Help Center
Guides for setting up, securing and speeding up your JUSTG servers. Search or browse by topic below.
LATEST GUIDES
Fresh from the JUSTG team
Step-by-step guides for servers, networks and your account.
Use Cases & Solutions
Fixed Japanese, Korean or Russian IP for IP Allowlists and Remote Teams: WireGuard and Jump Host Setup
To give a remote team one fixed IP for allowlists, run a WireGuard VPN or SSH/RDP jump host on a JUSTG cloud VPS in Tokyo, Japan, Seoul,…
Use Cases & Solutions
Russian Personal Data Localization (152-FZ): Hosting Your Database in Moscow, Explained
Russia's Federal Law 152-FZ requires that personal data of Russian citizens be recorded and primarily stored in databases located in…
Use Cases & Solutions
One Moscow Server for Chinese and Russian Visitors: Bilingual Site Setup on a CN2 GIA VPS
Yes — one JUSTG Moscow Cloud VPS can serve a bilingual Chinese–Russian website to both audiences , because it combines a China Telecom…
Use Cases & Solutions
Host a Minecraft or Palworld Server on a Tokyo or Seoul VPS: Step-by-Step Setup
Hosting a Minecraft or Palworld dedicated server on a Tokyo or Seoul VPS takes about 15 minutes with Docker: run itzg/minecraft-server…
Use Cases & Solutions
Korea Marketplace Sellers: Run Coupang, Naver Smart Store, Gmarket and 11st from a Seoul VPS
Running a Korea marketplace seller back office on a Seoul VPS gives your Coupang, Naver Smart Store, Gmarket/Auction and 11st work one…
Use Cases & Solutions
Japan Marketplace Sellers: Run Your Amazon.co.jp, Rakuten and Yahoo! Shopping Back Office on a Tokyo VPS
Running a Japan marketplace seller back office on a Tokyo VPS means your Amazon.co.jp, Rakuten Ichiba, Yahoo! Shopping and Mercari Shops…
Search at popular topics.
Browse the most read articles in each category, or search above.
Cloud Servers (VPS)
- VPS IP Blocked in Mainland China or by a Third Party? How to Test It and JUSTG IP Policy
- How Long Does VPS Setup Take? Delivery Times and Your First 15 Minutes on a New VPS
- How to Upgrade VPS RAM, SSD Disk or IP and Extend the Partition (Linux and Windows)
- How to Configure IPv6 on a VPS (Ubuntu Netplan, Debian, Rocky Linux, Windows Server)
- Which Cloud VPS Plan Do I Need? Plans and Prices Explained
- How to Run an AI Chatbot or AI API App on a Japan or Korea VPS
Affiliates
- Affiliate Program: Payout Methods and When You Receive Your Money
- Affiliate Program: Which Products Earn Commission?
- Affiliate Program: What Is the Commission Rate?
- Affiliate Program: Which JUSTG Country and Language Versions Pay Commission?
- Affiliate Program: How Long Does the Tracking Cookie Last?
- Affiliate Program: Which Channels Can I Use to Promote JUSTG?
Client Area
- How to Reinstall the OS on Your VPS from the JUSTG Client Area
- How to Add Funds to Your Account and Pay Renewals from Credit
- How to Pay Multiple Invoices at Once and Download Invoice PDFs
- How to Verify Your Identity Online (Didit or Alipay)
- How to Change Your VPS Location (Tokyo, Seoul, Moscow)
- How to Link Telegram for Sign-in and Renewal Reminders
Getting Started
- How to Secure a New Linux VPS in 10 Minutes: SSH Keys, Firewall, Fail2ban, Auto Updates
- Which VPS Location Should I Choose? Johannesburg vs Moscow vs Tokyo vs Seoul
- How to Log In to a Windows VPS with Remote Desktop (RDP) from Windows, Mac and Linux
- How to Connect to a Linux VPS via SSH (Windows, macOS, Linux, IPv6)
Linux Server
- How to Change the SSH Port and Root Password on a Linux VPS Safely
- How to Install aaPanel on a VPS: aaPanel (BaoTa International) Installation and Security Guide
- How to Add Swap Space on a Linux VPS (512MB and 1GB Plans)
- Linux SSH Key Login: Set Up ed25519 Keys and Disable Password Authentication
- Linux Firewall Setup: Configure UFW and firewalld on a VPS (IPv4 and IPv6)
- Free SSL Certificate for Your Website: Host a Site with Nginx and Let's Encrypt (Certbot) on Linux
Windows Server
- Remote Desktop Can't Connect to Windows Server VPS: RDP Troubleshooting Guide
- Change Windows Server Display Language, System Locale and Time Zone (2016/2019/2022)
- Add an Additional IPv4 Address and Configure IPv6 on Windows Server
- Extend C: Drive on Windows Server After a Disk Upgrade and Initialize a New Data Disk
- How to Change the Remote Desktop (RDP) Port on Windows Server
Network & IP
- How to Enable TCP BBR on a Linux VPS (Debian, Ubuntu, CentOS, Rocky Linux)
- How to Check if Your VPS Works with Netflix, Disney+ and AI Services
- Linux Add Additional IP Address: Bind Extra IPv4 on Ubuntu, Debian, CentOS and Rocky Linux
- VPS Speed Test: How to Test Server Bandwidth and Latency with iperf3, Speedtest CLI and curl
- What Is a Native IP and How to Check Your Server's IP Location
Use Cases & Solutions
- Build an AI Customer-Service Bot for LINE or KakaoTalk on a Tokyo or Seoul VPS
- Russian Personal Data Localization (152-FZ): Hosting Your Database in Moscow, Explained
- Korean Native IP on a Seoul VPS: Wavve, TVING, Naver, Melon Testing, 본인인증 and Limits
- Launching a Japanese Website or Web App on a Tokyo VPS (Native Japanese IP Setup Guide)
- Self-Host an AI Chat Workspace on a Tokyo or Seoul VPS (Open WebUI, LibreChat, Dify)
- Japan Marketplace Sellers: Run Your Amazon.co.jp, Rakuten and Yahoo! Shopping Back Office on a Tokyo VPS
