DNS validation affects uptime, email delivery and search visibility.
Start with A and AAAA records, continue with MX and SPF, then confirm DMARC and DKIM.
Finish by reviewing nameserver routing and TTL values to avoid propagation surprises.
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A practical checklist for reviewing A, MX, SPF, DMARC and DKIM records before launch.
DNS validation affects uptime, email delivery and search visibility.
Start with A and AAAA records, continue with MX and SPF, then confirm DMARC and DKIM.
Finish by reviewing nameserver routing and TTL values to avoid propagation surprises.