{"id":278121,"date":"2025-01-18T20:41:28","date_gmt":"2025-01-18T19:41:28","guid":{"rendered":"https:\/\/glosarix.com\/glossary\/passive-dns-en\/"},"modified":"2025-01-18T20:41:28","modified_gmt":"2025-01-18T19:41:28","slug":"passive-dns-en","status":"publish","type":"glossary","link":"https:\/\/glosarix.com\/en\/glossary\/passive-dns-en\/","title":{"rendered":"Passive DNS"},"content":{"rendered":"<p>Description: Passive DNS is a method of collecting and storing DNS query data for analysis. Through this approach, requests for domain name resolution are logged, allowing network administrators and security analysts to gain valuable insights into network traffic. This process involves capturing data without interfering with communication, meaning that no changes are made to DNS queries or responses. The primary goal of Passive DNS is to provide a detailed view of user behavior and interactions with online services, facilitating the identification of patterns, trends, and potential threats. This method is particularly useful for detecting malicious activities, as it allows analysts to observe unusual queries that may indicate an attack or security breach. Additionally, Passive DNS can be used for network performance optimization by identifying domains that generate high traffic volumes or that have resolution issues. In summary, Passive DNS is an essential tool for network management and security, providing data that can be analyzed to improve infrastructure and protect digital resources.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Description: Passive DNS is a method of collecting and storing DNS query data for analysis. Through this approach, requests for domain name resolution are logged, allowing network administrators and security analysts to gain valuable insights into network traffic. This process involves capturing data without interfering with communication, meaning that no changes are made to DNS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"glossary-categories":[],"glossary-tags":[],"glossary-languages":[],"class_list":["post-278121","glossary","type-glossary","status-publish","hentry"],"post_title":"Passive DNS ","post_content":"Description: Passive DNS is a method of collecting and storing DNS query data for analysis. Through this approach, requests for domain name resolution are logged, allowing network administrators and security analysts to gain valuable insights into network traffic. This process involves capturing data without interfering with communication, meaning that no changes are made to DNS queries or responses. The primary goal of Passive DNS is to provide a detailed view of user behavior and interactions with online services, facilitating the identification of patterns, trends, and potential threats. This method is particularly useful for detecting malicious activities, as it allows analysts to observe unusual queries that may indicate an attack or security breach. Additionally, Passive DNS can be used for network performance optimization by identifying domains that generate high traffic volumes or that have resolution issues. In summary, Passive DNS is an essential tool for network management and security, providing data that can be analyzed to improve infrastructure and protect digital resources.","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Passive DNS - Glosarix<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/glosarix.com\/en\/glossary\/passive-dns-en\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Passive DNS - Glosarix\" \/>\n<meta property=\"og:description\" content=\"Description: Passive DNS is a method of collecting and storing DNS query data for analysis. 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