Output format | Specifications | MAC Address Vendor Database | WhoisXML API

Output format

{
    "oui":"08:EC:F5",
    "isPrivate":false,
    "companyName":"Cisco Systems, Inc",
    "companyAddress":"80 West Tasman Drive San Jose CA 94568",
    "countryCode":"US",
    "assignmentBlockSize":"MA-L",
    "dateCreated":"2018-11-09",
    "dateUpdated":"2018-11-09"
}

Output structure and fields' descriptions

oui
Organization Unique Identifier
isPrivate
For an extra fee to IEEE, vendors can hide their details. In this case, this flag is set to true and companyName, companyAddress and countryCode are private.
companyName
Name of the company which registered the MAC addresses block.
companyAddress
Company's full address.
countryCode
Company's country code in ISO 3166 format.
assignmentBlockSize

Assignment block size, one of the following:

  • MA-L for MAC Address Block Large
  • MA-M for MAC Address Block Medium
  • MA-S for MAC Address Block Small
  • IAB for Individual Address Block
dateCreated
Date when the range was allocated, in YYYY-MM-DD format. Is available for ranges registered after 27 June, 2018.
dateUpdated
Date when the range was last updated, in YYYY-MM-DD format. Is available for ranges registered after 27 June, 2018.