# BuiltWith Relationships API

**Canonical:** https://apis.io/apis/builtwith/builtwith-relationships-api/  
**Provider:** BuiltWith — https://apis.io/providers/builtwith/  
**Base URL:** https://api.builtwith.com/rv4  
**Documentation:** https://api.builtwith.com/relationships-api

BuiltWith Relationships API is one of 31 APIs that [BuiltWith](https://apis.io/providers/builtwith/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Domain Relationships, Web Graph, and Interconnections. The published artifact set on APIs.io includes API documentation.

Website interconnection data revealing domain relationships via shared IPs, analytics, and other attributes.

## Machine-readable artifacts (1)

- **Documentation** — https://api.builtwith.com/relationships-api

## Other BuiltWith APIs (12)

- [BuiltWith Domain API](https://apis.io/apis/builtwith/builtwith-domain-api/)
- [BuiltWith Lists API](https://apis.io/apis/builtwith/builtwith-lists-api/)
- [BuiltWith Trends API](https://apis.io/apis/builtwith/builtwith-trends-api/)
- [BuiltWith Change API](https://apis.io/apis/builtwith/builtwith-change-api/)
- [BuiltWith Free API](https://apis.io/apis/builtwith/builtwith-free-api/)
- [BuiltWith Ask API](https://apis.io/apis/builtwith/builtwith-ask-api/)
- [BuiltWith Live Feed API](https://apis.io/apis/builtwith/builtwith-live-feed-api/)
- [BuiltWith Company to URL API](https://apis.io/apis/builtwith/builtwith-company-to-url-api/)
- [BuiltWith Tags API](https://apis.io/apis/builtwith/builtwith-tags-api/)
- [BuiltWith Recommendations API](https://apis.io/apis/builtwith/builtwith-recommendations-api/)
- [BuiltWith Keywords API](https://apis.io/apis/builtwith/builtwith-keywords-api/)
- [BuiltWith Keyword Search API](https://apis.io/apis/builtwith/builtwith-keyword-search-api/)

## Tags

Domain Relationships, Web Graph, Interconnections

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/builtwith/builtwith-relationships-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/builtwith/.