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Back to resultsCommand previewVerified 2026-07-23

Show the kernel routing table with netstat

Build a paste-ready command, then review its compatibility and effects before running it.

netstat -rn

read-onlyno known side effects

Compatibility

Linux + macOS

Verified for Linux, macOS using posix, bash, zsh syntax.

Operational knowledgereview due 2027-01-19

Requirements

netstatnetstat must be installed and available on PATH.

Version support

netstat Current supported releasesVerified for linux, macos using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.

Expected signals

Kernel IP routing tableRepresentative successful output; values vary with the selected target and system state.

Known errors

netstat: command not foundnetstat is missing or is not available on PATH.

Verifynetstat -rnThe output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.

Command breakdown

01netstat

Command

Runs the netstat stage of this one-liner.

02-rn

Option

Displays the routing table numerically without resolving hostnames.

Example input

netstat -rn

Example output

Kernel IP routing table
Destination     Gateway         Genmask         Flags Iface
0.0.0.0         10.0.0.1        0.0.0.0         UG    eth0
10.8.0.0        0.0.0.0         255.255.255.0   U     tun0

Illustrative output — exact values vary by system and data.

Save to collection

Official sources

netstat manualofficial