Is port 43 (WHOIS) dangerous?

Port 43 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 43 be open on my firewall?

Port 43 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 43 use?

Port 43 (WHOIS) uses the TCP transport protocol and falls under the Other category.

:43 (TCP)

WHOIS

Low Risiko

TCP — Other

On this page

Ikhtisar Port

Nomor Port 43

Nama Layanan WHOIS

Protokol Transport TCP

Kategori Other

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 43?

WHOIS protocol. Queries domain name registration databases to retrieve information about domain ownership, registration dates, and name servers.

TCP Other Umum Digunakan

Pertimbangan Keamanan

Port 43 (WHOIS) diklasifikasikan sebagai risiko rendah. Layanan ini menggunakan enkripsi atau memiliki permukaan serangan yang minimal, sehingga relatif aman untuk diekspos.

Rekomendasi: Terapkan praktik keamanan standar. Jaga perangkat lunak tetap diperbarui dan pantau akses.

WHOIS

Ikhtisar Port

Apa itu Port 43?

Pertimbangan Keamanan

Port Terkait — Other

Istilah Terkait