| Name | TTL | Value |
|---|---|---|
| rakuten-co-jp.mail.protection.outlook.com | 10 | 52.101.124.0Microsoft Azure Cloud (japaneast) / Microsoft Corporation |
| rakuten-co-jp.mail.protection.outlook.com | 10 | 52.101.157.10Microsoft Azure Cloud (japanwest) / Microsoft Corporation |
| rakuten-co-jp.mail.protection.outlook.com | 10 | 52.101.157.11Microsoft Azure Cloud (japanwest) / Microsoft Corporation |
| rakuten-co-jp.mail.protection.outlook.com | 10 | 52.101.157.40Microsoft Azure Cloud (japanwest) / Microsoft Corporation |