🛡️ SPF Record Tool

Professional Email Authentication

📝 Generate SPF Record

One per line: IPv4, IPv6, or include:domain.com (auto-converts to CIDR)
Leave empty to auto-check DNS

📋 DNS Result

📌 Existing Record

✅ Updated Record

🔍 Analyze SPF Record

Paste your SPF record (quotes handled automatically)

📊 Analysis Result

🔬 Bulk SPF Validation

Enter multiple domains (one per line) to check their SPF records. Click summary items to filter.

One domain per line. No limit, requests run concurrently.