Network Tools
25 professional tools for ping, traceroute, port scanning, latency, bandwidth, and network health.
Ping Tool
Send ICMP ping packets and measure round-trip time
Traceroute Tool
Trace the network path and hops to a host
TCP Port Checker
Test if a TCP port is open on a remote host
UDP Port Checker
Probe a UDP port for response or ICMP unreachable
Open Port Scanner
Scan a range of TCP ports for open services
Common Port Lookup
Look up well-known TCP/UDP port numbers and services
Service Banner Grabber
Connect to a port and retrieve the service banner
Network Latency Checker
Measure TCP connection latency with multiple samples
Packet Loss Checker
Run ping tests and calculate packet loss percentage
MTR Report Generator
Generate a combined ping/traceroute path report
Network Path Analyzer
Analyze traceroute hops for latency spikes and issues
MTU Checker
Discover path MTU using incremental ping packet sizes
Jumbo Frame Calculator
Calculate payload size and overhead for jumbo frames
Bandwidth Calculator
Convert between Mbps, MB/s, Gbps, and transfer rates
Download Time Calculator
Estimate download duration from file size and bandwidth
Upload Time Calculator
Estimate upload duration from file size and bandwidth
Network Speed Estimator
Estimate effective throughput with overhead and latency
Firewall Port Rule Generator
Generate iptables, ufw, and firewalld port rules
NAT Rule Generator
Generate iptables DNAT and SNAT rules
VLAN ID Planner
Plan VLAN IDs and document assignment ranges
VLAN Subnet Planner
Assign CIDR subnets to VLANs in a network design
Network Diagram Text Generator
Generate ASCII and Mermaid network topology diagrams
TCP Handshake Explainer
Visualize and explain the TCP three-way handshake
Network Troubleshooting Checklist
Generate a step-by-step troubleshooting checklist
Network Health Report Generator
Run ping, port, latency, and path checks in one report