Subdomain takeover & DNS vulnerability scanner — takeover detection, email security (SPF, DMARC, DKIM), stale DNS, CORS misconfig, DNSSEC, sinkhole hijack, WAF bypass, origin IP discovery. Async, high-accuracy, bug bounty ready.
dns infosec dnssec sinkhole security-tools reconnaissance pentest-tool subdomain-scanner attack-surface subreaper subdomain-takeover axfr subdomain-takeovers subdomain-tool osint-tools red-team-tools bug-bounty-tools dns-security cors-misconfiguration stale-dns
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Updated
Jun 14, 2026 - Python