Sentry 360 Security MAC address blocks

The IEEE registry carries 4 blocks registered to Sentry 360 Security, together 16.4 thousand addresses, first observed 12 Apr 2009, most recently 20 May 2013.

Registered in US.

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
00:50:C2:A9:8	IAB	4.1 thousand	US	12 Apr 2009
00:50:C2:F5:A	IAB	4.1 thousand	US	25 Mar 2012
40:D8:55:09:3	IAB	4.1 thousand	US	3 Feb 2013
40:D8:55:0E:C	IAB	4.1 thousand	US	20 May 2013

Every block registered to Sentry 360 Security 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.