Hosting
118 posts under Hosting: shared hosting, VPS, resource limits, migration and performance tuning. All from the field, newest first.
118 posts
Domain Lookup Tools: WHOIS, RDAP and DNS Guide
Every way to query a domain with dig, whois, nslookup and RDAP. Reading DNS records, interpreting WHOIS.
HostingLinux User and Group Management: useradd, sudo and Authorization
How to create and manage users and groups on Linux: useradd, usermod, sudo authorization and the principle of least privilege for server security.
HostingLinux File Permissions: chmod, chown and Privilege Management
How do Linux file permissions work? The rwx permissions, granting access numerically and symbolically with chmod, changing ownership with chown.
HostingWhat Is Web Hosting? Types, Pricing, and How to Choose in 2026
What web hosting is, the main types (shared, VPS, dedicated, cloud), how pricing works, and how to choose the right provider. A complete 2026 guide.
HostingWhat Is DNS? DNS Settings, How to Change Them, and the Best DNS Servers
What is DNS, how does it work, where do you change DNS settings, and which resolvers (Cloudflare, Google, Quad9) are best? A step-by-step technical gu
HostingWhat Is a VPS? VPS vs VDS and a Complete VPS Hosting Guide
What a VPS is, how it compares to a VDS, and what to look for when buying one. KVM, OpenVZ, NVMe SSD, and DDoS protection explained for scalable serve
HostingTerraform Infrastructure as Code: AWS, Azure and Hetzner Examples
Manage infrastructure as code with Terraform - HCL syntax, providers, modules, state, workspaces and practical AWS and Hetzner examples.
HostingPrometheus and Grafana Server Monitoring: Metric Collection Guide
Set up production-grade monitoring with Prometheus metrics, Grafana dashboards, node_exporter, Alertmanager and PromQL queries.
HostingPlesk Panel Management: Domains, Databases, Email and SSL
Complete Plesk guide - add domains, create databases, set up mailboxes, install Let's Encrypt SSL and harden security from A to Z.
HostingNginx vs Apache: Which One Should You Choose and When
Compare Nginx and Apache HTTP server - architecture, performance, configuration model, .htaccess, modules and which one fits which scenario.
HostingNginx Configuration: Reverse Proxy, Cache and Rate Limiting
Practical Nginx recipes for reverse proxy, FastCGI cache, proxy_cache, limit_req, gzip, HTTP/2 and SSL - with production-ready examples.
HostingLinux Server Administration Basics: SSH, Firewall, Cron, and Service Management
SSH key authentication, UFW/iptables firewall rules, systemd service management, cron scheduling, and the core Linux commands every admin should know.
HostingFree SSL with Let's Encrypt: Certbot, Auto-Renewal and Wildcard Certs
Install Let's Encrypt SSL certificates end-to-end - Certbot, auto-renewal, wildcard certificates, DNS challenge and Nginx/Apache integration.
HostingKubernetes Basics: Pods, Deployments, Services and Ingress
Kubernetes fundamentals - Pod, Deployment, Service, Ingress, ConfigMap, Secret, autoscaling and essential kubectl commands for getting started.
HostingProtecting SSH from Brute Force with Fail2ban: Install and Configure Jails
Install Fail2ban, configure the SSH jail, write custom jails, tune ban times and monitor logs - a practical Linux server security guide.
HostingEssential Linux Server Commands Every Administrator Should Know
The most-used commands in Linux server administration: file operations, system and resource monitoring, networking.
HostingElastic Stack (ELK): Log Analysis with Elasticsearch, Logstash and Kibana
Centralized log management with the ELK Stack - Elasticsearch, Logstash, Kibana and Filebeat setup, index management and log search.
HostingWhat Is a Domain? Domain Registration, WHOIS Lookup, and TLD Guide
What a domain name is, how to buy one, how to run a WHOIS lookup, and the differences between .com, .net, .org, and country-code TLDs. A complete guid
HostingDocker Compose: Multi-Service Architecture and Production Deployment
Build multi-container apps with Docker Compose - web, DB, cache and reverse proxy services, network and volume management, production best practices.
HostingDeploying Applications with Docker: From Scratch to Production
Dockerfile authoring, multi-stage builds, docker-compose, container networking, volume management, and production deployment best practices.
HostingAnsible Server Automation: Playbooks, Roles and Inventory
Agentless server management with Ansible - playbooks, roles, inventory, vault, idempotent tasks and a full setup-automation guide.
HostingConnecting to a Server with SSH: Key-Based Authentication
What is SSH and how do you connect to a server? Connecting with a password and an SSH key, secure configuration and fixing common SSH errors.
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