TLS Smtp check

Encontré un sitio donde verificar si tu servidor de correo acepta trabajar con TLS, lo que haría un poco mas seguro la recepción de emails, siempre y cuando el originante del correo también lo pueda activar y sesionen.

http://checktls.com/perl/TestReceiver.pl



Checking dac@dcialdella.no-ip.com

looking up MX hosts on domain "dcialdella.no-ip.com"

No Mail eXchangers found; will try TLS directly to host

Trying TLS on dcialdella.no-ip.com[85.251.210.44] (0):
seconds test stage and result
[000.143] Connected to server
[007.411] <-- 220 dcialdella.no-ip.com ESMTP Postfix (Ubuntu) [007.412] We are allowed to connect [007.412] --> EHLO checktls.com
[008.134] <-- 250-dcialdella.no-ip.com 250-PIPELINING 250-SIZE 10240000 250-VRFY 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN [008.135] We can use this server [008.135] TLS is an option on this server [008.135] --> STARTTLS
[008.890] <-- 220 2.0.0 Ready to start TLS [008.890] STARTTLS command works on this server [010.512] SSLVersion in use: TLSv1.2 [010.512] Cipher in use: ECDHE-RSA-AES128-SHA256 [010.513] Connection converted to SSL [010.535] Certificate 1 of 2 in chain: subject= /CN=xubuntu issuer= /CN=xubuntu [010.556] Certificate 2 of 2 in chain: subject= /CN=xubuntu issuer= /CN=xubuntu [010.556] Cert NOT VALIDATED: self signed certificate [010.556] So email is encrypted but the domain is not verified [010.556] Cert Hostname DOES NOT VERIFY (dcialdella.no-ip.com != xubuntu) [010.557] So email is encrypted but the host is not verified [010.668] ~~> EHLO checktls.com
[013.161] <~~ 250-dcialdella.no-ip.com 250-PIPELINING 250-SIZE 10240000 250-VRFY 250-ETRN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN [013.161] TLS successfully started on this server [013.162] ~~> MAIL FROM:
[015.851] <~~ 250 2.1.0 Ok [015.851] Sender is OK [015.852] ~~> RCPT TO:
[016.531] <~~ 250 2.1.5 Ok [016.531] Recipient OK, E-mail address proofed [016.531] ~~> QUIT
[019.261] <~~ 221 2.0.0 Bye