Frequently asked questions

Our lead lists are lists of websites that use a certain web technologies, along with email addresses and phone numbers. Lead lists help sales and marketing teams with prospecting, market research and competitor analysis.

Lead lists include hostnames, version numbers, website country and language, traffic rank and metadata such as page title and description.

On a PRO plan, available company and contact information such as employee counts, email addresses and phone numbers are included too.

See the full list of fields, all PROfeatures and a lead list sample.

Lead lists can be filtered by keyword, company industry and size, website traffic, IP country, top-level domain and language.

You can suggest a new technology. We only accept web technologies with an established user base.

IP country is the country a website's IP address belongs to. Typically this is where the website is hosted, which can be indicative of the location the business that owns the website operates from.

We collect limited information through our browser extension in accordance with our privacy policy and perform in-depth analysis using in-house crawlers. Our unique methods ensure only actively visited websites are included in the lists, including pages that traditional crawlers can't reach.

Out technology data is of a very high standard and corroborated across multiple sources. Email addresses and phone numbers obtain from websites' contact pages are unverified and as-is.

The data is being updated and added to every day. By default, data in the lead lists can be up to three months old but this can be lowered down to one month.

Website traffic is tracked using our browser extensions with over 2M users. The install base provides a large enough sample set to determine which websites receive more traffic than others, resulting in a relative traffic indicator.

Please contact us if you wish to pay via bank transfer or Bitcoin, or discuss options.

Reselling or sharing our data is prohibited by our terms of use. If you're an Enterprise customer and would like to apply for an exception, please contact us.

If you're not satisfied with the quality of a list for any reason, we'll work with you to resolve the problem or issue a refund. Please refer to the terms of use.