network tools

View your current IP address and network information.

Query DNS records for any domain instantly.

Inspect HTTP response headers and security posture of any URL.

Calculate IPv4 subnet details and address ranges.

Calculate IPv6 subnet details and address ranges.

Convert IPv4 addresses between different formats.

Compress and expand IPv6 addresses.

Convert between Unicode domain names and Punycode.

Estimate website bandwidth requirements.

Estimate download time for any file size.

View and analyze HAR file contents.