BuiltWith API

Domain API

Provides access to the current and historical technology information of a website and additional meta data where available.

Documentation
RapidAPI · Postman

JSON

https://api.builtwith.com/v22/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/v22/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

CSV

https://api.builtwith.com/v22/api.csv?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Lists API

Provides XML and JSON access to lists of websites using particular web technologies across the entire internet.

Documentation
Postman

JSON

https://api.builtwith.com/lists12/api.json?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

XML

https://api.builtwith.com/lists12/api.xml?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

TXT

https://api.builtwith.com/lists12/api.txt?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

CSV

https://api.builtwith.com/lists12/api.csv?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

TSV

https://api.builtwith.com/lists12/api.tsv?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

Relationships API

XML,JSON, CSV and TSV results of relationships between websites that show what sites are linked together, by what and for how long.

Documentation
Postman

JSON

https://api.builtwith.com/rv4/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/rv4/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

CSV

https://api.builtwith.com/rv4/api.csv?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

TSV

https://api.builtwith.com/rv4/api.tsv?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Free API 🆓

Provides last updated and counts for technology groups and categories for websites.

Documentation
RapidAPI · Postman

JSON

https://api.builtwith.com/free1/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/free1/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Company to URL API

Get domain names from lists of company names you supply to us.

Documentation
RapidAPI · Postman

JSON

https://api.builtwith.com/ctu3/api.json?KEY=00000000-0000-0000-0000-000000000000&COMPANY=hotelscombined

XML

https://api.builtwith.com/ctu3/api.xml?KEY=00000000-0000-0000-0000-000000000000&COMPANY=hotelsombined

Tags API

XML and JSON lists of related domains to IPs and other site attributes.

Documentation
Postman

JSON

https://api.builtwith.com/tag1/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=IP-75.126.76.154

XML

https://api.builtwith.com/tag1/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=IP-75.126.76.154

Recommendations API

The technology recommendations for websites based on other sites with similar technology profiles.

Documentation
Postman

JSON

https://api.builtwith.com/rec1/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/rec1/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Redirects API

Live and historical website redirects data.

Documentation
Postman

JSON

https://api.builtwith.com/redirect1/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/redirect1/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Keywords API

Lists of websites using specific keywords.

Documentation
Postman

JSON

https://api.builtwith.com/kw2/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

XML

https://api.builtwith.com/kw2/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=hotelscombined.com

Trends API 🆓

XML and JSON access to the technology trends data found on BuiltWith Technology Trends.

Documentation
Postman

JSON

https://api.builtwith.com/trends/v6/api.json?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

XML

https://api.builtwith.com/trends/v6/api.xml?KEY=00000000-0000-0000-0000-000000000000&TECH=Shopify

Product API

Use the Product API to find websites selling certain eCommerce products.

Documentation

JSON

https://api.builtwith.com/productv1/api.json?KEY=00000000-0000-0000-0000-000000000000&QUERY=Adidas%20Yeezy

Trust API

Use the Trust API to determine how much a website can be trusted. Useful for fraud detection.

Documentation
RapidAPI · Postman

JSON

https://api.builtwith.com/trustv1/api.json?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=builtwith.com

XML

https://api.builtwith.com/trustv1/api.xml?KEY=00000000-0000-0000-0000-000000000000&LOOKUP=builtwith.com

Bulk Domain API

Drop a bulk list of domains into the frontend or programmatically for fast bulk API access.

Documentation

BuiltWith API

JSON and XML Data APIs