Product and Feature Updates for 2025
In line with WhoisXML API’s commitment to improving its service offerings, we released the following products and feature upgrades in 2025 so far:
- Subdomain Database Download coverage increased from 2.3B to 9.6B subdomains: The weekly full files of our Subdomain Database Download now cover an average of 9.6 billion subdomain records—a result of data processing and storage optimization strategies implemented by our development team that also improved how data is indexed and retrieved. Download a sample of Subdomains Database Download or contact us for more information.