Look up DNS records for any domain. View A, AAAA, MX, TXT, NS, and CNAME records using public DNS servers.
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Network tools
Inspect IP addresses, DNS records, HTTP headers, and subnets.
Inspect the part of the connection you need
Use IP and DNS tools for addressing information, HTTP header inspection for website responses, or a subnet calculator for network ranges. Live lookup tools require a connection; read each tool's instructions for its data source and limitations.
Identify the manufacturer and vendor from any MAC address using a comprehensive OUI database.
View your public IP address and network information. Detects IPv4 and IPv6 addresses.
Look up common port numbers and their associated services and protocols.
Calculate IP subnets, network addresses, broadcast addresses, and available host ranges.
Parse and analyze URLs, extract components like protocol, host, path, query parameters, and more.