMAPS (IMAP over TLS)
995POP3S (POP3 over TLS)
1080SOCKS proxyAttacked
1099Java RMI RegistryAttacked
1194OpenVPNAttacked
1433Microsoft SQL ServerAttacked
1434Microsoft SQL Server Resolution Service (SQL Server Browser)Attacked
1521Oracle Database TNS listenerAttacked
1701L2TP (VPN)Attacked
1723PPTP (Point-to-Point Tunneling Protocol)Attacked
1812RADIUS authenticationAttacked
1900SSDP / UPnP (Simple Service Discovery Protocol)Attacked
2049NFS (Network File System)Attacked
2181Apache ZooKeeperAttacked
2375Docker Engine API (unencrypted)Attacked
2376Docker Engine API (TLS)Attacked
3128Squid HTTP ProxyAttacked
3260iSCSI targetAttacked
3268LDAP Global Catalog (Active Directory)Attacked
3306MySQL / MariaDBAttacked
3389RDP (Remote Desktop Protocol)Attacked
3478STUN / TURN (WebRTC NAT traversal)Attacked
3690Subversion (svnserve)Attacked
4369Erlang Port Mapper Daemon (epmd)Attacked
4444Metasploit Meterpreter (default) / MSRPC BlasterAttacked
4500IPsec NAT-T (IKE NAT traversal)Attacked
4505SaltStack Salt master (ZeroMQ)Attacked
5000UPnP / common dev server (Flask, Docker registry)Attacked
5060SIP (Session Initiation Protocol)Attacked
5353mDNS (Multicast DNS)Attacked
5432PostgreSQLAttacked
5555Android Debug Bridge (ADB)Attacked
5601KibanaAttacked
5672AMQP (RabbitMQ)Attacked
5683CoAP (Constrained Application Protocol, IoT)Attacked
5900VNC (Virtual Network Computing)Attacked
5984Apache CouchDBAttacked
5985WinRM (HTTP)Attacked
5986WinRM over HTTPSAttacked
6000X11 (X Window System)Attacked
6379RedisAttacked
6443Kubernetes API serverAttacked
6667IRC (Internet Relay Chat)Attacked
7001Oracle WebLogic ServerAttacked
7547TR-069 / CWMP (CPE WAN Management)Attacked
8009AJP (Apache JServ Protocol, Tomcat)Attacked
8080HTTP Alternate / ProxyAttacked
8443HTTPS Alternate (web admin / Tomcat SSL)Attacked
8500HashiCorp Consul HTTP APIAttacked
9000PHP-FPM / SonarQube / dev HTTPAttacked
9090Prometheus / web adminAttacked
9092Apache KafkaAttacked
9100Printer JetDirect (raw print) / node_exporterAttacked
9200Elasticsearch HTTP APIAttacked
9300Elasticsearch transport (node-to-node)Attacked
9418Git protocol (git daemon)Attacked
10000WebminAttacked
10250Kubernetes kubelet APIAttacked
11211MemcachedAttacked
27017MongoDBAttacked