Expert guides on domain registration, WHOIS lookup, DNS, SSL, and domain investing.
DNS queries are often transmitted unencrypted, leaving your browsing habits exposed. DNS Over HTTPS (DoH) encrypts those queries to enhance privacy and prevent tampering. This guide explains how DoH works, how to enable it in your browser and operating system, and how to verify it's working using tools like the Whose.Domains DNS Analyzer.
DNS CAA (Certification Authority Authorization) records let domain owners specify which certificate authorities (CAs) are allowed to issue SSL/TLS certificates for their domain. By adding a CAA record, you reduce the risk of rogue or unauthorized certificate issuance, closing a common vector for man-in-the-middle attacks. This article explains how CAA records work, how to set them up, and how tools like a DNS analyzer can help you verify your configuration.
Being blacklisted can destroy your email deliverability and tank your website traffic. This guide shows you how to quickly check if your domain is on any major blocklist, explains the most common causes, and gives you a step-by-step action plan to get delisted and stay clean.
DNSSEC (Domain Name System Security Extensions) protects websites from DNS spoofing and cache poisoning by cryptographically signing DNS records. This article explains how DNSSEC works, why it matters, and provides practical steps to enable it on your domain—helping you keep visitors safe from redirect attacks and impersonation.
Poor email deliverability can cause your messages to land in spam. Learn how to check and fix SPF, DKIM, and DMARC records for better email delivery.
Transferring a domain to a new registrar doesn't have to cause downtime. Follow this step-by-step guide for a smooth, zero-downtime domain transfer.
DNS records control how your domain works. This guide explains every major DNS record type — A, AAAA, CNAME, MX, TXT, NS, SOA — with examples.