2023 – Posted in: Technology

Reading Time: 3-4 minutes. Mail SPF (Sender Policy Framework) is a mechanism that helps to prevent email spoofing, which is a common tactic used by spammers to forge the sender’s email address. By using SPF records, you can specify the servers that are authorized to send emails on behalf of your domain, and other mail servers can check this information to determine whether incoming emails are legitimate or not. Here’s how it works: when a…

DNS: The Phonebook of the Internet – Posted in: Technology

Time needed to read: 4-5 minutes. DNS stands for Domain Name System, which is an important aspect of the Internet. When you enter a website’s URL in your web browser, it sends a request to the DNS to find the IP address of the website. DNS acts like a phonebook for the Internet and converts human-friendly domain names into machine-readable IP addresses. The DNS system has a hierarchical structure, consisting of various servers that work…