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    All-in-one DNS and email testing tool

    MX Lookup

    Check mail exchange records

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    Analyze DMARC policies

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    DNS record lookup tools

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    Bulk Lookup

    Perform DNS lookups on multiple domains simultaneously with detailed results and progress tracking.

    Bulk Lookup Configuration
    Configure your bulk DNS lookup settings

    No Results Yet

    Enter domains and start a bulk lookup to see results here.

    Related Tools

    MX Lookup
    Check mail servers
    Blacklist Checker
    Check IP reputation
    DNS Lookup
    DNS record queries
    SPF Checker
    Validate SPF records
    DMARC Analyzer
    Analyze DMARC policies
    Header Analyzer
    Analyze email headers
    DKIM Checker
    Verify DKIM signatures
    WHOIS Lookup
    Domain registration info
    SMTP Test
    Test SMTP connectivity
    SSL Certificate
    Check SSL certificates
    DNS Propagation
    Check DNS propagation
    Ping Test
    Test network connectivity
    Traceroute
    Trace network path
    Subnet Calculator
    Calculate IP subnets
    What Is My IP
    Check your IP address

    Need Help?

    Our tools are designed to be intuitive, but if you need assistance, we're here to help.

    DocumentationContact Support

    About Our Tools

    Professional-grade email and DNS diagnostic tools trusted by IT professionals worldwide.

    Free to UseNo RegistrationReal-time Results
    EmailToolBox LogoEmailToolBox

    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
    • Help Center
    • Privacy Policy
    • Terms of Service

    © 2026 EmailToolBox. All rights reserved.

    EmailToolBox LogoEmailToolBox
    Home
    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

    Super ToolsBlacklistsEmail HealthGuides
    All Tools

    Bulk DNS Lookup Tool

    Perform DNS lookups on multiple domains simultaneously with detailed results and progress tracking.

    Bulk Lookup Configuration
    Configure your bulk DNS lookup settings

    Enter up to 1000 domains, one per line

    No Results Yet

    Enter domains and start a bulk lookup to see results here.

    What is Bulk DNS Lookup?

    Bulk DNS Lookup allows you to query multiple domains simultaneously for various DNS record types. This tool is essential for network administrators, security professionals, and developers who need to analyze multiple domains efficiently.

    Supported Record Types:

    • A Records: IPv4 addresses for domains
    • AAAA Records: IPv6 addresses for domains
    • MX Records: Mail exchange servers
    • CNAME Records: Canonical name aliases
    • TXT Records: Text records (SPF, DKIM, DMARC)
    • NS Records: Name server records

    Key Benefits:

    1. Process hundreds of domains in a single operation
    2. Real-time progress tracking and status updates
    3. Export results to CSV for further analysis
    4. Detailed error reporting for failed lookups

    Related Tools

    MX Lookup
    Check mail servers
    Blacklist Checker
    Check IP reputation
    DNS Lookup
    DNS record queries
    SPF Checker
    Validate SPF records
    DMARC Analyzer
    Analyze DMARC policies
    Header Analyzer
    Analyze email headers
    DKIM Checker
    Verify DKIM signatures
    WHOIS Lookup
    Domain registration info
    SMTP Test
    Test SMTP connectivity
    SSL Certificate
    Check SSL certificates
    DNS Propagation
    Check DNS propagation
    Ping Test
    Test network connectivity
    Traceroute
    Trace network path
    Subnet Calculator
    Calculate IP subnets
    What Is My IP
    Check your IP address

    Need Help?

    Our tools are designed to be intuitive, but if you need assistance, we're here to help.

    DocumentationContact Support

    About Our Tools

    Professional-grade email and DNS diagnostic tools trusted by IT professionals worldwide.

    Free to UseNo RegistrationReal-time Results
    EmailToolBox LogoEmailToolBox

    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
    • Help Center
    • Privacy Policy
    • Terms of Service

    © 2026 EmailToolBox. All rights reserved.