What port does HTTP/3 use?

HTTP/3 uses port 443 by default. The protocol is defined in RFC 9114.

Unknown

HTTP/3

Q: What is HTTP/3?

HTTP/3 (HTTP/3) is a Application Layer protocol in the Web category. Latest HTTP version running over QUIC (UDP) instead of TCP. Eliminates head-of-line blocking and reduces connection establishment latency.

Application Layer — Web

Ikhtisar Protokol

Nama Lengkap HTTP/3

Singkatan HTTP/3

Lapisan OSI Application Layer

Kategori Web

Port Default 443

RFC RFC 9114

Tentang HTTP/3

Latest HTTP version running over QUIC (UDP) instead of TCP. Eliminates head-of-line blocking and reduces connection establishment latency.

Application Layer Web Port 443

Referensi Standar

HTTP/3 didefinisikan dalam RFC 9114, diterbitkan oleh Internet Engineering Task Force (IETF). RFC adalah dokumen standar resmi untuk protokol internet dan tersedia secara bebas untuk ditinjau publik.

Protokol Terkait — Application Layer

HTTP Hypertext Transfer Protocol HTTPS HTTP Secure HTTP/2 HTTP/2 WS WebSocket SMTP Simple Mail Transfer Protocol IMAP Internet Message Access Protocol POP3 Post Office Protocol v3 FTP File Transfer Protocol