VPS IP Addresses Explained: Dedicated, Extra IPs and rDNS
How IP addresses work on a VPS: your dedicated IPv4, finding and configuring IPs on Linux, extra IPs, reverse DNS (PTR), IP reputation, and good practice.
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Choosing, comparing and running virtual private servers.
How IP addresses work on a VPS: your dedicated IPv4, finding and configuring IPs on Linux, extra IPs, reverse DNS (PTR), IP reputation, and good practice.
Pick the right data center for your VPS: where users are, latency and routes, China connectivity, legal and payment factors, and how to test first.
How agencies host client sites on VPS servers: sites per server, isolation, control panels, staging, backups, monitoring, care plans, and documentation.
Do you need a dedicated IP? What it changes for SSL, SEO, email deliverability, allowlisting and apps, shared vs dedicated IPs, and when extra IPs help.
What a VPS is, how virtualization splits one server into many, what you can run on it, and how it compares with shared hosting, cloud and dedicated servers.
Know when a VPS needs more resources: CPU load, steal time, memory and swap, disk I/O wait, bandwidth, what to optimise first, and choosing the right upgrade.
A beginner-friendly path from buying a VPS to a live website: choosing a plan and OS, connecting over SSH, basic security, installing a web server and HTTPS.
Plan VPS disk space: OS and app footprints, databases, logs, Docker images, backups and growth, SSD vs HDD, disk monitoring, inodes, and storage servers.
What AI work fits a CPU VPS: app back ends calling model APIs, small local models, embeddings and RAG, Whisper, vector databases, sizing, when to use a GPU.
High availability with VPS and dedicated servers: redundancy at every layer, floating IPs, database failover, shared files, multi-region, and testing.
A checklist for comparing budget VPS plans: CPU fairness, RAM and disk, bandwidth terms, routes, IP reputation, refunds and hidden costs.
Migrate a website to a new VPS: inventory, build the server, copy files and databases, test with a hosts file, lower DNS TTL, final sync, cutover, rollback.
Turn a VPS into an off-site backup target: storage sizing, restic and BorgBackup repositories, append-only access, rsync snapshots, encryption, restore tests.
Root access explained: what full root lets you do on a VPS, root vs sudo users, logging in safely with SSH keys, disabling root SSH login, and VNC recovery.
CPU steal time on a VPS: how hypervisors schedule vCPUs, reading %st in top, vmstat and sar, normal vs problem levels, impact, and what you can do.
What managed and unmanaged VPS hosting include, who handles what, costs and skills needed, and how to run a self-managed VPS without stress.
Secure a new Linux VPS: updates, a sudo user, SSH keys, no root or password logins, firewall, Fail2Ban, swap, time zone and auto updates.
Compare VPS and shared hosting on performance, isolation, control, cost and skills needed — plus the signs your site has outgrown shared hosting.
KVM explained: how the Linux kernel hypervisor works with QEMU and virtio, full virtualization vs containers, and what a KVM VPS lets you run: Docker, any OS.
Host crypto trading bots on a VPS: location near exchange APIs, Freqtrade and Hummingbot basics, uptime with Docker or systemd, API key safety, monitoring.
cPanel alternatives for a VPS compared: HestiaCP, CloudPanel, aaPanel, CyberPanel, Virtualmin, ISPConfig, Plesk, DirectAdmin, and SaaS server managers.
Run SEO tools on a VPS: Screaming Frog and other crawlers, rank tracking, log analysis, Core Web Vitals checks, Windows vs Linux, sizing, crawl etiquette.
Keep a VPS healthy: key metrics (CPU, steal, RAM, disk, I/O, network), quick checks, uptime alerts, monitoring stacks, thresholds and a weekly checklist.
Connect to your VPS over SSH: built-in OpenSSH on Windows, PuTTY, macOS and Linux terminals, first login, SSH keys, config shortcuts and common errors.