hn • r/hackernews
Comment on: SimpleDMARC – Rebuilt after 5 years, now with 30 free email auth tools
One pain point with SPF is the 10 DNS lookup limit defined in the specification.
🔥 Score 42.3
SPFFlatten: DMARC‑Ready SPF Optimization
Email senders frequently hit the SPF 10‑lookup ceiling, breaking deliverability and complicating record management. SPFFlatten automatically flattens SPF includes, guarantees compliance, and bundles the result with DMARC tools for a single, clear dashboard.
Quantitative Score Breakdown
complaint frequency
1.5
growth rate
9
competition density
10.5
monetization potential
9
technical feasibility
7.5
search interest
4.8