Home Operation and Maintenance Linux Operation and Maintenance 5 Commands to Get Public IP Using Linux Terminal

5 Commands to Get Public IP Using Linux Terminal

Mar 20, 2019 pm 02:02 PM
linux

Public IP is used for communication between computers over the Internet. Computers running with a public IP can be accessed from around the world using the Internet. So we can say it is the identity of the computer on the internet.

5 Commands to Get Public IP Using Linux Terminal

The question now is, how do we know our public intellectual property rights? For a computer with a GUI, you can easily get the IP using a web tool like this, but how do you get the public IP of a computer that only has terminal access.

Solution: You can find your system’s public IP with a Linux terminal using one of the following commands. These are also useful in shell scripts.

Use Linux commands to find the public IP

Command 1:

Use the dig command to find the public IP address. The dig command is a DNS lookup utility used on Linux systems to find public IP addresses by connecting to an OpenDNS server.

$ dig +short myip.opendns.com @resolver1.opendns.com
Copy after login

Command 2:

Use the wget command to obtain the public IP address, as shown in the example below.

$ wget http://ipecho.net/plain -O - -q ; echo
Copy after login

Commands 3, 4 and 5:

Use the curl command to get the public address.

$ curl ipecho.net/plain; echo
Copy after login
$ curl icanhazip.com
Copy after login
$ curl ifconfig.me
Copy after login

Get public IP in shell script

We can simply use the following command in shell script to get the public IP of the computer and store them in variables so that in any shell script Location usage.

#!/bin/bash

PUBLIC_IP=`wget http://ipecho.net/plain -O - -q ; echo`
echo $PUBLIC_IP
Copy after login

This article has ended here. For more other exciting content, you can pay attention to the Linux Tutorial Video column of the PHP Chinese website!

The above is the detailed content of 5 Commands to Get Public IP Using Linux Terminal. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

AI Hentai Generator

AI Hentai Generator

Generate AI Hentai for free.

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
1 months ago By 尊渡假赌尊渡假赌尊渡假赌
R.E.P.O. Best Graphic Settings
1 months ago By 尊渡假赌尊渡假赌尊渡假赌
Will R.E.P.O. Have Crossplay?
1 months ago By 尊渡假赌尊渡假赌尊渡假赌

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

Difference between centos and ubuntu Difference between centos and ubuntu Apr 14, 2025 pm 09:09 PM

The key differences between CentOS and Ubuntu are: origin (CentOS originates from Red Hat, for enterprises; Ubuntu originates from Debian, for individuals), package management (CentOS uses yum, focusing on stability; Ubuntu uses apt, for high update frequency), support cycle (CentOS provides 10 years of support, Ubuntu provides 5 years of LTS support), community support (CentOS focuses on stability, Ubuntu provides a wide range of tutorials and documents), uses (CentOS is biased towards servers, Ubuntu is suitable for servers and desktops), other differences include installation simplicity (CentOS is thin)

How to install centos How to install centos Apr 14, 2025 pm 09:03 PM

CentOS installation steps: Download the ISO image and burn bootable media; boot and select the installation source; select the language and keyboard layout; configure the network; partition the hard disk; set the system clock; create the root user; select the software package; start the installation; restart and boot from the hard disk after the installation is completed.

Centos options after stopping maintenance Centos options after stopping maintenance Apr 14, 2025 pm 08:51 PM

CentOS has been discontinued, alternatives include: 1. Rocky Linux (best compatibility); 2. AlmaLinux (compatible with CentOS); 3. Ubuntu Server (configuration required); 4. Red Hat Enterprise Linux (commercial version, paid license); 5. Oracle Linux (compatible with CentOS and RHEL). When migrating, considerations are: compatibility, availability, support, cost, and community support.

How to use docker desktop How to use docker desktop Apr 15, 2025 am 11:45 AM

How to use Docker Desktop? Docker Desktop is a tool for running Docker containers on local machines. The steps to use include: 1. Install Docker Desktop; 2. Start Docker Desktop; 3. Create Docker image (using Dockerfile); 4. Build Docker image (using docker build); 5. Run Docker container (using docker run).

Detailed explanation of docker principle Detailed explanation of docker principle Apr 14, 2025 pm 11:57 PM

Docker uses Linux kernel features to provide an efficient and isolated application running environment. Its working principle is as follows: 1. The mirror is used as a read-only template, which contains everything you need to run the application; 2. The Union File System (UnionFS) stacks multiple file systems, only storing the differences, saving space and speeding up; 3. The daemon manages the mirrors and containers, and the client uses them for interaction; 4. Namespaces and cgroups implement container isolation and resource limitations; 5. Multiple network modes support container interconnection. Only by understanding these core concepts can you better utilize Docker.

What to do after centos stops maintenance What to do after centos stops maintenance Apr 14, 2025 pm 08:48 PM

After CentOS is stopped, users can take the following measures to deal with it: Select a compatible distribution: such as AlmaLinux, Rocky Linux, and CentOS Stream. Migrate to commercial distributions: such as Red Hat Enterprise Linux, Oracle Linux. Upgrade to CentOS 9 Stream: Rolling distribution, providing the latest technology. Select other Linux distributions: such as Ubuntu, Debian. Evaluate other options such as containers, virtual machines, or cloud platforms.

What computer configuration is required for vscode What computer configuration is required for vscode Apr 15, 2025 pm 09:48 PM

VS Code system requirements: Operating system: Windows 10 and above, macOS 10.12 and above, Linux distribution processor: minimum 1.6 GHz, recommended 2.0 GHz and above memory: minimum 512 MB, recommended 4 GB and above storage space: minimum 250 MB, recommended 1 GB and above other requirements: stable network connection, Xorg/Wayland (Linux)

What underlying technologies does Docker use? What underlying technologies does Docker use? Apr 15, 2025 am 07:09 AM

Docker uses container engines, mirror formats, storage drivers, network models, container orchestration tools, operating system virtualization, and container registry to support its containerization capabilities, providing lightweight, portable and automated application deployment and management.

See all articles