Time Services
Browse all port information under the Time Services category
2Total Ports
2Popular Ports
5Related Services
Ports Listed
37TCP
Time Protocol service port for network time synchronization and time queries
Common Software02
TIME Protocol
TimeProtocolService
RFC 868 Implementation
RFC 868TimeProtocol
123UDP
NTP (Network Time Protocol) syncs clocks between clients and servers over UDP 123. A wrong system clock breaks TLS certificate validation, scrambles log ordering and invalidates distributed locks.