# ALAPI, free: Domain WHOIS API

> 域名Whois查询，查询域名注册信息

ALAPI's domain WHOIS API on its "Free trial, 100 calls" plan. It costs $0.00 per 1,000 domains. ALAPI's docs list 6 of the 9 fields on our checklist: Registrar, Created on, Expires on, Name servers, Statuses, DNSSEC.
We haven't run ALAPI through [our domain WHOIS API benchmark](https://datacircle.dev/best-domain-whois-api.txt) yet.
This plan is free. We rank 316 plans for domain WHOIS APIs by price. Half the plans cost $1.495 per 1,000 domains or less. [See the best free domain WHOIS API plan.](https://datacircle.dev/best-domain-whois-api.txt)
[Searchwire's $10 pack](https://datacircle.dev/domain-whois-apis/searchwire/10-pack/llms.txt) is the cheapest paid plan per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price.
[Robtex](https://datacircle.dev/domain-whois-apis/robtex/free/llms.txt), [DomScan](https://datacircle.dev/domain-whois-apis/domscan/6-monthly-starter-post-v1-whois-bulk/llms.txt) and [WhoisFreaks](https://datacircle.dev/domain-whois-apis/whoisfreaks/200-monthly-monthly-subscription-150000-api-credits-post-v2-0-bulkwhois-live/llms.txt) are the best domain WHOIS API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-whois-apis/alapi/free
- [Domain WHOIS API: the 13 best providers compared](https://datacircle.dev/best-domain-whois-api.txt)
- Get it: https://www.alapi.cn/vip?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Request: `POST https://v3.alapi.cn/api/whois`
- API key: with the plan, on https://www.alapi.cn/vip?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Its API docs: https://www.alapi.cn/api/25/api_document?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Sold by: ALAPI (https://www.alapi.cn?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 67%
- Registrar: ✓
- Created on: ✓
- Expires on: ✓
- Name servers: ✓
- Statuses: ✓
- DNSSEC: ✓

## Price

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

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: 域名Whois查询，查询域名注册信息

## Data

- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: CNY 0
- You get: 100 requests
- Enough for: 100 calls, once

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain
- Method: POST
- Path: /api/whois

## About the plan

- Plan: Free trial, 100 calls
- Who can get it: anyone who signs up

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

is registered, domain, domain suffix, WHOIS server, created date, expiry date, registrar, registrant email, registrant phone, status, name servers, DNSSEC

## ALAPI's plans (2)

- [ALAPI, free](https://datacircle.dev/domain-whois-apis/alapi/free/llms.txt): $0.00 per 1,000, 67% complete
- [ALAPI, CNY 10 pack](https://datacircle.dev/domain-whois-apis/alapi/cny-10-pack/llms.txt): $0.299 per 1,000, 67% complete

## ALAPI's calls for this API (1)

- `POST /api/whois`: [ALAPI, free](https://datacircle.dev/domain-whois-apis/alapi/free/llms.txt)

## ALAPI's APIs (6)

- [ALAPI: domain WHOIS API pricing, 2 plans](https://datacircle.dev/domain-whois-apis/alapi/free/llms.txt)
- [ALAPI: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/alapi/top-up/llms.txt)
- [ALAPI: Bilibili video API pricing, 3 plans](https://datacircle.dev/bilibili-video-apis/alapi/cny-10-monthly/llms.txt)
- [ALAPI: Douyin video API pricing, 3 plans](https://datacircle.dev/douyin-video-apis/alapi/cny-10-monthly/llms.txt)
- [ALAPI: Kuaishou video API pricing, 3 plans](https://datacircle.dev/kuaishou-video-apis/alapi/cny-10-monthly/llms.txt)
- [ALAPI: Xiaohongshu note API pricing, 3 plans](https://datacircle.dev/xiaohongshu-note-apis/alapi/cny-10-monthly/llms.txt)

## ALAPI: domain WHOIS API alternatives

- [DomScan, $49 monthly, Scale, GET /v1/whois](https://datacircle.dev/domain-whois-apis/domscan/49-monthly-scale-get-v1-whois/llms.txt): $0.294 per 1,000, 100% complete
- [DomainIndex, $299 monthly](https://datacircle.dev/domain-whois-apis/domainindex/299-monthly/llms.txt): $0.299 per 1,000, 44% complete
- [RDAPAPI, $9 monthly](https://datacircle.dev/domain-whois-apis/rdapapi/9-monthly/llms.txt): $0.30 per 1,000, 100% complete, 48 hours
- [Netlas, $9,960 yearly](https://datacircle.dev/domain-whois-apis/netlas/9960-yearly/llms.txt): $0.32 per 1,000, 89% complete, 45 days

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://v3.alapi.cn/openapi/25.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://www.alapi.cn?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://www.alapi.cn/api/25/openapi?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://www.alapi.cn/explore?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://www.alapi.cn/vip?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing