IPv6 to IPv4 Converter

IPv6

Extract the embedded IPv4 from IPv4-mapped, 6to4, NAT64 and IPv4-compatible IPv6 addresses.

IPv6 address

Extracts the embedded IPv4 from IPv4-mapped (::ffff:x), 6to4 (2002:x), NAT64 (64:ff9b::x) and IPv4-compatible addresses.

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IP IP Toolkit

A professional, all-in-one collection of IP networking calculators. Fast, accurate and 100% in your browser.

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IPv4 Subnet Calculator CIDR Calculator IP Base Converter Wildcard Mask Calculator VLSM Calculator Supernet / Summarization IPv4 to IPv6 Converter IPv6 Compress / Expand IPv6 to IPv4 Converter IPv6 Subnet Calculator MAC Address Tool IP Extractor Subnet Cheat Sheet DNS Lookup Reverse DNS (PTR) What Is My IP IP WHOIS Lookup ASN Lookup IP Geolocation IP Range ↔ CIDR Blacklist (DNSBL) Check Port Checker Random IP Generator Bandwidth Calculator Dig (DNS Query)

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Calculators run in your browser · lookups use DNS & public registries.