Similar to MIME
Base64
Base64Quoted-printable
Quoted-printableSMTPS
SMTPSCalDAV
CalDAVData URI scheme
Data URI schemeGopher
Gopher (protocol)Session Description Protocol
Session Description ProtocolUniform Resource Identifier
Uniform Resource IdentifierWebSocket
WebSocketDKIM
DomainKeys Identified MailPost Office Protocol
Post Office ProtocolSender Policy Framework
Sender Policy FrameworkSMTP
Simple Mail Transfer ProtocolSTARTTLS
Opportunistic TLSUTF-7
UTF-7.eg
.eg.tz
.tz0.0.0.0
0.0.0.0Application-Layer Protocol Negotiation
Application-Layer Protocol NegotiationCommon Gateway Interface
Common Gateway InterfaceDatagram Congestion Control Protocol
Datagram Congestion Control ProtocolDatagram Transport Layer Security
Datagram Transport Layer SecurityHTTPパイプライン
HTTP pipeliningISATAP
ISATAPISNS
Internet Storage Name ServiceLocator/Identifier Separation Protocol
Locator/Identifier Separation ProtocolMailto
Mailtoインターネットドラフト
Internet Draft