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DNSSEC Checker online

Check if a domain has DNSSEC (AD flag + DNSKEY) via DoH.

🌐 Internet connection required. This tool sends a request to an online service to work, so the data you enter will leave your device. Other DevBox tools still run 100% offline.

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🌐 DNSSEC Checker online needs to call out to the Internet (a third-party service) to work — consider the data you enter. Free, no sign-up required. See446 free dev tools more.