Protonic Holland MAC address blocks

The IEEE registry carries 4 blocks registered to Protonic Holland, together 16.8 million addresses, first observed 30 Jul 2008, most recently 30 Mar 2013.

Registered in NL.

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
88:14:2B	MA-L	16.8 million	NL	30 Mar 2013
00:50:C2:4B:B	IAB	4.1 thousand	NL	30 Jul 2008
00:50:C2:C7:A	IAB	4.1 thousand	NL	25 Apr 2010
40:D8:55:06:3	IAB	4.1 thousand	NL	9 Dec 2012

Every block registered to Protonic Holland 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.