Similar to SMTPS
.tz
.tz
0.0.0.0
0.0.0.0
CalDAV
CalDAV
Common Gateway Interface
Common Gateway Interface
Data URI scheme
Data URI scheme
FREAK
FREAK
Gopher
Gopher (protocol)
ISATAP
ISATAPISNS
Internet Storage Name ServiceLocator/Identifier Separation Protocol
Locator/Identifier Separation Protocol
Mailto
Mailto
Session Description Protocol
Session Description Protocol
Uniform Resource Identifier
Uniform Resource Identifier
WebSocket
WebSocket
Transport Layer Security
Transport Layer Security
FTPS
FTPS
Online Certificate Status Protocol
Online Certificate Status Protocol
Server Name Indication
Server Name Indication
証明書の透明性
Certificate Transparency
1048576
DMARC
DMARC
Internet Message Access Protocol
Internet Message Access ProtocolJSON Meta Application Protocol
JSON Meta Application Protocol
Messaging Application Programming Interface
MAPI
POP before SMTP
POP before SMTP
PPAP (セキュリティ)
SMTP-AUTH
送信ドメイン認証
Email authentication