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ATTACK SURFACE & DOMAIN SECURITY

Subdomain discovery · exposed services · CVEs · DNS and email security policies

Multi-source subdomain discovery (CT · VirusTotal · HackerTarget · RapidDNS · OTX · Wayback) + exposed services / CVEs (Shodan). Active nmap port+vuln scan runs only when you click Scan.

Domain Security Checker

SSL/TLS, HTTP reachability & HTTPS redirect, SPF, DKIM, DMARC (policy + reporting), MX, DNSSEC and SOA — scored out of 100 with a letter grade.

Enter a domain above to grade its web and email security alongside attack-surface exposure.