DNS

What You Need to Know About Cloud Backup and Disaster Recovery

Using the cloud for backup and recovery is a choice many businesses utilize but make sure you understand the entire picture before moving to that recovery model.

Last Update: Sep 04, 2024

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Microsoft Azure Outage — Was it a DNS DDoS?

Last Update: Nov 19, 2024

Azure recently experienced a nasty outage, lasting several hours. It seems to have been centered around DNS, but had wide side effects. Microsoft’s cloud platform took something of a beating. By the sound of it, a DDoS could have been to blame. Or not. Redmond isn’t saying…

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Self-Replicating DNS Forwarders Problems in Windows Server 2008/2012

Last Update: Sep 04, 2024

Need help with DNS forwarding? Daniel Petri points out some issues with how DNS forwarding is handled in Windows Server 2008/2012 that you should be aware of.

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Configure DNS forwarders in Windows Server 2012 R2

Last Update: Sep 04, 2024

In part two of our series on DNS forwarding, learn how to configure DNS forwarders in Windows Server 2012 R2 using the Windows GUI and the command prompt.

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Best Practices for DNS Forwarding

Last Update: Sep 04, 2024

Need to know what a DNS forwarder is? Daniel Petri compares it to root hints, and then offers some best practices on how to use DNS forwarders effectively.

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Configuring Basic DNS Records in Windows Server 2008 R2 and 2012

Last Update: Sep 04, 2024

In the fourth and final part of our series, learn to configure DNS records in Windows Server 2008 R2 and Windows Server 2012 in this tutorial!

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Configure a DNS Server Address for a Network Adapter in Windows Server

Last Update: Sep 24, 2024

DNS plays a vital role in a healthy AD environment. Learn to configure DNS settings for a network adapter in Windows Server 2012 in this quick Ask an Admin article.

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Using DNS Logs As a Security Information Source

Last Update: Nov 19, 2024

Recently a number of tech companies experienced network attacks. Learn how DNS logs and analysis can be a useful sources of security information in this article by Qualys CTO Wolfgang Kandek.

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Install and Configure Windows Server 2003 DNS Server

Last Update: Sep 24, 2024

Need some help with your Domain Name System (DNS) Server setup in Windows Server 2003? This article shows you how to configure and install it.

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What type of names are supported in Windows 2000/2003 DNS?

Last Update: Sep 24, 2024

When implementing Windows 2000 and Windows Server 2003 DNS infrastructure DNS naming is another major factor which has to be taken into account. DNS names are restricted to the characters A to Z, digits, and the hyphen(-). The first character of a DNS label can be either a letter or a digit according to RFC…

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Why are the options to configure Root Hints or Forwarders unavailable?

Last Update: Sep 24, 2024

If no DNS servers were detected during the initial configuration of Windows 2000 DNS, the system will typically designate the new DNS server as a “root server”, which is the ultimate authority for all naming resolution activities. As a result, the new DNS server will not be able to forward any name resolution queries that…

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How can I disable the caching of failed DNS lookups in Windows 2000/XP/2003?

Last Update: Nov 19, 2024

Windows 2000/XP/2003 added the ability to cache DNS lookup results in the client’s cache. This cache can be viewed by typing ipconfig /displaydns in the command prompt: Windows IP Configuration ddlnetwork.net —————————————- Record Name . . . . . : ddlnetwork.net Record Type . . . . . : 1 Time To Live . ….

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