Network

IPv4 to Integer Converter

Convert IPv4 addresses to 32-bit integers and back.

Formula reviewed: 2026-02-14 Network

IPv4 to Integer Converter maps dotted IPv4 addresses to their 32-bit integer representation and back. It is useful when working with databases, legacy APIs, or rule engines that store addresses as integers. The tool helps avoid conversion mistakes in scripts and migrations. Use it for validation before writing transformed values into production data stores.

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Input Pattern

Enter values in the left panel, keep units explicit, run the calculation, then copy or share the result. Invalid fields are highlighted immediately.

How to use this tool

Choose conversion direction and enter the source value.
Run conversion to produce IPv4 or integer output.
Verify with a round-trip conversion before using the value.

IPv4 ↔ Integer

Result

IPv4 → int: 3405803818

int → IPv4: 203.0.113.42

How to interpret the result

Ipv4 to int is 3405803818. Compare it with the assumptions and units shown on this page before using it in a workflow.
Compare the result with authoritative DNS, resolver cache behavior, routing/provider data, device configuration, or production logs as appropriate.

Formula References

IPv4/IPv6 addressing rules and common protocol arithmetic.
DNS/WHOIS/network calls depend on external resolvers and current network state.

Assumptions

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Tailored guides for specific audiences, regions, and scenarios.

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IPv4 to Integer Converter

Input Pattern

How to use this tool

IPv4 ↔ Integer

Result

How to interpret the result

Formula References

Assumptions

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IPv4 to Integer Converter

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