Free Security Scan

Type any domain you own. We'll check TLS, security headers, DNS, tech stack, and WAF in about 10 seconds — no signup. Email-gated full report adds subdomain takeover, port scan, and pentest probes.

Only scan domains you own or are authorized to test. See AUP.

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TLS Certificate ?

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Security Headers ?

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    DNS Records

      Tech Stack & WAF

        Want the deeper dive?

        Drop your email and we'll run the full Black Otter pentest against your domain and email you the report within 24 hours. Includes:

          Stop checking by hand

          Let Romp watch this every night — automatically.

          This scan is a one-time snapshot. Romp re-runs it across your whole stack every night — TLS expiry, header drift, new open ports, fresh vuln matches — and alerts you the moment something changes. It runs on hardware you own, and you get every line of source. No subscription required.

          Prefer it hosted for you? $14.99/mo — full source included either way.