Definition
An IP Address (Internet Protocol Address) is a unique numerical label assigned to every device or domain connected to a network using the Internet Protocol. While humans typically use domain names (e.g., “example.com”) for convenience, machines, crawlers, and search engines rely on these numerical addresses to identify and communicate with specific servers.
What is it?
IP Addresses serve as the fundamental routing layer in the internet’s infrastructure. They come in two versions—IPv4 (e.g., 192.168.0.1) and IPv6 (e.g., 2001:0db8:85a3:0000:0000:8a2e:0370:7334)—and each address points to a particular server or networked device. When users type a domain name into their browser, a DNS lookup occurs, translating the domain into its corresponding IP address. This process directs the user’s request to the right server, ensuring that the correct website or resource is retrieved.
How is it used?
Site owners and hosting providers link domain names to IP Addresses so that visitors can access websites using memorable URLs instead of cumbersome numeric strings. Search engines, in turn, use IP-based information to crawl and index website data. Understanding an IP Address can be helpful for troubleshooting issues like server downtime, DNS configuration, or website migrations. By monitoring IP-based metrics, businesses can better manage site performance, detect suspicious activity (e.g., DDoS attacks), and maintain a secure, accessible online presence.
Applicable Areas
Related terms
