Port 465 — SMTPS
SMTP over implicit TLS for secure email submission.
| Port number | 465 |
|---|---|
| Service | SMTPS |
| Transport | TCP |
| Category |
Is port 465 safe?
Preferred over plaintext 25 for sending mail.
Frequently asked questions
What is port 465 used for?
Port 465 (TCP) is the standard port for SMTPS. SMTP over implicit TLS for secure email submission.
Is port 465 safe to open?
Preferred over plaintext 25 for sending mail.
Is port 465 TCP or UDP?
Port 465 commonly uses TCP.