Similar to MIME
Base64
Base64
Quoted-printable
Quoted-printable
SMTPS
SMTPS
CalDAV
CalDAV
Data URI scheme
Data URI scheme
Gopher
Gopher (protocol)
Session Description Protocol
Session Description Protocol
Uniform Resource Identifier
Uniform Resource Identifier
WebSocket
WebSocket
DKIM
DomainKeys Identified Mail
Post Office Protocol
Post Office Protocol
Sender Policy Framework
Sender Policy Framework
SMTP
Simple Mail Transfer Protocol
STARTTLS
Opportunistic TLS
UTF-7
UTF-7
.eg
.eg
.tz
.tz
0.0.0.0
0.0.0.0
Application-Layer Protocol Negotiation
Application-Layer Protocol Negotiation
Common Gateway Interface
Common Gateway Interface
Datagram Congestion Control Protocol
Datagram Congestion Control Protocol
Datagram Transport Layer Security
Datagram Transport Layer Security
HTTPパイプライン
HTTP pipelining
ISATAP
ISATAPISNS
Internet Storage Name ServiceLocator/Identifier Separation Protocol
Locator/Identifier Separation Protocol
Mailto
Mailtoインターネットドラフト
Internet Draft