Jastec MAC address blocks

The IEEE registry carries 2 blocks registered to Jastec, together 33.6 million addresses, first observed 31 Dec 2007, most recently 17 Nov 2012.

Registered in KR.

Cumulative address space by first-observed date on a linear scale sized to this chart; hover for date and total.

Prefix	Block	Addresses	Country	First registered
00:1F:09	MA-L	16.8 million	KR	31 Dec 2007
4C:8F:A5	MA-L	16.8 million	KR	17 Nov 2012

Every block registered to Jastec in the IEEE registries, complete. Free-text search also matches former owners.

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.