📧 SPF & DMARC DNS Generator + Linux `chmod` Permission Calculator

Stop WordPress emails from landing in Spam with clean SPF/DMARC records, or calculate exact cPanel file permissions (755 / 644) to fix 403 Forbidden errors.

1. Build Your Domain's SPF & DMARC DNS Records

Select every mail service authorized to send email on behalf of your domain:

Hosting Server (A & MX) Google Workspace / Gmail Zoho Mail Cloudflare Email Routing Microsoft 365 / Outlook SendGrid SMTP Mailgun SMTP Amazon SES

SPF Failure Policy

DMARC Enforcement Policy

DMARC Report Email (rua)

2. Live Domain SPF & DMARC Inspector

Enter any domain to query its live TXT & _dmarc records via Cloudflare DNS-over-HTTPS:

Interactive Linux & cPanel File Permission (`chmod`) Calculator

Wrong file permissions can either cause 403 Forbidden errors or leave your wp-config.php exposed on shared hosting. Pick a WordPress preset or toggle checkboxes below:

Octal Value

755

Symbolic Representation

-rwxr-xr-x

👤 Owner (User)

Read (4) Write (2) Execute (1)

👥 Group

Read (4) Write (2) Execute (1)

🌍 Public (Others)

Read (4) Write (2) Execute (1)

🚀 Free Host Blocking Outbound SMTP or Locking File Permissions?

Compare reliable budget hosting vs free hosting in 60 seconds.

Compare Hosting Options →