Question: I need a database that offers historical data on technology usage, hosting, and security vulnerabilities for businesses.

If you're looking for a large database with historical data about technology usage, hosting and security vulnerabilities for companies, Webz.io is a good option. The service makes the web into a machine-readable data source, scraping a huge amount of data from the open, deep and dark web. It's got data going back to 2008, so it's good for tracking technology trends over time. And with features like data breach detection and cyber security threat detection, it's good for companies that need to consume a lot of structured data.

Another good option is Dataprovider, which indexes more than 700 million domains and has four years of historical data. The company also offers proprietary scores like security and cloud scores, so it can be good for tracking companies over time. With prefiltered datasets, customizable dashboards and APIs for data integration, it's good for a variety of uses like investment management and brand protection.

For technology adoption and usage analytics, SimilarTech offers detailed information. It's got technology lookup abilities, sales insights and real-time analysis of millions of websites. The service can help companies understand technology adoption patterns and spot opportunities for expansion. Its partnership with SimilarWeb adds another layer of rich data, making it a good option for lead generation and market research.

Last, Shodan is a good service for network security and monitoring. It indexes the entire internet once a week, giving you global Internet intelligence and real-time alerts. Features like network monitoring, IP enrichment and trend analysis through historical data search make it good for companies that want to see how exposed their networks are and which security vulnerabilities are most common.