Articles & Guides

Free website hosting explained: static Git hosting, free hoster plans and cloud free tiers, what you pay with, when it is fine, and how to migrate without losses.

How to install and configure fail2ban on Debian and Ubuntu: jail.local, bantime and maxretry, sshd and nginx jails, custom filters, unbanning and pitfalls.

The domain lifecycle after expiry: when .COM and ccTLD names are released, how to track a drop via WHOIS, and what to verify before buying one.

How identity verification of the domain administrator works in the .RU and .РФ zones, how it differs from ICANN WHOIS checks and GDPR redaction, and what to do.

Why Let's Encrypt auto-renewal stops working: certbot renew --dry-run, renewal configs, HTTP-01 and DNS-01 failures, deploy hooks, rate limits, Docker.

Best VPS providers 2026: Hetzner, DigitalOcean, Vultr, Linode, OVHcloud, Contabo and UpCloud compared by what matters — NVMe, vCPU allocation, bandwidth, backups, KVM — plus pitfalls of cheap plans and the exact commands to verify a server after renting it.

Best domain registrars in 2026: where to buy a domain and what matters beyond price — renewal cost vs first-year discount, WHOIS privacy, bundled DNS, transfer-out ease and account 2FA. An honest comparison of Namecheap, Porkbun, Cloudflare, Squarespace Domains, GoDaddy and Dynadot.

Best web hosting providers 2026: eight global picks — Hetzner, DigitalOcean, OVHcloud, SiteGround and more. Transparent criteria, honest downsides for every pick, and a ten-minute routine to verify TTFB, DNS and SSL before you pay.

The best public DNS servers of 2026 ranked: Cloudflare 1.1.1.1, Google 8.8.8.8, Quad9 9.9.9.9, AdGuard DNS, Yandex.DNS and OpenDNS. Addresses, filtering, DoH/DoT support, logging policies and how to measure resolver latency from your own network.

A review of website builders: who they suit and where they run out, what you can take with you, how to migrate without losing traffic, and what to check before paying.