Global DNS Propagation &
Attack Surface Recon Suite
Verify worldwide DNS resolution, map domain topologies with DNSDumpster, and inspect 50+ RBL blacklists in real-time.
Global DNS Propagation
Query 15+ authoritative & recursive resolvers across Europe, North America, and Asia. Verify record changes worldwide in real-time.
Use Search Above →DNSDumpster Recon
Discover subdomains via Certificate Transparency logs (`crt.sh`), map mail servers, name servers, and generate interactive network graphs.
Use Search Above →MXToolbox RBL Blacklist
Scan 50+ DNSBL email blacklists (Spamhaus, Barracuda, SORBS, Spamcop), audit SPF/DKIM/DMARC policies, and test port 25 SMTP banners.
Use Search Above →WHOIS & RDAP Lookup
Check domain registration data, lifecycle tracking, authoritative registrars, and identify network block owners (ASN/IPv4/IPv6).
Use Search Above →Security Headers Audit
Analyze HTTP response headers and grade server configuration (HSTS, CSP, X-Frame-Options, X-Content-Type-Options) identically to SecurityHeaders.com criteria, protecting against XSS and clickjacking.
Try Tool Here →The Ultimate DNS & Attack Surface Reconnaissance Platform
Comprehensive DNS Propagation Checking
When you update your domain's DNS records, it can take up to 48 hours for those changes to reflect globally. Our DNS Propagation Checker queries over 20 authoritative and recursive name servers across the world simultaneously. This allows you to monitor the status of A, AAAA, MX, CNAME, and TXT records in real-time, ensuring your website or application is accessible everywhere without downtime.
Advanced Email Deliverability & MX Blacklists
Emails bouncing or landing in spam? Our MX Blacklist Audit cross-references your mail server's IP against 50+ of the industry's most trusted Real-time Blackhole Lists (RBLs) such as Spamhaus, SORBS, and Barracuda. By preemptively auditing your SPF, DKIM, and DMARC configurations alongside IP reputation, we help you guarantee perfect inbox placement and protect your domain's sender score.
DNSDumpster Topology & Attack Surface
Cybersecurity professionals rely on accurate intelligence. Our DNSDumpster Recon module leverages Certificate Transparency logs (crt.sh) and active enumeration to discover hidden subdomains, map hosting providers (via ASN lookups), and fingerprint server OS banners. Visualizing this data in an interactive network topology map provides immediate insights into an organization's public-facing attack surface.
HTTP Security Headers & Vulnerability Scans
Protect your visitors from modern threats like Cross-Site Scripting (XSS), Clickjacking, and protocol downgrades. Our Security Headers Analyzer inspects the HTTP response directives of any web server, awarding a security grade from A+ to F. We validate strict Content Security Policies (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options to ensure compliance with the latest OWASP best practices.