DNS Aging and Scavenging – Explained (Step-by-Step guide)
DNS Aging and Scavenging DNS Aging DNS Aging is a process of identifying the stale resource records from the DNS Server. Stale resource records create issues in the name resolution (by creating duplicate DNS records), unnecessary space utilization, degradation of the DNS server performance. It keeps track of the time stamps of the individual resource records (RR). From last time stamp of the resource record to the current time of the server is considered as the age of the resource record. The value we get is used for Scavenging Operation which deletes / removes / cleans up the resource-record from the DNS Server. DNS Scavenging DNS Scavenging is a recurring …