Reverse ip lookup microsoft

If you need to dynamically update PTR resource records, do not use classless zones. For Windows Server R2, see Adding a resource record to a reverse lookup zone.

Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. For the phone support reply in your thread, please don't believe any information they provided. They're spamer and fake numbers, we have removed this abuse. Regarding your situation, I want to tell you that setting up a PTR record is not supported by Office Thus, it's not a bug and the truth is that your recipient domain has rejected your message.

Office is a shared environment that provides email service and the IPs are variable rather than fixed when sending emails via Office SMTP server, it will return errors when the recipient email sever is using reverse DNS check. More details, please see this article: Recipient rejects mail from Exchange Online or Exchange Online Protection, and you receive a "host name does not match the IP address" error.

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In this article. Select or create a new resource group. To learn more about resource groups, read the Resource Manager overview article. Enter a name for the DNS zone. The name of the zone is crafted differently for IPv4 and IPv6 prefixes. Disabling DHCP on the firewall fixed my issues.

The revers lookup zone already exists but it is not complete. Under 82 there should also be The article you linked has a section called "How to Modify the Reverse Lookup Zone Properties" but it does not seem to contain any information that will help me right now. I gave you the link that desribe how to create reverse lookup zones and how to modify their properties to check if you have configued your DNS zones correctly.

Could you please explain more that you have exactely as config because I have not understood well what you have already performed? I agree with Mr X that we'll need additional information.

My initial feeling is that machines are not possibly only using the internal DNS server addresses configured in their NICs. Therefore, it depends on your configuration if it is working properly or not.