Manage the DNS cache on Windows Server

In this “tutorial”, I will give you some PowerShell cmdlets to manage your DNS server cache on Windows Server. To be more precise, we will see 4 cmdlet PowerShell * -DnsServerCache cmdlets. Show-DnsServerCache The first command displays the DNS cache: The output of the command gives all DNS records cached on the server. In console …

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PowerShell: configure an IP address

In this tutorial, I will walk you through how to configure an IP address and DNS servers using PowerShell. The first step will be to retrieve the Index from the card. Enter the following Cmdlet to display the computer’s network cards: Get-NetAdapter We will therefore configure the card which has Index 2. IP address configuration …

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DNSSEC: Sign a DNS Zone with Windows Server

DNSSEC (Domain Name System Security Extensions) is an extension of the DNS protocol that adds security to the DNS protocol by signing the records by a public / private key system. This extension allows the client to verify that the response received is valid and has not been changed by a man-in-the-middle attack. This extension …

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DNS: conditional forwarder

DNS query

Presentation of conditional forwarder In this article, I will explain and show you how to set up a conditional forwarder on a Windows DNS server. As a reminder, DNS redirection allows the service to send requests to another DNS service to resolve the request for an unknown zone. A conditional forwarder is used to specify …

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Sophos XG: routing DNS queries

DNS configuration

Presentation of routing DNS queries on Sophos XG The routing of DNS queries is similar to a conditional redirector under Windows, which allows to indicate for a DNS zone the server or servers to contact to resolve a record. This type of routing is useful in the case where your network consists of several private …

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