# RankParse, free, GET /v1/domain-authority: Domain authority API

> Returns an authority score (0 to 100) based on how many distinct domains link to the target, enriched with domain registration data (RDAP), a popularity rank from the Tranco list, a composite health score and risk flags.

RankParse's domain authority API on its Free plan. It costs $0.00 per 1,000 domains. It returns 1 of the 5 key fields we check: Referring domains.
We rank 38 plans by price. [DataForSEO's top-up from $50](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-bulk-ranks-live/llms.txt) costs the least per 1,000 domains: $0.036.

- This page: https://datacircle.dev/domain-authority-apis/rankparse/free
- Get it: https://rankparse.com/pricing
- Request: `GET https://api.rankparse.com/v1/domain-authority`
- API key: with the plan, on https://rankparse.com/pricing
- Its API docs: https://rankparse.com/docs/endpoints/domain-authority
- Sold by: RankParse (https://rankparse.com)
- Checked: 2026-10-29

## In the answer

- Completeness: 20%
- Referring domains: ✓

## Price

- $ per 1,000 domains: $0.00
- Per: call
- Billing: free

## Charges

- Repeat free: never
- Also pays for: from the same budget: Backlinks · Referring Domains · Anchor Text · Top Pages · Outbound Links · Domain Rank · Site Explorer · Batch Lookup · Domain Overlap · Link Intersect · Similar Domains · Competitor Gap · Link Audit · Page SEO · Page Performance · Schema Markup · Site Health · Sitemap · Tech Stack · Crawl History · Platform Domains · Platform Trends · IndexNow

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Returns an authority score (0 to 100) based on how many distinct domains link to the target, enriched with domain registration data (RDAP), a popularity rank from the Tranco list, a composite health score and risk flags.

## Data

- Freshness: 3 months
- Keep data: no limit
- Use data: You may use RankParse data to build products, conduct research, enrich datasets, and power automated workflows. You may not: resell raw API responses as a standalone data product, use the API to build a service that directly competes with RankParse's API offering, attempt to circumvent rate limits, or use the service for any unlawful purpose.

## Plan

- Pay: $0
- You get: 100 credits
- Enough for: 100 calls, once

## Rate limit

- Per second: 1
- Batch: 1

## The call

- You send: domain
- Method: GET
- Path: /v1/domain-authority

## About the plan

- Plan: Free
- Who can get it: anyone with a valid email address

## The 12 fields the plan's answer can hold

domain, authority score, referring domains, total host count, registered at, registrar, popularity rank, health score, risk flags, partial, credits used, credits remaining

## RankParse's plans (11)

- [RankParse, free, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/free/llms.txt): $0.00 per 1,000, 20% complete, 3 months
- [RankParse, top-up from $1, Credits, any amount from 100 to 500,000, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/top-up-from-1/llms.txt): $10.00 per 1,000, 20% complete, 3 months
- [RankParse, $10 pack, Starter, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/10-pack/llms.txt): $10.00 per 1,000, 20% complete, 3 months
- [RankParse, $80 pack, Growth, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/80-pack/llms.txt): $8.00 per 1,000, 20% complete, 3 months
- [RankParse, $199 pack, Lifetime deal, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/199-pack/llms.txt): $1.99 per 1,000, 20% complete, 3 months
- [RankParse, $600 pack, Scale, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/600-pack/llms.txt): $6.00 per 1,000, 20% complete, 3 months
- [RankParse, $15 monthly, Pro (monthly), GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/15-monthly/llms.txt): $5.00 per 1,000, 20% complete, 3 months
- [RankParse, $59 monthly, Agency (monthly), GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/59-monthly/llms.txt): $3.933 per 1,000, 20% complete, 3 months
- [RankParse, $108 yearly, Pro (yearly), GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/108-yearly/llms.txt): $3.00 per 1,000, 20% complete, 3 months
- [RankParse, $468 yearly, Agency (yearly), GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/468-yearly/llms.txt): $2.60 per 1,000, 20% complete, 3 months
- [RankParse, contact us, 1M credits or more, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/contact-us/llms.txt): 20% complete, 3 months

## RankParse's calls for this API (2)

- `GET /v1/domain-authority`: [RankParse, free, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/free/llms.txt)
- `GET /v1/domain-rank`: [RankParse, free, GET /v1/domain-rank](https://datacircle.dev/domain-authority-apis/rankparse/free-get-v1-domain-rank/llms.txt)

## RankParse's APIs (5)

- [RankParse: keyword research API pricing, 5 plans](https://datacircle.dev/keyword-research-apis/rankparse/free/llms.txt)
- [RankParse: related keywords API pricing, 5 plans](https://datacircle.dev/related-keywords-apis/rankparse/free/llms.txt)
- [RankParse: tech stack API pricing, 11 plans](https://datacircle.dev/company-technology-apis/rankparse/free/llms.txt)
- [RankParse: backlink API pricing, 11 plans, GET /v1/backlinks](https://datacircle.dev/backlink-apis/rankparse/free-get-v1-backlinks/llms.txt)
- [RankParse: backlink API pricing, 11 plans, POST /v1/batch](https://datacircle.dev/backlink-apis/rankparse/free-post-v1-batch/llms.txt)
- [RankParse: domain authority API pricing, 11 plans, GET /v1/domain-authority](https://datacircle.dev/domain-authority-apis/rankparse/free/llms.txt)

## RankParse: domain authority API alternatives

- [SE Ranking, top-up from $50, Wallet, GET /v1/backlinks/authority/domain](https://datacircle.dev/domain-authority-apis/se-ranking/top-up-from-50-wallet-get-v1-backlinks-authority-domain/llms.txt): $1.00 per 1,000, 0% complete, 1 month

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-29.

- https://rankparse.com
- https://rankparse.com/docs/credits
- https://rankparse.com/docs/endpoints/domain-authority
- https://rankparse.com/docs/rate-limiting
- https://rankparse.com/docs/response-format
- https://rankparse.com/openapi.yaml
- https://rankparse.com/pricing
- https://rankparse.com/terms