MIME Types

Summary

MIME Types are a way for software to know what type of file it is without have to look at the contents of the file or depend on operating-specific features like extensions.

Detail

Subtypes:

Common
Registered
Unregistered
Added Recently
Complete List

By Media Type:

application
audio
image
message
model
multipart
text
video

References

IANA: MIME Media Types.
Microsoft Technet: MIME Types in IIS. Unfortunately it only covers IIS5 and IIS6.
Microsoft DevNet: MIME Type Detection in Internet Explorer