Bulk Domain Security, SSL/TLS, Headers & DMARC Auditor

Expired Domains Finder — GoDaddy Auctions with SEO Metrics

hipersoft/godaddy-auctions-scraper

Find expired and auction domains from GoDaddy Auctions with price, bids, age, valuation, Majestic Trust/Citation Flow, backlinks, referring domains, SEMrush Authority Score, keyword search volume and CPC. Filter by TLD, keyword, price, age and SEO metrics. Export CSV/JSON.

Domain Health Checker

zinin/domain-health-checker

Audit DNS resolution, MX, SPF, DMARC, name servers, and TLS for a list of domains. Complete evidence cards include a 0–100 score, source states, issues, confidence, data gaps, and a next action. Incomplete or unsafe destinations remain unscored and are not billed as results.

HTTP Security Headers Checker — HSTS, CSP, Grade A-F

ninhothedev/security-headers-checker

Bulk security headers scanner: grade any URL A-F on HSTS, CSP, X-Frame-Options & 3 more headers, list missing ones and server leaks. For security audits, agencies and compliance.

Domain Vet - Domain History Health Auditor

lenient_grove/Domain-Vet-Domain-History-Health-Auditor

Domain Vet audits a domain’s history and technical health using public data. It detects spam, drops, blacklists, SSL issues, and risky past usage to deliver a clear Buy, Caution, or Pass decision.

Check common HTTP security headers for one or more URLs (Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, COOP/COEP/CORP). Useful for quick security hardening audits.

DNS Lookup | Scrape Domain Records & Security Intelligence

datascoutapi/dns-lookup

DNS lookup scrapes 22 data points including 10 DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, PTR, CAA) + email security analysis ( SPF/DKIM/DMARC), SSL certificate checker, domain monitoring. Processes 100 domains per batch with security scoring.

🛡️ Audit MX, SPF, DMARC, DKIM, MTA-STS, TLS-RPT, BIMI, CAA, DNSSEC, and web TLS without sending email. Get evidence-backed security and deliverability scores, prioritized fixes, and a client-ready report.

HTTP Probe -- TLS, Security Headers, Redirects

jungle_synthesizer/ssl-security-headers-checker

Bulk site-health probe: TLS certificate, security-header grading (CSP, HSTS, X-Frame-Options, Permissions-Policy + 5 others, A/B/C/D/F grade), redirect chain, TTFB, HTTP/2 + HTTP/3, IPv6 reachability. Built for devops, security, and CI pipelines.

Registration and expiry dates via RDAP.

Bulk Security Headers & SSL Expiry Checker

batreek/security-headers-ssl-audit

Check HTTP security headers (HSTS, CSP, X-Frame-Options, Referrer-Policy, Permissions-Policy...), SSL expiry, certificate issuer, HTTPS redirects and cookie flags for thousands of websites. Get an A-F grade and fixes per site.