Free SPF Record Generator for Cold Email Sendings
Generate valid SPF records for Google Workspace, Microsoft 365, Smartlead, Instantly, SendGrid, and custom VPS IPs. Copy and paste into your DNS manager.
⚙️Configure Authorized Sending Providers
DNS Setup Instructions:
1. Go to your domain registrar (GoDaddy, Cloudflare, Namecheap, Google Domains).
2. Add a new record with Type: TXT, Host / Name: @, and paste the value above.
Why Cold Outbound Teams Use Our Free SPF Generator
1-click presets for Google, Microsoft 365, Mailgun, SES
Custom IPv4 / IPv6 inclusion
Softfail (~all) vs Hardfail (-all) toggle
Email Deliverability Standards (US & UK Outbound Guidelines)
In February 2024, Google Workspace and Yahoo introduced strict anti-spam enforcement rules that mandate proper SPF, DKIM, and DMARC authentication for all outbound mailboxes. If your DNS records have syntax errors or exceed the 10-lookup threshold, incoming mail servers will silently route your cold outreach into the Spam folder or reject connections entirely.
Requires valid physical postal address in signatures, accurate From header identification, and clear opt-out mechanics.
Permits B2B outreach under legitimate interest when targeted to relevant corporate decision-makers with authenticated sender identity.
Frequently Asked Questions About SPF Generator
Should I end my SPF record with ~all or -all?
For cold email outbound workflows, `~all` (SoftFail) is recommended during warmup and ramp-up. It prevents legitimate emails from being hard-dropped if intermediate relays forward the message.
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Get fully authenticated, pre-warmed business inboxes on your own domains with dedicated US & UK IPs for just $4.00/mailbox/month.