Test reachability by sending packets to a host. Supports IPv4 and IPv6. Configure TTL, timeout, send interval, and packet size. Save favorite hosts for quick access. Run in background for up to 30 seconds. No ads or cost.
Calculate IPv4 and IPv6 addresses with masks, CIDR notation, and wildcard masks. Input data for hosts requirements and check validity. Swipe to navigate between networks or view decimal/binary IP addresses.
Diagnostic allow users to look up local devices via ARP or NDP. They can browse DNS-SD services, check DNS records, and retrieve interface details. Users can also perform troubleshooting and monitoring tasks.
And reverse with over 100 questions. Solve problems using a numerical keyboard and submit answers quickly. Choose from three training modes: EASY, HARD, or . Answer within one minute in HARD and modes. Access hints for powers and binary calculations.
Record network traffic including TCP, UDP, DNS, and HTTP. Apply rules based on domain, keywords, IP ranges, and URL patterns. Modify traffic with policy groups and intercept requests for analysis.
Monitor status with real-time internet availability checks. View ISP details, external IP, and DNS server information. Display Wi-Fi data including connected devices and security status. Identify unauthorized devices and assess security.