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Check HTTPS, TLS certificates, security headers, DNS and email authentication (SPF, DMARC, DKIM) for free, with evidence and a prioritized fix list.
PH · launched Nov 6, 2026 · 1 upvote (top 65%) · 0 views
Niche: application and system security scanners · 260 launches, 37 in the last 7 days ▲ +6% · Explore this niche →
Category and tags
- Security
- Observability & eval
- B2B
- Not AI
- Commercial product
- SaaS
- Security
Visit website ↗ Source listing ↗
More like this: all 260 launches in application and system security scanners →
Could you build this?
Yes The core checks (TLS certificate inspection, HTTP header analysis, DNS and SPF/DMARC/DKIM record lookups) are standard network queries that a vibe-coded web app can wrap and present as a prioritized report.
Competitors
Other products that read as similar to this one : 478 launches clear the similarity bar, closest 8 shown.
Attention rank: #197 of 479 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 370 days after the earliest competitor.
- Email Authentication Checker API · ph · 2026-10-22 · 1 upvotes · similarity 0.67
- CourseSignal Email Auth Checker · ph · 2026-11-08 · 2 upvotes · similarity 0.66
- MailSenpai DNS Check · ph · 2026-10-13 · 1 upvotes · similarity 0.65
- dnsdon · ph · 2026-10-28 · 1 upvotes · similarity 0.65
- Mail Health Report · ph · 2026-10-17 · 1 upvotes · similarity 0.61
- Check My URL · ph · 2026-10-25 · 1 upvotes · similarity 0.61
- LayerCall Free Email-DNS Tools · ph · 2026-09-06 · 1 upvotes · similarity 0.60
- SPF & DMARC Checker · ph · 2026-10-18 · 1 upvotes · similarity 0.60
The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.