Proposed. Not implemented.

This is partially modelled after O'Reillys Meerkat.
http://www.oreillynet.com/pub/a/rss/2000/05/09/meerkat_api.html?page=3

Search - Search string
s=
Defaults to something logical.

Search What - What field to search
sw=

Zone - Belongs to this Zone (id)
z=

Domain - Belong to this Domain (id)
d=

Time - Edited in the last... whatever
t=
Settings: MINUTE, HOUR, DAY, ALL. Default is ALL.
Example: http://maintain.example.com/host?t=7DAY?z=3
Hosts edited in the last week in zone 3