Well-known ports reference
Reference /api/v1/utility/portsTCP/UDP service-port reference. Lookup a number, see the protocol.
Related:
ASN lookup
Result
Raw JSON
API / curl
0 ms · live
{
"count": 72,
"ports": {
"7": {
"service": "echo",
"tcp": true,
"udp": true,
"rfc": "RFC 862"
},
"13": {
"service": "daytime",
"tcp": true,
"udp": true,
"rfc": "RFC 867"
},
"19": {
"service": "chargen",
"tcp": true,
"udp": true,
"rfc": "RFC 864"
},
"20": {
"service": "FTP-data",
"tcp": true
},
"21": {
"service": "FTP control",
"tcp": true
},
"22": {
"service": "SSH / SFTP",
"tcp": true
},
"23": {
"service": "Telnet",
"tcp": true
},
"25": {
"service": "SMTP",
"tcp": true
},
"43": {
"service": "WHOIS",
"tcp": true
},
"53": {
"service": "DNS",
"tcp": true,
"udp": true
},
"67": {
"service": "DHCP server",
"udp": true
},
"68": {
"service": "DHCP client",
"udp": true
},
"69": {
"service": "TFTP",
"udp": true
},
"80": {
"service": "HTTP",
"tcp": true
},
"88": {
"service": "Kerberos",
"tcp": true,
"udp": true
},
"110": {
"service": "POP3",
"tcp": true
},
"111": {
"service": "RPC portmapper",
"tcp": true,
"udp": true
},
"119": {
"service": "NNTP",
"tcp": true
},
"123": {
"service": "NTP",
"udp": true
},
"137": {
"service": "NetBIOS-ns",
"udp": true
},
"143": {
"service": "IMAP",
"tcp": true
},
"161": {
"service": "SNMP",
"udp": true
},
"162": {
"service": "SNMP trap",
"udp": true
},
"179": {
"service": "BGP",
"tcp": true
},
"194": {
"service": "IRC",
"tcp": true
},
"389": {
"service": "LDAP",
"tcp": true,
"udp": true
},
"443": {
"service": "HTTPS / HTTP/2 / QUIC",
"tcp": true,
"udp": true
},
"445": {
"service": "SMB",
"tcp": true
},
"465": {
"service": "SMTPS",
"tcp": true
},
"500": {
"service": "IKE / IPsec",
"udp": true
},
"514": {
"service": "syslog",
"udp": true
},
"515": {
"service": "LPD printing",
"tcp": true
},
"520": {
"service": "RIP",
"udp": true
},
"554": {
"service": "RTSP",
"tcp": true,
"udp": true
},
"587": {
"service": "SMTP submission",
"tcp": true
},
"636": {
"service": "LDAPS",
"tcp": true
},
"853": {
"service": "DNS over TLS",
"tcp": true
},
"873": {
"service": "rsync",
"tcp": true
},
"993": {
"service": "IMAPS",
"tcp": true
},
"995": {
"service": "POP3S",
"tcp": true
},
"1080": {
"service": "SOCKS",
"tcp": true
},
"1194": {
"service": "OpenVPN",
"udp": true
},
"1433": {
"service": "MSSQL",
"tcp": true
},
"1521": {
"service": "Oracle DB",
"tcp": true
},
"1723": {
"service": "PPTP",
"tcp": true
},
"2049": {
"service": "NFS",
"tcp": true,
"udp": true
},
"2082": {
"service": "cPanel",
"tcp": true
},
"2083": {
"service": "cPanel SSL",
"tcp": true
},
"2086": {
"service": "WHM",
"tcp": true
},
"2087": {
"service": "WHM SSL",
"tcp": true
},
"2375": {
"service": "Docker REST",
"tcp": true
},
"2376": {
"service": "Docker REST TLS",
"tcp": true
},
"3000": {
"service": "common dev (Node, Grafana)",
"tcp": true
},
"3306": {
"service": "MySQL / MariaDB",
"tcp": true
},
"3389": {
"service": "RDP",
"tcp": true
},
"3478": {
"service": "STUN / TURN",
"tcp": true,
"udp": true
},
"5060": {
"service": "SIP",
"tcp": true,
"udp": true
},
"5061": {
"service": "SIP-TLS",
"tcp": true
},
"5222": {
"service": "XMPP client",
"tcp": true
},
"5269": {
"service": "XMPP server",
"tcp": true
},
"5353": {
"service": "mDNS",
"udp": true
},
"5432": {
"service": "PostgreSQL",
"tcp": true
},
"5672": {
"service": "AMQP",
"tcp": true
},
"5900": {
"service": "VNC",
"tcp": true
},
"6379": {
"service": "Redis",
"tcp": true
},
"8080": {
"service": "HTTP alternate",
"tcp": true
},
"8443": {
"service": "HTTPS alternate",
"tcp": true
},
"9200": {
"service": "Elasticsearch",
"tcp": true
},
"9418": {
"service": "git",
"tcp": true
},
"11211": {
"service": "memcached",
"tcp": true,
"udp": true
},
"27017": {
"service": "MongoDB",
"tcp": true
},
"6443": {
"service": "Kubernetes API",
"tcp": true
}
}
}
{
"ok": true,
"slug": "utility/ports",
"title": "Well-known ports reference",
"ms": 0,
"data": {
"count": 72,
"ports": {
"7": {
"service": "echo",
"tcp": true,
"udp": true,
"rfc": "RFC 862"
},
"13": {
"service": "daytime",
"tcp": true,
"udp": true,
"rfc": "RFC 867"
},
"19": {
"service": "chargen",
"tcp": true,
"udp": true,
"rfc": "RFC 864"
},
"20": {
"service": "FTP-data",
"tcp": true
},
"21": {
"service": "FTP control",
"tcp": true
},
"22": {
"service": "SSH / SFTP",
"tcp": true
},
"23": {
"service": "Telnet",
"tcp": true
},
"25": {
"service": "SMTP",
"tcp": true
},
"43": {
"service": "WHOIS",
"tcp": true
},
"53": {
"service": "DNS",
"tcp": true,
"udp": true
},
"67": {
"service": "DHCP server",
"udp": true
},
"68": {
"service": "DHCP client",
"udp": true
},
"69": {
"service": "TFTP",
"udp": true
},
"80": {
"service": "HTTP",
"tcp": true
},
"88": {
"service": "Kerberos",
"tcp": true,
"udp": true
},
"110": {
"service": "POP3",
"tcp": true
},
"111": {
"service": "RPC portmapper",
"tcp": true,
"udp": true
},
"119": {
"service": "NNTP",
"tcp": true
},
"123": {
"service": "NTP",
"udp": true
},
"137": {
"service": "NetBIOS-ns",
"udp": true
},
"143": {
"service": "IMAP",
"tcp": true
},
"161": {
"service": "SNMP",
"udp": true
},
"162": {
"service": "SNMP trap",
"udp": true
},
"179": {
"service": "BGP",
"tcp": true
},
"194": {
"service": "IRC",
"tcp": true
},
"389": {
"service": "LDAP",
"tcp": true,
"udp": true
},
"443": {
"service": "HTTPS / HTTP/2 / QUIC",
"tcp": true,
"udp": true
},
"445": {
"service": "SMB",
"tcp": true
},
"465": {
"service": "SMTPS",
"tcp": true
},
"500": {
"service": "IKE / IPsec",
"udp": true
},
"514": {
"service": "syslog",
"udp": true
},
"515": {
"service": "LPD printing",
"tcp": true
},
"520": {
"service": "RIP",
"udp": true
},
"554": {
"service": "RTSP",
"tcp": true,
"udp": true
},
"587": {
"service": "SMTP submission",
"tcp": true
},
"636": {
"service": "LDAPS",
"tcp": true
},
"853": {
"service": "DNS over TLS",
"tcp": true
},
"873": {
"service": "rsync",
"tcp": true
},
"993": {
"service": "IMAPS",
"tcp": true
},
"995": {
"service": "POP3S",
"tcp": true
},
"1080": {
"service": "SOCKS",
"tcp": true
},
"1194": {
"service": "OpenVPN",
"udp": true
},
"1433": {
"service": "MSSQL",
"tcp": true
},
"1521": {
"service": "Oracle DB",
"tcp": true
},
"1723": {
"service": "PPTP",
"tcp": true
},
"2049": {
"service": "NFS",
"tcp": true,
"udp": true
},
"2082": {
"service": "cPanel",
"tcp": true
},
"2083": {
"service": "cPanel SSL",
"tcp": true
},
"2086": {
"service": "WHM",
"tcp": true
},
"2087": {
"service": "WHM SSL",
"tcp": true
},
"2375": {
"service": "Docker REST",
"tcp": true
},
"2376": {
"service": "Docker REST TLS",
"tcp": true
},
"3000": {
"service": "common dev (Node, Grafana)",
"tcp": true
},
"3306": {
"service": "MySQL / MariaDB",
"tcp": true
},
"3389": {
"service": "RDP",
"tcp": true
},
"3478": {
"service": "STUN / TURN",
"tcp": true,
"udp": true
},
"5060": {
"service": "SIP",
"tcp": true,
"udp": true
},
"5061": {
"service": "SIP-TLS",
"tcp": true
},
"5222": {
"service": "XMPP client",
"tcp": true
},
"5269": {
"service": "XMPP server",
"tcp": true
},
"5353": {
"service": "mDNS",
"udp": true
},
"5432": {
"service": "PostgreSQL",
"tcp": true
},
"5672": {
"service": "AMQP",
"tcp": true
},
"5900": {
"service": "VNC",
"tcp": true
},
"6379": {
"service": "Redis",
"tcp": true
},
"8080": {
"service": "HTTP alternate",
"tcp": true
},
"8443": {
"service": "HTTPS alternate",
"tcp": true
},
"9200": {
"service": "Elasticsearch",
"tcp": true
},
"9418": {
"service": "git",
"tcp": true
},
"11211": {
"service": "memcached",
"tcp": true,
"udp": true
},
"27017": {
"service": "MongoDB",
"tcp": true
},
"6443": {
"service": "Kubernetes API",
"tcp": true
}
}
},
"source": "live",
"meta": []
}
JSON endpoint
/api/v1/utility/ports?q=AS13335
curl
curl -s '/api/v1/utility/ports?q=AS13335'
How to use Well-known ports reference
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Paste your input
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2
Click "Inspect"
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3
Open the API tab
Every web tool has a sibling /api/v1/utility/ports JSON endpoint with the same payload. One copy-as-curl click and you're scripting it.
API equivalent
/api/v1/utility/ports?q=AS13335
curl -s '/api/v1/utility/ports?q=AS13335'
Embed this tool
<iframe src="/utility/ports?q={INPUT}&embed=1"
width="100%" height="600" frameborder="0"></iframe>
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FAQ · Well-known ports reference
Common questions
Is Well-known ports reference free?
Yes — every tool is free on the web with a 200/hour rate limit per IP. The matching API endpoint /api/v1/utility/ports is free up to 100 requests/hour, no key required.
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Real-time probes against authoritative sources (DNS root, RIRs, registries, the target server itself), plus partner data feeds from hostinfo.com (GeoIP/ASN) and hostcheck.com (reputation).
How fresh are the results?
Live by default. Cached for 5 minutes to make repeat queries instant; pass
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Yes — every tool ships with a copy-as-curl. There's also an official CLI:
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