Query Moz Domain Authority, Page Authority, Ahrefs DR/UR, and Spam Scores via REST endpoints with sub-200ms latency and high-throughput concurrency pools.
All requests to the PulseRank REST API require a Bearer token in the HTTP Authorization header. You can manage and rotate your keys inside the Account Settings console.
Authorization: Bearer pr_live_9f81a7b2...Query backlink and authority metrics for up to 1,000 domains or URLs in a single parallel payload.
Growth tier accounts have a limit of 10 concurrent requests and 120 requests/minute. API Enterprise accounts enjoy up to 50 concurrent sockets and custom burst allowances with zero queue blocking.
curl -X POST https://api.pulserank.io/v1/metrics/batch \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"targets": ["github.com", "shopify.com", "stripe.com"],
"providers": ["moz", "ahrefs"],
"includeSpamScore": true
}'{
"status": "success",
"requestId": "req_8471928374",
"data": [
{
"domain": "github.com",
"da": 96,
"pa": 88,
"dr": 96,
"ur": 91,
"spamScore": 1,
"backlinks": "840M",
"referringDomains": "1.4M",
"cachedAt": "2026-10-14T10:30:00Z"
},
{
"domain": "shopify.com",
"da": 94,
"pa": 86,
"dr": 94,
"ur": 88,
"spamScore": 1,
"backlinks": "310M",
"referringDomains": "890K",
"cachedAt": "2026-10-14T10:30:00Z"
}
],
"creditsUsed": 2,
"creditsRemaining": 49998
}