July 8, 2025In the world of the internet, the Domain Name System (DNS) plays a critical role by converting human-readable domain names into IP addresses that computers can understand. However, this system can sometimes be disrupted, preventing users from accessing the websites they intend to visit. This disruption is known as “domain pollution” or “DNS pollution.” Domain pollution occurs when DNS resolution is tampered with, causing users to be redirected to incorrect IP addresses when attempting to access a domain, thus failing to reach the intended website content.
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July 3, 2025 Introduction
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Domain name pollution, also known as DNS pollution or DNS cache poisoning, is a cyberattack technique that tampers with Domain Name System (DNS) resolution results. It causes users to be redirected to incorrect IP addresses when accessing a domain, preventing access to the intended website or leading to malicious sites. This attack not only disrupts users’ normal internet experience but also poses significant security risks, such as data breaches or malware infections. This article explores the causes, mechanisms, impacts, and detection and prevention methods of domain name pollution to help users better understand and address this cybersecurity threat.
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June 7, 2025 Domain blocking is a challenge many website operators may face, especially in regions where policy or technical issues prevent normal access to a domain. In such cases, website administrators need to act swiftly to restore services and minimize user loss. This article explores the reasons for domain blocking, response strategies, and preventive measures from a professional perspective to help operators address these issues effectively.
Common Reasons for Domain Blocking
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Domain blocking is typically caused by the following:
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