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

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