Network Tools Suite
Simple, fast, and secure utilities for developers and network administrators.
Available Network Tools
🔧 SuperTool
All network tools in one place - MX Lookup, DNS, WHOIS, SSL, Ping, and 20+ more tools!
Speed Test
Measure your internet connection speed, latency, and jitter.
WHOIS Lookup
Find registration information for any domain name.
Ping Test
Check the reachability and response time of a server or website.
DNS Lookup
Query DNS records (A, MX, CNAME, TXT) for any domain.
Port Scanner
Scan a server for open ports to identify running services.
SSL Checker
Verify SSL certificate validity, issuer, and expiration date.
Traceroute
Trace the path packets take to reach a destination.
URL Encoder/Decoder
Encode or decode URLs to ensure they are safe for transmission.
Frequently Asked Questions about Network Utilities
What is y4yes Network Tools Suite?
y4yes is a free, secure, and all-in-one network utility suite designed for developers and network administrators. It combines essential tools like DNS Lookup, Port Scanning, SSL Verification, and Whois Lookup into a single interface, allowing you to diagnose connectivity issues directly from your browser without installing external software.
How can I check if my DNS records are propagating correctly?
You can use the y4yes DNS Lookup tool to instantly query A, MX, CNAME, and TXT records. Unlike standard command-line tools, y4yes checks multiple record types simultaneously to verify if your domain changes have propagated across the global internet.
Is checking my IP address or scanning ports on y4yes safe?
Yes. y4yes operates as a client-side optimized tool suite. Whether you are performing a Ping Test, Traceroute, or Port Scan, we prioritize user privacy and do not log your sensitive query data. It is the safest way to verify your public IP and test firewall security from an external source.
Why use y4yes?
Developers and System Administrators rely on y4yes to troubleshoot DNS propagation issues globally, scan for open ports on firewalls, and verify SSL certificate expiration without installing external software.
Whether you need to trace an IP address location, check if a website is down, or run a reliable ping test for latency, our suite provides secure, client-side diagnostics instantly.