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Random IP Address Generator

Generate fictional IPv4 or IPv6 address strings for ordinary test data. Processing takes place locally in your browser.

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Random IP Address Generator

Generate from 1 to 1,000 IPv4 or full eight-group IPv6 text addresses. IPv4 optionally accepts a fixed prefix of one to three decimal octets.

With prefix 192.168, every IPv4 result starts with 192.168 and receives two random octets from 0 through 255. IPv6 output contains eight hexadecimal groups without zero compression.

A fixed IPv4 prefix must contain valid decimal octets from 0 through 255 and cannot include four complete octets. Prefixes are textual, not CIDR masks.

The generator samples the full numeric ranges and does not exclude private, loopback, multicast, documentation, reserved or otherwise special-purpose addresses.

Results are created locally with cryptographic random integers. The page does not probe hosts, verify routability, allocate addresses, enforce uniqueness or generate a reproducible sequence.

Processing takes place locally in your browser.