Complete collection of free networking utilities for IT professionals. All tools are 100% free to use.
IP Information
Get detailed information about any IP address including location, ISP, and network details.
Try IP Info
Speedtest
Test your internet connection speed with our HTML5-based speed test tool.
Test Speed
Traceroute
Trace the path packets take to reach any destination on the internet.
Run Traceroute
Ping Tool
Check the reachability of any host and measure round-trip time.
Ping Host
Subnet Calculator
Calculate network addresses, broadcast addresses, and usable hosts for any CIDR prefix.
Calculate Subnet
CIDR Calculator
Calculate CIDR ranges, supernets, and plan route aggregation.
Calculate CIDR
IPv6 Calculator
Calculate IPv6 subnets, prefixes, and address ranges.
Calculate IPv6
Bandwidth Calculator
Calculate data transfer times and required bandwidth.
Calculate
WHOIS Lookup
Find domain registration information and ownership details.
WHOIS Lookup
DNS Lookup
Query DNS records including A, AAAA, MX, TXT, and more.
Lookup DNS
MAC Vendor Lookup
Find manufacturer information by MAC address.
Lookup MAC
ASN / BGP Info
Look up BGP route information and AS numbers.
BGP Lookup
Port Scanner
Scan common ports to check for open services on any host.
Scan Ports
SSL Checker
Check SSL certificate details and expiration dates.
Check SSL
HTTP Headers
Inspect HTTP request and response headers for any URL.
Check Headers
Password Generator
Generate strong, secure passwords with customizable options.
Generate Password
Base64 Converter
Convert text to Base64 and decode Base64 strings.
Convert
MAC Generator
Generate random MAC addresses in various formats.
Generate MAC
Syslog Viewer
View and analyze system log messages.
View Logs
Network Time
Check NTP status, convert timezones, and more.
Time Tools