80 Configure The Domain Name System Dns Zones To Only Allow Secure Updates Update

If other servers request zone transfers the dns server rejects the requests.

Configure the domain name system dns zones to only allow secure updates. Further ad integrated zones allow the use of secure dynamic updates. In microsoft dns to secure against this we have the ability to set the dns zone to secure only updates. Click a dns domain in the dns domain list.

Select only to the following. Dynamic update is an rfc compliant extension to the dns standard. If you configure a different zone type change the zone type and then integrate the zone before you secure it for dns updates.

Allowing unsecure dynamic updates can enable machines which aren t. The dns update process is defined in rfc 2136 dynamic updates in the domain name system dns update by default the dns server allows a zone transfer only to authoritative dns servers that are listed in the name server ns resource records for the zone. From the displayed context menu click properties.

In the selected domain s forwarder ip address box type the ip address of the first dns server to which you want to forward and then click add. This prevents updates to dns records from machines which are unable to authenticate with the domain. On the selected tab choose secure only option from the dynamic updates drop down list.

For any non windows statically configured machine it must support the dns dynamic updates feature and the zone configured to allow secure and unsecure updates. The acceptable values for this parameter are. The dns update process is defined in rfc 2136 dynamic updates in the domain name system dns update.

Zone transfers are allowed to any dns server. Or click new type the name of the dns domain for which you want to forward queries in the dns domain box and then click ok. Back to the top use the dnsupdateproxy security.