nslookup
nslookup is a Linux command in the Network category, rated intermediate difficulty. Queries DNS servers to resolve domain names to IP addresses. The syntax is nslookup [options] host. Key options and parameters: host — domain name or IP. It returns dNS resolution information. A practical example: nslookup google.com nslookup -type=mx gmail.com # MX record lookup nslookup 8.8.8.8 # Reverse DNS lookup A close relative is ping, which tests network connectivity to a host by sending ICMP echo requests. A close relative is curl, which transfers data to/from a server using various protocols (HTTP, FTP, etc.). A close relative is wget, which downloads files from the internet. Supports recursive downloads. More about this category: Linux networking commands — ping, curl, wget, netstat, ss, ifconfig, and more. Configure and troubleshoot network connections. Related Network commands: ping, curl, wget, ifconfig, ip, ss, netstat, dig.