MAC address vendor

Accense Technology, Inc. MAC prefix identifies a registry assignment; device type unknown

Primary prefix
00:17:66
Block
MA-L

Summary

// what this is
Accense Technology is registered to MAC prefix 00:17:66 in the IEEE OUI database. When a device's MAC address begins with 00:17:66, that block was registered by Accense Technology — the OUI identifies the maker of the network hardware, which is not always the brand on the device.
// analyst note
A MAC address beginning 00:17:66 matches the IEEE MA-L assignment to Accense Technology, Inc. The supplied evidence provides no device-category mapping or product-to-prefix mapping.
[ 01 ] — Context

About this vendor.

Updated  ·  Confidence: High  ·  2 sources  ·  How this page is checked

A MAC address beginning 00:17:66 matches an IEEE MA-L assignment to Accense Technology, Inc.; the available evidence does not identify a device category or product using it. A matching prefix establishes the registry association only, not the device, deployment, or current identity of the operator.

This 24-bit prefix leaves 24 bits for suffix values, or 16,777,216 possible values. That is the size of the suffix space, not a count of devices or shipments. For this exact prefix, the first-octet Group and Local bits are both zero. The supplied RFC 7042 excerpt identifies those bits as significant in MAC addresses and says prefixes are assigned with the Local bit zero and Group bit unspecified.

The IEEE record gives Tokyo, Japan as the registrant address location; the publication fields omit street-level details. Assignment dates are unavailable in these IEEE CSV records.

Device category
Unknown; the evidence does not map a device category to this exact prefix.
Security status
A prefix match does not establish safety or malicious use.
Vendor
Accense Technology, Inc. [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
Prefix
00:17:66 [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
Registry
MA-L [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
Total assigned prefixes in the supplied IEEE assignment projection
1 [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
Country
Japan [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
Device types
Unknown
Notable products
Unknown
Industry
Unknown
Organization status
Unknown
Website
Unknown
Historic prefix
Unknown
Assignment date
Assignment dates are unavailable in these IEEE CSV records. [Confirmed] — https://standards-oui.ieee.org/oui/oui.csv
[ 02 ] — OUI prefixes

Assignments by IEEE.

1
// registered prefixes1
  1. 00:17:66MA-L
[ 03 ] — Related

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