ADS Technologies, Inc. — 00:50:C5 (MA-L)

ADS Technologies, Inc. holds a single IEEE MA-L block, 00:50:C5, registered to "ADS Technologies, Inc" at 12627 Hiddencreek Way, Cerritos, CA 90703, US. Unlike a bare single-OUI shell registration, this prefix belongs to a real, well-documented consumer-electronics maker that operated under the "ADS Tech" brand. Founded in the early 1990s and headquartered in Cerritos, California, the company designed PC peripherals — USB and IEEE-1394 (FireWire) host-adapter cards, the "Pyro" FireWire video-capture and editing series (Pyro 1394DV, Pyro ProDV, Pyro A/V Link, Pyro Professional), USB Instant DVD/Video capture devices, and TV tuners. Its products were reviewed and sold through mainstream retail and trade press across roughly 1999–2005, and in 2004 it partnered publicly with DivXNetworks to add DivX encoding to its Instant VideoMPX capture device. Only one OUI block was found across the local IEEE MA-L/MA-M/MA-S snapshots — no evidence of multiple assignments — but the depth of independent corroboration (company history, named product lines, HQ and manufacturing locations, a named industry partnership) clears the substance bar. Devices bearing 00:50:C5 would be PC expansion/peripheral hardware (FireWire adapters and video-capture cards), not networking infrastructure or IoT gear, which is consistent with the era and product category. No CVE, botnet, or security-advisory activity was found referencing this vendor. IEEE's public OUI registry publishes no assignment date, so none is recorded here; any "date registered" shown by third-party MAC aggregators is a database artifact, not an IEEE fact.

IEEE assignment

00:50:C5 → ADS Technologies, Inc, registered Cerritos, CA, US [Confirmed] — IEEE MA-L

Registry / block size

MA-L (24-bit OUI); single prefix found; no MA-M/MA-S blocks for this registrant [Confirmed] — IEEE MA-L/MA-M/MA-S snapshots (the IEEE MA-L registry, the IEEE MA-M registry, the IEEE MA-S registry); zero matches in the IEEE MA-M registry / the IEEE MA-S registry

HQ / country

12627 Hiddencreek Way, Cerritos, CA 90703, US (registry address) [Confirmed] — IEEE MA-L

Company substance

real, multi-product consumer-electronics maker under the "ADS Tech" brand; not a bare single-OUI shell [Confirmed] — company history and product coverage: https://www.aboutvideoediting.com/hardware/ADS.shtml , https://www.divx.com/press/ads-tech-and-divxnetworks-partner-to-add-divx-video-technology-to-instant-videompx-capture-device/

Device types

USB / IEEE-1394 (FireWire) host-adapter cards, video-capture/editing hardware (Pyro series), USB Instant DVD/Video capture devices, TV tuners [Likely] — https://www.aboutvideoediting.com/hardware/ADS.shtml , https://www.johnwillis.com/2022/10/ads-tech-pyro-apt-5507-video-capture.html

Notable products

Pyro 1394DV, Pyro ProDV, Pyro A/V Link, Pyro Professional, Instant DVD / Instant VideoMPX [Confirmed] — https://www.videomaker.com/videonews/2005/04/ads-announces-pyro-av-link-studio-with-sony-vegasdvd-production-suite/ , https://www.tvtechnology.com/news/ads-tech-launches-pyro-professional-mpeg-edition-for-hd-dv-analog

Industry partnership

2004 partnership with DivXNetworks to add DivX encoding to the Instant VideoMPX capture device [Confirmed] — https://www.divx.com/press/ads-tech-and-divxnetworks-partner-to-add-divx-video-technology-to-instant-videompx-capture-device/

Company status

last confirmed public activity found ~2005; whether the company is still operating, acquired, or dissolved is Unknown — no closure/acquisition/bankruptcy announcement found [Unknown] — no source

Security / abuse context

none found; targeted CVE/botnet/advisory searches returned no matches for this vendor or the Pyro line [Confirmed — none found] — no source

No IEEE date

IEEE public OUI data (Registry, Assignment, Organization Name, Organization Address) contains NO assignment/registration date; any "date registered" on maclookup.app / macvendors.com etc. is a third-party database artifact, not an IEEE fact

[Confirmed] — https://maclookup.app/macaddress/0050C5/history

Analyst note

a 00:50:C5 MAC identifies legacy ADS Tech PC-peripheral hardware from the late-1990s/early-2000s; these are not internet-facing devices, so OUI presence is an asset-classification signal rather than a security-relevant one.