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    SuperTool

    All-in-one DNS and email testing tool

    MX Lookup

    Check mail exchange records

    Blacklists

    Monitor IP reputation

    DMARC

    Analyze DMARC policies

    Diagnostics

    Email delivery diagnostics

    Email Health

    Comprehensive email domain health

    DNS Lookup

    DNS record lookup tools

    Header Analyzer

    Email header analyzer

    All Tools

    Browse all available tools

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    All Tools

    Network Tools

    Comprehensive DNS, email, and network diagnostic tools for professionals

    62
    Total Tools
    62
    Available Now
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    Coming Soon

    DNS Lookup Tools

    Essential DNS record lookup and validation tools

    MX Lookup
    Available
    Check mail exchange records for email server configuration
    A Lookup
    Available
    DNS lookup for IPv4 addresses
    AAAA Lookup
    Available
    DNS lookup for IPv6 addresses
    CNAME Lookup
    Available
    DNS lookup for canonical name records
    TXT Lookup
    Available
    DNS lookup for text records
    PTR Lookup
    Available
    Reverse DNS lookup for IP addresses
    SOA Lookup
    Available
    DNS Start of Authority record lookup
    SRV Lookup
    Available
    DNS Service record lookup
    Bulk Lookup
    Available
    Run bulk DNS and email lookups
    NS Lookup
    Available
    DNS lookup for name server records

    Compliance & Legal Tools

    Compliance detection and generation tools to prevent violations and build trust

    GDPR Compliance Checker
    Available
    Check subscription forms, unsubscribe mechanisms, and data management for GDPR compliance
    CAN-SPAM Checker
    Available
    Check compliance with US commercial email regulations
    CASL Compliance Checker
    Available
    Check compliance with Canadian anti-spam legislation
    Privacy Policy Generator
    Available
    Automatically generate privacy policies or data processing statements
    Unsubscribe Page Generator
    Available
    Automatically generate compliant one-click unsubscribe pages

    Email Authentication

    Email security and authentication validation tools

    SPF Checker
    Available
    Validate SPF records to prevent email spoofing
    DKIM Checker
    Available
    Verify DKIM signatures and email authentication
    DMARC Analyzer
    Available
    Analyze DMARC policies and email security posture
    Email Extraction
    Available
    Extract email addresses from any text
    SPF Generator
    Available
    Generate SPF records with guided setup
    DMARC Generator
    Available
    Generate DMARC records with policy builder
    BIMI Lookup
    Available
    Brand Indicators for Message Identification lookup
    MTA-STS Lookup
    Available
    Mail Transfer Agent Strict Transport Security lookup
    Email Verifier
    Available
    Verify email addresses for validity and deliverability
    Email Cleaner
    Available
    Clean and validate email lists for better deliverability
    Disposable Email Detector
    Available
    Detect temporary and disposable email addresses
    Business Email Filter
    Available
    Filter and identify business email addresses from lists

    Email Content Tools

    Email content creation and validation tools

    Email Subject Generator
    Available
    Generate compelling email subject lines with AI assistance
    HTML Email Validator
    Available
    Validate HTML email code for compatibility and best practices
    Email Signature Generator
    Available
    Create professional email signatures with custom styling
    UTM Parameter Generator
    Available
    Generate UTM parameters for email campaign tracking
    Email Preview Simulator
    Available
    Preview how emails appear across different clients and devices

    Advanced DNS Tools

    Specialized DNS and security validation tools

    DNS Propagation
    Available
    Check DNS propagation across global nameservers
    DNS Lookup
    Available
    General DNS record lookup tool
    DNSKEY Lookup
    Available
    DNSSEC public key lookup
    DS Lookup
    Available
    Delegation Signer record lookup
    RRSIG Lookup
    Available
    DNSSEC Resource Record Signature lookup
    NSEC Lookup
    Available
    Next Secure record lookup for DNSSEC
    NSEC3PARAM Lookup
    Available
    NSEC3 Parameters record lookup
    CERT Lookup
    Available
    Certificate record lookup
    LOC Lookup
    Available
    Location record lookup for geographic information
    IPSECKEY Lookup
    Available
    IPsec Key record lookup

    Email Diagnostics

    Email delivery and reputation monitoring tools

    Blacklist Checker
    Available
    Monitor IP reputation across major blacklist databases
    SMTP Test
    Available
    Test mail server SMTP connectivity on port 25
    Email Health Report
    Available
    Comprehensive email domain health analysis
    Header Analyzer
    Available
    Analyze email headers for delivery diagnostics
    Spam Test
    Available
    Analyze email content, authentication and spam score
    Email Deliverability
    Available
    View comprehensive email deliverability reports
    DMARC Report Analyzer
    Available
    Parse and analyze DMARC XML reports
    Exchange Checker
    Available
    Exchange Autodiscover, EWS and Outlook SMTP connectivity tests

    Network Connectivity

    Network connectivity and performance testing tools

    Ping Test
    Available
    ICMP echo request connectivity test
    Traceroute
    Available
    Network path tracing and latency analysis
    TCP Port Check
    Available
    Test TCP port connectivity and status
    HTTP Test
    Available
    HTTP website connectivity and response test
    HTTPS Test
    Available
    HTTPS website connectivity and SSL test
    What Is My IP
    Available
    Display your public IP address and location

    Utility Tools

    Additional utilities and generators for email management

    Whois Lookup
    Available
    Domain registration and ownership information
    ASN Lookup
    Available
    Autonomous System Number lookup
    ARIN Lookup
    Available
    IP address block and registration lookup
    Subnet Calculator
    Available
    IP subnet calculation and network planning
    Password Generator
    Available
    Generate secure passwords with custom options
    Temp Mail
    Available
    Generate temporary email addresses for anonymous communication

    Need a Custom Tool?

    Can't find the tool you need? We're constantly adding new features and tools based on user feedback.

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    Professional email testing platform for developers, administrators, and marketers.

    Tools

    • MX Lookup
    • SPF Checker
    • DKIM Checker
    • DMARC Analyzer

    Resources

    • Email Guides
    • API Documentation
    • Blog
    • FAQ

    Support

    • Contact Us
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    • Terms of Service

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