Domain Authority Checker: Bulk Rank, Backlinks & Spam Score

Check domain authority for up to 10,000 domains per run: domain rank (0-100), spam score, backlinks, referring domains and nofollow counts in one row per domain. A Moz DA and Ahrefs Domain Rating (DR) alternative, no subscription, results in seconds. Pay only per domain with data.

Try it on Apify

Typical uses

Link building and outreach: sort a prospect list by authority and drop spammy sites before you pitch them.
Guest post and PR vetting: check the referring domains and spam score of sites selling links or placements.
Expired domain and domain investing research: screen thousands of domains in one run.
Competitor and market mapping: compare the backlink strength of every site in a niche.
Automations and AI agents: enrich a Google Sheet, CRM or agent workflow with authority metrics.

Pricing

Pay per use, no subscription, no monthly fee. The price depends on your Apify plan. Apify's free plan includes $5 of usage every month.

You pay per	Free plan	Starter	Scale	Business
Domain One domain returned with its domain rank, spam score, backlinks and referring domains. Domains the backlink index has no data for are free.	$0.002	$0.0015	$0.0012	$0.001
Batch lookup One lookup of one metric group (rank, spam score, backlinks or referring domains) for a batch of up to 1,000 domains. A run of up to 1,000 domains with all four metric groups = 4 batch lookups.	$0.04	$0.035	$0.033	$0.032

Run it from your code

Get an API token in the Apify Console (Settings → Integrations), then:

curl -X POST \
  "https://api.apify.com/v2/acts/plainrows~domain-authority-checker/run-sync-get-dataset-items?token=$APIFY_TOKEN" \
  -H 'Content-Type: application/json' \
  -d '{
  "domains": [
    "apify.com",
    "forbes.com",
    "bbc.co.uk"
  ]
}'

from apify_client import ApifyClient

client = ApifyClient("<YOUR_APIFY_TOKEN>")
run = client.actor("plainrows/domain-authority-checker").call(run_input={'domains': ['apify.com', 'forbes.com', 'bbc.co.uk']})
for row in client.dataset(run["defaultDatasetId"]).iterate_items():
    print(row)

Use it in automations and AI agents

n8n, Make, Zapier: use the official Apify integration and pick the Actor plainrows/domain-authority-checker.
MCP (Claude, Cursor, other AI agents): https://mcp.apify.com?tools=plainrows/domain-authority-checker

Full documentation, input options and output fields: https://apify.com/plainrows/domain-authority-checker