IP Address & Regex Validator
IPアドレス（v4/v6）と正規表現パターンを検証します。
Frequently Asked Questions
Is the IPアドレス＆Regexバリデーター free to use?
Yes, the IPアドレス＆Regexバリデーター on Allio Tools is completely free with no sign-up or registration required. It works directly in your browser.
How does the IPアドレス＆Regexバリデーター work?
IPアドレス（v4/v6）と正規表現パターンを検証します。 No data is sent to a server — everything runs locally in your browser for maximum privacy and speed.
Do I need to install anything to use the IPアドレス＆Regexバリデーター?
No installation needed. The IPアドレス＆Regexバリデーター runs entirely in your web browser on any device — desktop, tablet, or mobile.
Is my data safe when using the IPアドレス＆Regexバリデーター?
Completely safe. The IPアドレス＆Regexバリデーター processes everything locally in your browser. No input data, results, or usage information is ever transmitted to or stored on any server.
Does the IPアドレス＆Regexバリデーター work offline?
After the page loads for the first time, the IPアドレス＆Regexバリデーター works without an internet connection for all client-side processing. Tools that fetch live external data (such as DNS or WHOIS lookups) require an active connection.
Can I use the IPアドレス＆Regexバリデーター output in commercial projects?
Yes. The IPアドレス＆Regexバリデーター is a utility tool and its output carries no licensing restrictions. You are free to use results in any project, commercial or personal.