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What Is My IP Address?_

Your public IPv4 and IPv6 addresses, location, ISP, and network details — detected instantly in your browser.

Public IPv4 Address
detecting…
Your public IPv4 ·
Country
City / Region
ISP / Org
ASN
Timezone
Coordinates
Postal Code
Network
IPv6 Address
detecting…
Copy Your IP

Internet Speed Test

Measure your real download speed, upload speed, and latency directly in your browser — no plugins required.

📡
Ping / Latency
ms
Download
Mbps
Upload
Mbps
Press Run to start the speed test.
Connection Info
Effective Type
Downlink Estimate
RTT Estimate
Save Data Mode

Browser & Device Info

Full details about your browser, operating system, screen, hardware, and supported web capabilities.

Browser & OS
Browser
Version
Engine
Operating System
Device Type
Language
Screen & Window
Screen Resolution
Window Size
Color Depth
Pixel Ratio
Touch Points
Orientation
Hardware
CPU Threads
Device Memory
Platform
Do Not Track
Web Capabilities
Raw User-Agent

DNS Record Lookup

Look up DNS records (A, AAAA, MX, CNAME, TXT, NS, SOA) for any domain using Google's public DNS-over-HTTPS API.

Enter a domain name and click Lookup
Quick Lookups

IP Address Lookup

Find the location, ISP, and network details of any IPv4 or IPv6 address.

Enter an IP address or domain to look up
Quick Lookups

Encode, Decode & Hash

Base64, URL encoding/decoding, SHA hashes (1/256/384/512), and JWT decoder — all computed locally in your browser.

Base64 Encode / Decode
Input
Output (encoded)
URL Encode / Decode
Input
Output (encoded)
SHA Hash Generator
Input text
Type something above to generate hashes
JWT Decoder
JWT Token
Paste a JWT token above to decode it
FAQ — Frequently Asked Questions about Network Tools

Frequently Asked Questions — Network Tools

What is my IP address and how can I find it quickly and securely?

Your IP address is a unique identifier assigned to your device on the internet, functioning like a postal address for data transmission. This network tool instantly displays both your public IP address (how servers see you from across the internet) and your local network information (how devices on your home/office network identify you). Understanding your IP is useful for troubleshooting connectivity issues, configuring remote access, setting up port forwarding, security monitoring, and understanding your internet identity. The tool provides this information instantly without storing your data or requiring registration.

How do I run a free speed test online and what specific metrics does it measure?

A free speed test measures your internet connection's download speed (how fast data flows to you), upload speed (how fast you send data), and latency or ping (the delay in communication). This online speed test helps identify connection bottlenecks, verify your ISP's advertised speeds against actual performance, troubleshoot slow networks, and understand connection quality for specific applications like video streaming, gaming, or video conferencing. Results appear instantly with no software installation required.

What is DNS lookup and how do I test my DNS configuration?

DNS lookup is the process of translating human-readable domain names (like google.com or jasperbernaers.com) into numerical IP addresses that computers understand. This network tool online provides comprehensive DNS lookup results, displaying A records (domain IP), MX records (email routing), NS records (nameservers), CNAME records (aliases), and TXT records (text data). Essential for diagnosing domain routing problems, email delivery failures, SSL certificate issues, and understanding your domain's DNS configuration.

Can I check my network speed without downloading software or installing apps?

Yes, completely browser-based. This online speed test requires zero installation or plugins—just open in your browser and run unlimited tests from any device. No software cluttering your system, no version updates, no compatibility issues. Run speed tests whenever you want to monitor connection performance, identify peak usage times, or troubleshoot ISP-related issues.

What other network diagnostic tools are included besides IP lookup and speed test?

This comprehensive network tools online suite includes multiple diagnostic utilities: IP address lookup with geolocation, free speed testing, DNS lookup and analysis, ping testing for latency measurement, traceroute analysis for route visualization, port checking for accessibility verification, and whois lookup for domain ownership information. All essential network diagnostics for IT professionals, system administrators, developers, and anyone troubleshooting connectivity or security issues combined in one platform.

How accurate and reliable is the free speed test provided on this site?

The speed test uses industry-standard measurement protocols and methodologies to ensure accuracy comparable to major speed testing services. Real-time metrics show your actual connection performance for downloads, uploads, and latency. Note that Wi-Fi connections may show higher variability than wired ethernet connections. For most consistent results, use wired connections and close other applications during testing.

Can I use this IP lookup tool to investigate or research unknown IP addresses?

Yes, the IP lookup function provides geolocation information, ISP identification, organization details, and technical specifications for any public IP address. Useful for website analytics, understanding incoming traffic, security monitoring, fraud investigation, and understanding which services are connecting to your systems or networks.

Is this tool free?

Yes, completely free. One of 52 free tools at jasperbernaers.com.