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IPv4IPv6
Paste an IPv4 or IPv6 address to see what it is — private, public, loopback, link-local, multicast, a documentation/benchmarking range, and so on, per IANA's special-purpose address registries.
Examples:
Ranges from the IANA IPv4 & IPv6 Special-Purpose Address Registries, plus the standard multicast blocks.
Provided as-is, with no warranty of any kind. This runs entirely in your browser as a convenience tool, not a certified reference — always double-check results before relying on them for anything important, especially production changes. See the full disclaimer.
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