1st Mar 2023
What are DNS Records?
DNS (Domain Name System) records are the entries in a DNS database that map domain names to IP addresses and other information about a domain. These records are used by DNS servers to resolve domain names to IP addresses, allowing users to access websites and other resources using human-readable domain names instead of IP addresses.…
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1st Feb 2023
How To Update CentOS 7
CentOS 7 is one of the most popular Linux distribution used in a large amount of web servers around the world. It is critical you keep your system up-to-date and ensure that you have the latest security patches and updates to reduce the vulnerabilities. In this tutorial, we will show you how to update CentOS…
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1st Nov 2022
What is DMARC? Understanding DMARC Records
Domain-based Message Authentication, Reporting & Conformance, or DMARC for shorts, is a protocol that uses SPF (Sender Policy Framework) and DKIM (DomainKey Identified Mail) to verify the authenticity of emails. DMARC records help ISPs (Internet Service Providers) prevent malicious emails reaching recipients and reduces the possibility for ...
1st Jun 2022
SPF Records Explained
What is SPF? Sender Policy Framework (SPF) allows domain owners to specify legitimate email origins in an attempt to combat spam and phishing emails. an SPF record should list each mail server or IP which you give permission to send emails on behalf of your domain and how to handle emails from sources not permitted.…
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