Summarize the backlink profile of a domain or URL

POST/v1/tools/web.backlinks.summary/callsNeeds an API key

Returns a domain or page's backlink profile in one object: rank, backlink and linking domain counts, and spam score. Use it for a quick view of a site's authority.

Tool web.backlinks.summary on Open web and SEO. Contract version 1, released 2026-10-27.

Over REST, send the input in the body. Over MCP, pass the same input to call_tool.

Both return the full response: the call's ID, status and cost, with this tool's result in output.

Input

targetstringRequired

The domain or subdomain, without scheme or www, such as "moz.com", or the full URL of one page.

1 or more characters.

link_statusstring· default live

Which backlinks count: live (still on the linking page), lost (gone from it, or the page itself gone) or all.

live

lost

all

Output

A successful call returns these blocks in its output. A field not marked required can be null.

`summary`

One object. Can be null.

rankinteger

Authority of the target from its backlinks, from 0 to 100, the domain's for a domain and the page's for a URL. Each provider computes its own; scores of different providers do not compare.

backlink_countintegerRequired

Links to the target from other sites.

dofollow_backlink_countinteger

Of those, the links that pass ranking credit, having no nofollow attribute.

broken_backlink_countinteger

Links to pages of the target that answer with an error.

linking_domain_countintegerRequired

Domains that link to the target.

nofollow_linking_domain_countinteger

Of those, the domains with at least one nofollow link to the target.

linking_page_countinteger

Pages that link to the target.

linking_ip_countinteger

IP addresses the linking domains are hosted on.

linking_subnet_countinteger

Class C subnets (/24) the linking domains are hosted on.

spam_scoreinteger

Likelihood that the target is spam, from 0 (least) to 100. Each provider computes its own.

first_seen_atstring

When the target was first found, as an ISO 8601 timestamp in UTC.

curl https://api.voxoria.ai/v1/tools/web.backlinks.summary/calls \
  -H "Authorization: Bearer $VOXORIA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"input":{"target":"moz.com"}}'

import os

import httpx

response = httpx.post(
    "https://api.voxoria.ai/v1/tools/web.backlinks.summary/calls",
    headers={"Authorization": f"Bearer {os.environ['VOXORIA_API_KEY']}"},
    json={"input": {"target": "moz.com"}},
    timeout=60,
)
print(response.json())

const response = await fetch("https://api.voxoria.ai/v1/tools/web.backlinks.summary/calls", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VOXORIA_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"input": {"target": "moz.com"}}),
});
console.log(await response.json());

{
  "name": "call_tool",
  "arguments": {
    "tool": "web.backlinks.summary",
    "input": {
      "target": "moz.com"
    }
  }
}

200 OKoutputapplication/json

{
  "summary": {
    "rank": 75,
    "backlink_count": 4069058,
    "dofollow_backlink_count": null,
    "broken_backlink_count": 52395,
    "linking_domain_count": 122601,
    "nofollow_linking_domain_count": 22111,
    "linking_page_count": 3362993,
    "linking_ip_count": 61181,
    "linking_subnet_count": 26390,
    "spam_score": 0,
    "first_seen_at": "2019-01-15T22:55:49Z"
  }
}

The output of a real call, each list cut to 3 items.