// Topic collection
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2025-11-13
Every time you type google.com into your browser, some magic happens. Your computer doesn’t know where that site physically lives. To find out, it asks the DNS (Domain Name System) — a giant distributed database …
Read more2025-10-21
Tired of intrusive ads that slow down page loads and track your every move? Browser extensions are good, but what if you could block ads for your entire home network — smartphones, Smart TVs and IoT devices — all at …
Read more2025-10-11
Many website owners, startups and small projects want an email like info@вашдомен.ru, but aren’t ready to pay for corporate email hosting. ImprovMX solves this — it forwards incoming mail from your domain to any …
Read more2025-10-09
Noticed how in Gmail or other mail services the logos of big companies — and even a blue checkmark — appear next to their messages? It’s not just pretty — it’s the result of BIMI (Brand Indicators for Message …
Read more2025-10-06
Introduction Let’s Encrypt is the standard for obtaining free TLS certificates. Most often certificates are issued via the HTTP-01 method, which requires a reachable web server on port 80. However, for internal services …
Read more2025-10-05
Moving a website to a new server or restoring it after a failure can sound like a scary task, especially if you’re new to web development or administration. But don’t panic. With the right approach and a …
Read more2025-09-14
Introduction You’ve gone through all the checks from the previous articles: The computer has the correct IP address (ipconfig). The router responds (ping 192.168.1.1). Ping to a public address (ping 8.8.8.8) works. Looks …
Read more2025-06-23
031 | Proxy Servers in Action: 3proxy — A Compact and Multifunctional Proxy Server 🤏⚙️ In our exploration of proxy servers, we’ve already looked at giants like Nginx and HAProxy, as well as the versatile …
Read more2025-05-31
Now that you know about the different types of DNS records, let’s figure out how to configure them and, just as importantly, how to ensure everything is working correctly. Proper DNS setup is a key step to your …
Read more2025-05-30
Continuing the topic of DNS, in addition to the basic A and MX records, there are three other critically important records that are responsible for the security of your mail and its deliverability — that is, ensuring …
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