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Expert guides on domain registration, WHOIS lookup, DNS, SSL, and domain investing.

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How to Perform a Domain Security Audit in 2026: Step-by-Step Guide
security

How to Perform a Domain Security Audit in 2026: Step-by-Step Guide

Domain security audits are essential in 2026 to protect your online identity from hijacking, phishing, and configuration drift. This step-by-step guide covers checking WHOIS records, DNS settings, SSL certificates, email security, and more using practical examples and free tools from Whose.Domains.

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How to Use SSL/TLS Certificate Transparency Logs to Detect Phishing Domains
security

How to Use SSL/TLS Certificate Transparency Logs to Detect Phishing Domains

Certificate Transparency logs provide a powerful, publicly accessible record of all SSL/TLS certificates issued for domains. By monitoring these logs, you can detect phishing domains that impersonate your brand with lookalike certificates, often issued within minutes of registration. This guide explains how to query CT logs, spot suspicious certificates, and integrate this intelligence into your security routine—with practical tips and real-world examples.

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Reverse WHOIS Lookup: How to Discover All Domains Registered by the Same Owner
domain-tools

Reverse WHOIS Lookup: How to Discover All Domains Registered by the Same Owner

Reverse WHOIS lookup lets you find every domain registered to the same person or organization, revealing hidden connections between websites. This guide explains how reverse WHOIS works, real-world use cases for cybersecurity and competitor research, and actionable tips to get the most out of it. You’ll also learn how to use simple tools like WHOIS Lookup to start your own reverse WHOIS investigations.

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