Network and domain lookup

Inspect IP, DNS, WHOIS, HTTP headers, SSL certificates, and connectivity.

Subcategories

This category is split by real user workflows so each tool set is easier to scan.

22 tools

Inspect IP, DNS, WHOIS, HTTP headers, SSL certificates, and connectivity.

High-frequency IP, geolocation, DNS, and WHOIS lookups.

IPv4/IPv6 subnetting, address conversion, CIDR aggregation, and random addresses.

HTTP headers, compression, SSL, ports, MIME, user agents, and certificate parsing.

NMEA parsing, checksums, NTRIP source tables, and STR generation.

Calculate network address, broadcast address, host range, wildcard mask, and usable host count for IPv4/CIDR.

Inspect IPv6 prefix, network range, and address capacity from CIDR notation.

Use this ip number converter tool to inspect, convert, or generate a clear result directly in your browser.

Expand and compress IPv6 addresses to inspect their canonical text representation.

Merge IPv4 CIDR ranges into the smallest equivalent CIDR list for network whitelist cleanup.

Use this random ip and mac generator tool to inspect, convert, or generate a clear result directly in your browser.