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>log in to commentWe built spFlat! to automatically flatten SPF records and keep them updated 24/7, so you never hit the 10‑lookup limit or get PermError. It works in three steps: audit, add your domain, then publish one DNS update while we monitor IP changes. Let us know what you think!
- Automated SPF flattening with 24/7 IP monitoring
- Prevents exceeding the 10‑lookup SPF limit
- Boosts email deliverability up to 15%
- Simple €10 per domain per month pricing
- Free 14‑day trial with instant SPF audit
spFlat! automatically flattens SPF records, monitors IP changes and keeps DNS records updated to stay under the 10-lookup limit.
- for
- DevOps, email administrators and security teams managing SPF records.
- pricing
- paid · free trial
Key features
- Free SPF lookup & audit — Check how many DNS lookups your SPF chain uses and if it exceeds the 10-lookup limit.
- Automatic SPF flattening — Resolves includes and replaces them with IP addresses, reducing lookups to one.
- 24/7 IP range monitoring — Continuously watches email provider IP changes and updates the flattened SPF record.
- One-click DNS update — Provides a ready-to-paste SPF record for you to copy into your DNS.
- ISO 27001 & NEN 7510 certified — Hosted by a security-certified provider ensuring GDPR compliance.
- 99.9% uptime SLA — Guarantees high availability for the monitoring service.
Use cases
- Prevent SPF PermError by staying under the 10 DNS lookup limit.
- Automatically keep SPF records up-to-date as email providers change IP ranges.
- Improve email deliverability and inbox placement for transactional mail.
- Simplify SPF management for multiple domains without manual spreadsheet tracking.
spFlat! vs alternatives
 spFlat! |  Mailgun |  Doppler |  Snyk | ||
|---|---|---|---|---|---|
| Best for | Automated SPF flattening and 24/7 IP monitoring | Email API for developers | Email API for sending and tracking | Secrets management for teams | Vulnerability scanning |
| Pricing | Paid | Subscription | Subscription | Subscription | Subscription |
| DevHunt upvotes | 1 | 0 | 0 | 0 | 0 |
| Launched | Oct 2026 | — | — | — | — |
- spFlat! vs Resend: Provides email sending API but does not handle SPF flattening or monitoring.
- spFlat! vs Mailgun: Focuses on sending/receiving email, not on SPF record management.
- spFlat! vs Doppler: Manages secrets, not DNS or SPF records.
- spFlat! vs Snyk: Scans code for vulnerabilities, unrelated to SPF flattening.
spFlat! FAQ
How does spFlat! reduce SPF lookups?+
It resolves all include mechanisms and replaces them with the corresponding IP address ranges, producing a flat record that uses a single DNS lookup.
Will my SPF record stay current as providers change IPs?+
Yes, spFlat! continuously monitors provider IP ranges and updates the flattened record 24/7.
Is there a free way to test my SPF record?+
A free lookup tool on the website lets you audit your domain and see the current number of DNS lookups.
What security certifications does spFlat! have?+
The service is hosted by a company certified ISO 27001 and NEN 7510, ensuring GDPR-compliant security standards.
Can I cancel at any time?+
Yes, there are no lock-in contracts and you can cancel the subscription whenever you wish.
Summarized by DevHunt from spflat.cloud · Oct 13, 2026. Details may change; check the official site.
