Is port 2525 (SMTP Alternate) dangerous?

Port 2525 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 2525 be open on my firewall?

Port 2525 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 2525 use?

Port 2525 (SMTP Alternate) uses the TCP transport protocol and falls under the Email category.

:2525 (TCP)

SMTP Alternate

Medium Risiko

TCP — Email

On this page

Ikhtisar Port

Nomor Port 2525

Nama Layanan SMTP Alternate

Protokol Transport TCP

Kategori Email

Risiko Keamanan Medium

Rentang Port Terdaftar (1024-49151)

Apa itu Port 2525?

Port 2525 is a commonly used alternate SMTP port for outbound email submission, particularly useful when ISPs block the standard ports 25 and 587. Many email service providers like SendGrid, Mailgun, and Postmark support port 2525 for SMTP relay. It is especially popular for cloud hosting environments where port 25 is blocked by default.

TCP Email Umum Digunakan

Pertimbangan Keamanan

Port 2525 (SMTP Alternate) diklasifikasikan sebagai risiko sedang. Meskipun layanan ini umumnya diekspos, pertimbangkan untuk menggunakan alternatif terenkripsi jika tersedia.

Rekomendasi: Jaga layanan tetap diperbarui. Pantau log untuk aktivitas yang tidak biasa.

SMTP Alternate

Ikhtisar Port

Apa itu Port 2525?

Pertimbangan Keamanan

Port Terkait — Email

Istilah Terkait