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Amazon AWS® se stává bolestí

Thanks to our support service many new customers are converted to Amazon AWS® every month. However a new painful feature from Amazon AWS® is to block outgoing port 25 on EC2 instances. This can usually be lifted within 48 hours of completing a request form. After 3 requests, the same answer came back: “Rejected“, withread more »

Technologie blockchain není nová

People eat myths and lies like never before. You just have to repeat a false mantra one thousand times: once you get the lie spread and being repeated by others you have won. The number one lie about the blockchain technology is that it is new. Yet it is simply a W.O.R.M. database: Write Onceread more »

Jak obnovit doménu z Freenom®

I have talked already about Freenom® previously: if they mark your domain as FRAUD and cancel it, you will see this in the WHOIS: Your selected domain name is a domain name that has been cancelled, suspended, refused or reserved at the Registry If you try to register your domain it will sayNot available”…. read more »

Chyba OpenVZ® IPv6, která stojí hostingové společnosti miliony

OpenVZ® is a virtualization software from a company called Virtuozzo. It is popular with hosting companies (because it is cheap), and it gives the ability to sell VPS. Typically an offer will include a limit on the bandwidth (for example: “1TB/month traffic”). However there is a little dirty secret that most hosting companies do notread more »

Recenze sandstorm.io

Sandstorm.io je správcem samostatně hostovaných aplikací. O správce self-hostovaných aplikací je v poslední době obrovský zájem. Quantum Hosting® za vás vyzkoušel sandstorm.io. Byl nainstalován na tomto serveru: Instalace spotřebovává veškerou RAM a odkládací soubor a server během toho neodpovídá 8 minut. Once you recover control of theread more »

Kde jsou umístěny servery Binance.com?

Binance.com je velmi kontroverzní byznys: pro někoho podvod, nebo nejlepší platforma pro obchodování s kryptoměnami pro ostatní. Ale kde jsou umístěny servery Binance.com?… Jejich název domény dává tyto NS servery (od dnešního dne): They are using Amazon AWS Route 53 servis! Vrácené adresy IP jsou (od dnešního dne): Those IP addressesread more »

Jak snížit svůj účet AWS o 20% okamžitě

AWS announced back in December 2020 that they have a new SSD type of drive for EBS (Elastic Block Storage) called: gp3. You can cut your EBS bill by 20% if you are currently using the gp2 type. The magnetic type still remains the cheapest. Transition is easy and without any downtime. If you haveread more »

Jak odstranit web z Googlu? A jak dlouho to trvá?

When you have a private website that should not be in Googlesearch results: you probably need to remove it from the index. There are two methods to remove a website: Method #1: addnoindexon each page and wait for Google to crawl the website back! With this method: it takes 2 to 6read more »

Výpadek CloudFlare®: řešení a alternativy

Too big to fail does not apply in the world of servers. Regardless of your provider you need to have redundancy to achieve 100% uptime. It is all about avoiding the single point of failure. CloudFlare® is down?! It’s impossible! The outage has been a reality for many during half an hour. If you runread more »

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