MAC Address Lookup API

What you get

Look up manufacturer information for a MAC address.

SynchronousRESTMCPSDKInteractive tool

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Who it is for

Use the suite for troubleshooting, migration checks, infrastructure research, and security review.

Choose this product when

Choose this to map a MAC address prefix to published vendor-allocation evidence, not to identify a device owner.

What you get

Look up manufacturer information for a MAC address.

Endpoints

Review the supported operations, inputs, outputs, execution modes, and response limits before integrating.

GET /v1/mac View API reference

GET /v1/mac/info View API reference

Credits and authentication

0-1 Authentication required. Check the operation reference for the exact cost and any per-item pricing.

Example operation

Use documented operations to collect, assess, enrich, verify, compare, protect, or monitor public evidence.

GET /v1/mac

Query Parameters

Parameter	Type	required
mac	string	required

Response Fields

Field	Type
`mac`	string
`input`	string
`type`	string
`oui`	string
`device_id`	string
`flags`	object
`flags.multicast`	boolean
`flags.locally_administered`	boolean
`flags.broadcast`	boolean
`vendor`	object
`vendor.name`	string \| null
`vendor.found`	boolean
`vendor.organization`	string \| null
`vendor.address`	string \| null
`vendor.country`	string \| null
`vendor.device_type`	string \| null
`vendor.source`	string
`vendor.cached`	boolean
`vendor.cache_age_s`	integer \| null
`vendor.checked_at`	string
`meta`	object

Example Request

curl -H "X-API-Key: $DOMSCAN_API_KEY" "https://domscan.net/v1/mac?mac=00%3A1A%3A2B%3A3C%3A4D%3A5E"

Example Response

{
  "mac": "00:1A:2B:3C:4D:5E",
  "input": "example",
  "type": "eui-48",
  "oui": "example",
  "device_id": "example",
  "flags": {
    "multicast": false,
    "locally_administered": false,
    "broadcast": false
  },
  "vendor": {
    "name": "example",
    "found": false,
    "organization": "example",
    "address": "example",
    "country": "US",
    "device_type": "domain",
    "source": "public_data",
    "cached": false,
    "cache_age_s": 1,
    "checked_at": "2026-08-27T12:00:00Z"
  },
  "meta": {}
}

Limits and evidence boundaries

Results describe observed public evidence and its provenance.

Evidence can change over time; use timestamps and freshness fields when provided.

Public signals do not prove legal identity or ownership.

Reviewed 2026-08-22

Related products

Frequently asked questions

Where can I find the MAC Address Lookup request and response reference?

Use the API reference for MAC Address Lookup to review parameters, response fields, examples, status codes, and supported operation modes.

How should I interpret unknown or incomplete results from MAC Address Lookup?

Unknown or partial results mean that the requested evidence could not be fully determined. Keep the result state, confidence, freshness, and limitations in downstream decisions.

How is MAC Address Lookup priced?

Pricing depends on the operation and execution mode. Check the endpoint reference for the current credit cost, authentication requirement, and per-item rules.