Prefix and Region and Island name (not required all fields)
Region format: *Z-001* (for example: Z-0 or Z or 01 or 001)
Island name format: *name* (for example Polelum isl: to put polel or lelu or elum)

you want to search islands from Z region of Poland (to put: Prefix 161 Region z)
you don't know full island name Polelum from Poland (to put: Prefix 161 Island name po)

Search island by activation in users logs    (by call. or date)
Callsign	Date	IWI    island(s)	IOTA  &  N/V    island(s)
	date format: yyyy-mm-dd