DNS Auth
Check SPF, DKIM, DMARC & MX—then watch them.
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Free public-DNS SPF, DKIM, DMARC & MX check: 0–100 score + short fix tips. Read-only—we don’t send mail. Daily monitoring Live at $15/mo (≤5 domains, email change alerts). Watch + playbooks rolling out + later API/MCP—not inbox guarantees.
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PH · launched Oct 27, 2026 · 1 upvote (top 67%)
- Horizontal
- Observability & eval
- B2B
- Not AI
- Commercial product
- Productivity
- Developer Tools
Similar launches
See all 250 similar launches →Could you build this?
Yes SPF, DKIM, DMARC, and MX checks are public DNS lookups with a scoring rubric, and daily monitoring with email alerts is standard cron-plus-notification work.
Competitors
Other products that read as similar to this one : 250 launches clear the similarity bar, closest 8 shown.
Attention rank: #104 of 251 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 356 days after the earliest competitor.
- MailSenpai DNS Check · ph · 2026-10-13 · 1 upvotes · similarity 0.73
- Mail Health Report · ph · 2026-10-17 · 1 upvotes · similarity 0.69
- Email Authentication Checker API · ph · 2026-10-22 · 1 upvotes · similarity 0.69
- LayerCall Free Email-DNS Tools · ph · 2026-09-06 · 1 upvotes · similarity 0.67
- Mailradar360 · ph · 2026-10-19 · 1 upvotes · similarity 0.61
- SPF & DMARC Checker · ph · 2026-10-18 · 1 upvotes · similarity 0.60
- SenderCheck · ph · 2026-10-06 · 1 upvotes · similarity 0.60
- dnsdon · ph · 2026-10-28 · 1 upvotes · similarity 0.59
Other launches for this product
- No other launches for this product.