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    Free DNS & Network Tools

    Professional-grade tools for DNS management, domain research, and network diagnostics.

    DNS Propagation Checker

    Check how your DNS changes have propagated across 28+ global server locations in real-time.

    28+ global locationsReal-time monitoringMultiple record types

    DNS Lookup Tool

    Query DNS records for any domain from multiple global DNS servers instantly.

    Multiple DNS serversAll record typesFast results

    WHOIS Lookup

    Find detailed domain registration information including registrar and expiration date.

    Domain ownershipRegistration datesNameserver info

    IP Address Lookup

    Get geolocation, ISP and network information for any IP address.

    Geolocation dataISP informationIPv4 & IPv6

    MX Record Lookup

    Check mail server configuration and email DNS records for any domain.

    Email DNS verificationMX priority analysisMail server check

    Nameserver Lookup

    Find the authoritative nameservers (NS records) for any domain.

    NS record lookupPropagation monitoringConfig verification

    TXT Record Lookup

    Check SPF, DKIM, DMARC and other TXT DNS records for any domain.

    SPF verificationDKIM checkDMARC policy

    Blacklist Checker

    Check if your domain or IP address appears on major email spam blacklists.

    15+ blacklistsIP & domain checkInstant results

    Internet Speed Test

    Measure your internet connection speed, upload, download and ping accurately.

    Download speedUpload speedPing latency

    Password Generator

    Generate cryptographically secure passwords with optional bcrypt hashing for database storage.

    Crypto-secure randomnessBcrypt hashingStrength analysis

    Why Choose Our Tools?

    Fast & Accurate

    Get instant results with reliable data sources.

    Free & Secure

    All tools are free with no registration required.

    Always Available

    24/7 availability with consistent performance.

    Frequently Asked Questions

    Learn More

    How DNS Works

    Understand the DNS resolution process

    DNS Record Types

    Learn about different DNS record types

    DNS Blog

    Expert articles and guides

    Verified by Get DNS INFO Team

    Expert Review

    This tool and its educational content are maintained by network infrastructure specialists. We provide real-time, authoritative DNS data and expert guidance on email security, propagation, and network optimization.

    Meet the Experts