Add DNS Records to Sakura Internet

To send emails using your private domain name, you will first need to add your domain and create a subdomain within your Benchmark account. After the subdomain has been added, Benchmark will generate the DNS record that you'll add to your Sakura Internet (さくらインターネット) account using the Domain Control Panel's zone record settings.


This guide provides step-by-step instructions for adding the Benchmark DNS record to Sakura Internet.



Before Getting Started

  • Benchmark does not have access to your Sakura Internet account.
  • Your DNS record is unique to the domain and subdomain you added to Benchmark.
  • Once your record is created, find it under Email Settings > Domain.
  • Propagation can take up to 48 hours; zone changes at Sakura can take a few hours to reflect internally.
  • You can only edit zone records if your domain is either registered with Sakura Internet or using Sakura's designated nameserver service.
  • Never register an NS record under the entry name @ — it can't be deleted individually and would require resetting the entire zone.

How to Add Your DNS Record to Sakura Internet


The instructions included in this article were developed using resources from Sakura Internet.


  1. Log in to the Sakura Member Menu (会員メニュー).
  2. From the contract information on the left, click List of Contracted Domains (契約中のドメイン一覧).
  3. Click Domain Control Panel (ドメインコントロールパネル).
  4. Click Zone (ゾーン) next to the domain you're updating.
  5. Click Edit (編集) in the record settings section.
  6. Enter the details for your new NS record, using the values provided in Benchmark:
    • Entry name (エントリー名): paste the hostname provided in Benchmark.
    • Type (タイプ): select NS Record (NSレコード) from the dropdown.
    • Data (データ): paste the nameserver value provided in Benchmark.
  1. Click Add (追加).
  2. Click Save (保存) to apply the change.

After you have finished adding the record, you may return to your Benchmark account to complete the process. If you have navigated away from the records screen, you can still verify your work by checking your domain on the Domain page. From there, click the Retry Verification button next to the domain you are validating. This will initiate a web check to confirm whether the record was added successfully. Please note that DNS record propagation — once the record is valid on the web — can take anywhere from 24 to 48 hours.


If the record is not added, your domain's verification will remain pending.



Frequently Asked Questions


Will adding this record affect my existing website or email?

No. This record only applies to the subdomain you added in Benchmark — it doesn't change or remove any existing records on your root domain.


How long does it take for my record to be verified?

Most records are verified within a few hours, but DNS changes can take up to 48 hours to fully propagate. If your domain still shows as unverified after 48 hours, double-check that the record matches exactly what's listed on your Domain page in Benchmark.


What if I can't edit my domain's zone information?

Zone editing is only available if your domain is registered with Sakura Internet or is using Sakura's designated nameserver service. If your domain is registered and managed elsewhere, you'll need to set up the nameserver service first, or add the record with your domain's actual registrar instead. Benchmark doesn't have access to your Sakura Internet account, so this setup has to happen on your end.


Can I add records for more than one subdomain?

Yes. Each subdomain you verify in Benchmark gets its own unique record. Add each subdomain in Benchmark first, then repeat the steps above for each one.

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