A senior administrator configuring a firewall would like to know the IP address of a frequently accessed website to verify that site was not accidentally blocked in the content filter by the junior ad

nslookup is a command-line tool used to query the Domain Name System (DNS) to obtain domain name to IP address mappings or other DNS records. An administrator would use nslookup to resolve a website's hostname to its IP address, which is crucial for verifying firewall content filter rules based on IP ranges.

tracert (Windows) or traceroute (Linux/Unix) maps the network path that packets take to reach a destination, showing intermediate router IP addresses, rather than just resolving the destination website's IP address directly.