Web crawling is the automated process of systematically discovering and navigating web pages across many URLs using software programs called crawlers or bots. These crawlers follow links between pages, scan website structures, and collect information about the content available on each page. This process helps identify large sets of data across the web that can later be extracted, indexed, or analyzed.
For marketing agencies, sales teams, and recruitment firms, web crawling enables large scale discovery of potential lead sources without manually searching through hundreds of websites. It allows businesses to quickly locate company listings, contact pages, and business directories that can be used for prospecting. By automating the discovery stage, teams save significant research time and can focus on outreach and conversions instead of manual data gathering.
Real-World Example:
For example, a marketing agency might use web crawling to automatically discover thousands of local business directory pages across different cities. A tool like Outscraper can then extract business details from those discovered pages to build targeted B2B lead lists.