Email & SMTP Forensics https://dns.google/resolve?name={domain}&type=TXT 100% Free

SPF Record Checker & Recursive Lookup

Inspect domain SPF TXT records via Google DNS-over-HTTPS, count recursive DNS mechanisms against the RFC 7208 10-lookup limit, and fix spoofing risks. 100% free, instant execution, dark mode supported, and zero registration required on TempoMailUSA.

SPF Policy Builder

Estimated DNS Lookups: 2 / 10 RFC Limit
Generated DNS TXT Record:
v=spf1 mx a include:_spf.google.com ~all
DNS Zone Configuration:
Host / Name:@ (or your domain)
Record Type:TXT
TTL:3600 (1 hour)

Testing signups or email deliverability?

Generate disposable email inboxes or use public temporary phone numbers to test OTP verification and account flows.

Overview & Usage

SPF Record Checker & Recursive Lookup is a free online tool designed for spf record lookup recursive dns check. Inspect domain SPF TXT records via Google DNS-over-HTTPS, count recursive DNS mechanisms against the RFC 7208 10-lookup limit, and fix spoofing risks. It runs quickly and privately in your browser with instant copy and export options.

This tool runs with complete privacy in your browser. All inputs, calculations, and DNS verifications follow current web standards.

Technical Specifications

Tool Name SPF Record Checker & Recursive Lookup
Category Email & SMTP Forensics
Processing Live Network Lookup
Privacy Private — No inputs are saved or tracked
Output Formats Clipboard Copy, Text, and JSON

How to Use SPF Record Checker & Recursive Lookup

1 Enter Your Input or Select a Preset

Enter your domain, IP address, text, or code into the input field above, or click one of the quick sample presets.

2 Run the Tool

Click the button to query the network in real time and retrieve up-to-date DNS and protocol records.

3 Review the Output

Inspect the generated code, formatted results, and diagnostic details in the results panel.

4 Copy or Export Results

Click the Copy button to copy the output directly to your clipboard, or download it to your computer.

Frequently Asked Questions

Inspect domain SPF TXT records via Google DNS-over-HTTPS, count recursive DNS mechanisms against the RFC 7208 10-lookup limit, and fix spoofing risks. It formats and validates your data instantly, displaying clean and structured results without requiring any software installation.
Yes. Lookups are processed in real time and are not stored in any user database or search history.
Yes. The output adheres to standard internet, RFC, and web standards, making it safe and ready to copy into your DNS records, codebases, or configuration files.
Yes, this tool is 100% free with no login, API key, or subscription required.