By Mike Duckstein- Network Infrastructure Analyst, SunServers.net If you’re a developer or startup founder, chances are you’re either shopping for a VPS or planning to lease additional IPs for your project. Maybe it’s for your app backend, APIs, or to host multiple environments. Before you hit Buy Now, pause for a moment. Many developers end up with slow servers, blacklisted IPs, or hosts that disappear when things go wrong. Here’s what you should check before committing to any VPS host or IP provider. ⚙️ 1. Know What’s Under the Hood Not every VPS setup is built the same - and the difference can directly affect your app’s performance. Ask these key questions: What virtualization do you use - KVM, VMware, or OpenVZ? KVM/VMware = better isolation and hardware-level control. OpenVZ = cheaper, but limited and not ideal for production apps. Are drives NVMe SSDs or older SATA models? What’s the network port speed - 1 Gbps or higher? As a developer, you need predictable performance. Your ap...
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