DOLBY LABORATORIES, INC. MAC address blocks

The IEEE registry carries 4 blocks registered to DOLBY LABORATORIES, INC., together 17.8 million addresses, first observed 8 Sep 2000, most recently 4 Oct 2018.

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:D0:46	MA-L	16.8 million	US	8 Sep 2000
D4:25:CC:8	MA-M	1 million	US	4 Oct 2018
70:B3:D5:3F:5	MA-S	4.1 thousand	US	10 Jun 2018
70:B3:D5:73:A	MA-S	4.1 thousand	US	26 Mar 2017

Every block registered to DOLBY LABORATORIES, INC. 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.