DNS

• 1: Overview
• 1.1: TLD List
• 2: How-to guides
• 2.1: Private DNS
• 2.2: Hosted Zone
• 2.3: Public Domain Name
• 3: Release Note

1 - Overview

Service Overview

The DNS service is a service that allows access to services by converting human-recognizable domain names into numerical IP addresses that the system can identify, making it convenient for people to access services.
Through the DNS service, users can easily register their desired domain and manage their domain records by themselves.

Features

• Easy Domain Registration: New domain registration and change management are possible in a web-based console. You can easily create and manage domains through the web without building a separate DNS infrastructure or installing a DNS solution.
• Support for various records: A, AAAA, CNAME, TXT, MX, SPF, etc. various resource record types can be set, and it can automatically scale to handle large query volumes without user intervention.
• Convenient hosting environment management: You can choose and use public domain names that are exposed to the internet and provide web services, and private domain names that can only be used by designated internal users without an internet connection, according to the usage environment and purpose.

Composition

Provided Features

The DNS service provides the following functions.

• 호스팅 영역 생성/관리: You can create and manage Public Hosted Zones that can be accessed from anywhere via the internet and Private Hosted Zones that can only be accessed within a designated network environment without exposing them to the internet.
• Public Domain Name Application: You can apply for a Public Domain Name that allows access from anywhere on the internet.
• Support for various resource records: You can choose and use the record type according to the usage environment and purpose.

Component

Private DNS

To manage private domain names for use only in a specified network environment without exposing them to the internet, you must first create a Private DNS. Private DNS names are commonly used in all regions within an Account. It can be created for the first time in any region within the Account, and then activated with the same Private DNS name in other regions from the Private DNS list. You can select the VPC you want to connect to Private DNS by region. By using a common Private DNS name, you can share and manage the information of the Private Hosted Zone across all regions.

Hosted Zone

Private Hosted Zone allows you to create and manage domain names that can only be used in a specified network environment targeting VPCs connected to Private DNS. Public Hosted Zone can manage Public Domain Name created through Samsung Cloud Platform. You can register and modify records suitable for your purpose through the Hosted Zone.

Public Domain Name

You can apply for a Public Domain Name in conjunction with the Whois company, a Public Domain Name management company. The Public Domain Name can be purchased on a yearly basis, and the automatic renewal (on a yearly basis) can be set or changed up to 7 days before the end of the purchase period.

Constraints

The limitations of the DNS service are as follows.

Preceding Service

The DNS service has no preceding service.

1.1 - TLD List

TLD (Top-Level Domain) list

You can use the TLD below. When applying for a Public Domain Name, different annual usage fees occur for each TLD type.

2 - How-to guides

The user can enter the essential information of the DNS service through the Samsung Cloud Platform Console and create the service by selecting detailed options.

Private Domain Name management precautions before use

1. To manage private domain names for use only in a specified network environment without exposing them to the internet, you must first create a Private DNS.
2. The defined Private DNS name is commonly used in all regions within the account. It can be created for the first time in any region within the account, and then activated and used with the same Private DNS name in other regions from the Private DNS list.
3. You can selectively set the VPC to be connected to Private DNS by region. There are no VPCs connected by default when first created or activated.
4. Private DNS names may have been pre-used within Samsung Cloud Platform, and you can check their availability through duplicate checks when entering domain names.
5. Hosted Zone information will be shared across all regions. However, some detailed information (SRN, creator, modifier information) can only be confirmed in the initial creation region.

General usage examples are as follows. For detailed usage instructions, please refer to the How-to guides of the corresponding sub-service.

Note before using Public Domain Name management

1. In the internet environment, the Public Domain Name can only be managed through Hosted Zone for the domain name applied through Samsung Cloud Platform.
2. The list of available top-level domains may change.

Here is an example of a general usage procedure. For detailed usage instructions, please refer to the How-to guides of the corresponding sub-service.

2.1 - Private DNS

Users can enter the essential information of the DNS service and select detailed options through the Samsung Cloud Platform Console to create the service.

Create Private DNS

You can create and use the DNS service in the Samsung Cloud Platform Console.

To request the creation of a Private DNS service, follow these steps.

1. Click All Services > Networking > DNS menu. It moves to the Service Home page.

2. Service Home page, click the Create Private DNS button in the drop-down menu. It moves to the Create Private DNS page.

3. Create Private DNS page, enter the information required for service creation, and select detailed options.

   • Enter Service Information Enter or select the required information in the area.

     Classification	Necessity	Detailed Description
     Private DNS name	required	Enter the Private DNS name to use Enter within 3-20 characters, including lowercase letters, numbers, and special characters (-) Cannot be used with the same name as the one currently in use
     VPC Connection	Select	Register VPC to connect with Private DNS Select button to choose VPC Up to 5 VPCs can be registered

     Table. Private DNS service information input items

   • Additional Information Input area, please enter or select the necessary information.

     Classification	Mandatory	Detailed Description
     Enter additional information and description for Private DNS	Description	Selection
     Tag	Selection	Add Tag Up to 50 can be added per resource Click the Add Tag button and enter or select Key, Value

     Table. DNS Additional Information Input Items

4. Check the application history and click the Complete button.

   • Once creation is complete, check the created resource on the Private DNS list page.

Check Private DNS details

The Private DNS service allows you to view and modify the full list of resources and detailed information. The Private DNS details page consists of Details, VPC connections, Tags, Operation history tabs.

To check the Private DNS details, follow the next procedure.

1. Click All Services > Networking > DNS menu. It moves to the Service Home page of DNS.
2. Service Home page, click the Private DNS menu. Move to the Private DNS list page.
3. Click on the resource to view detailed information on the Private DNS list page. It moves to the Private DNS details page.
   • Private DNS details page displays the status information and detailed information of Private DNS, and consists of details, VPC connection, tags, operation history tabs.

     Division	Detailed Description
     Service Status	Private DNS status Creating: being created Activating: being activated Active: in operation Inactive: out of operation Editing: being edited Deleting: being deleted Error: error occurred
     Service Cancellation	Button to cancel Private DNS

     Table. Status Information and Additional Functions

Detailed Information

On the Private DNS list page, you can check the detailed information of the selected resource and modify the information if necessary.

VPC Connection

On the Private DNS List page, you can check the connected VPC information and add, change, or delete it.

Tag

On the Private DNS List page, you can check the tag information of the selected resource, and add, change, or delete it.

Work History

You can check the operation history of the selected resource on the Private DNS list page.

Private DNS activation from a location that is not the initial creation location

Private DNS is activated and used in a different location (region) than where it was first created (region).

To enable Private DNS service, follow these procedures.

1. Click All Services > Networking > DNS menu. It moves to the Service Home page of DNS.
2. Service Home page, click the Private DNS menu. It moves to the Private DNS list page.
3. Private DNS list where you want to activate the resource, click the activation button. A notification window will appear.
   • Inactive status of Private DNS items only shows the activation button.
4. Click Confirm in the notification window.

Managing VPC connections for Private DNS

You can add or delete VPC information connected to the Private DNS service.

Add VPC Connection

To add a connection to the VPC of Private DNS, follow these steps.

1. All Services > Networking > DNS menu is clicked. It moves to the Service Home page of DNS.
2. Service Home page, click the Private DNS menu. It moves to the Private DNS list page.
3. Click on a resource to view detailed information on the Private DNS list page. It moves to the Private DNS details page.
4. Click the Private DNS details page VPC connections tab. Move to the VPC connections tab page.
5. VPC Connection tab page, click the Add VPC Connection button. The VPC connection window appears.
6. In the VPC connection window, select the location and VPC item and click Confirm.
7. Check if the added item is displayed in the VPC connection list.

Deleting VPC Connection

To delete a connection to a VPC from Private DNS, follow these steps.

1. Click All services > Networking > DNS menu. It moves to the Service Home page of DNS.
2. Service Home page, click the Private DNS menu. It moves to the Private DNS list page.
3. Click on the resource to view detailed information on the Private DNS List page. It moves to the Private DNS Details page.
4. Private DNS details page, click the VPC connection tab. Move to the VPC connection tab page.
5. VPC Connection tab page, click the Delete button of the VPC item to be deleted. A deletion confirmation window appears.
6. Click Confirm in the deletion confirmation window.

Disable Private DNS

You can apply for cancellation of the Private DNS service in the Samsung Cloud Platform Console.

To request the cancellation of Private DNS service, follow the procedure below.

1. All Services > Networking > DNS menu should be clicked. It moves to the Service Home page of DNS.
2. Service Home page, click the Private DNS menu. It moves to the Private DNS list page.
3. Click on the resource to view detailed information on the Private DNS List page. It moves to the Private DNS Details page.
4. Private DNS details page, click the cancel service button.
5. When the cancellation is complete, please check the cancellation status in the Private DNS list.

2.2 - Hosted Zone

The user can enter the required information for the Hosted Zone service through the Samsung Cloud Platform Console, select detailed options, and create the service.

Create Hosted Zone

You can create and use the Hosted Zone service from the Samsung Cloud Platform Console.

To request Hosted Zone service creation, follow the steps below.

1. All Services > Networking > DNS Click the menu. Service Home page will be displayed.

2. Click the Create Hosted Zone button in the drop‑down of the Service Home page. You will be taken to the Create Hosted Zone page.

3. Hosted Zone creation On the page, enter the information required to create the service, and select detailed options.

   • Service Information Input area, input or select the required information.

     Category	Required	Detailed description
     Purpose Classification	Required	Select domain appropriate for the purpose of the Hosted Zone Private: Domain that can only be used within Samsung Cloud Platform Public: Domain accessible from outside (Internet)
     Private DNS name to register	Required	Select from previously created Private DNS Set only when Private is selected in the usage classification
     Hosted Zone name to register	Required	Enter the name of the Hosted Zone to use Enter within 2-63 characters, including lowercase letters, numbers, and hyphens (-) When applying for a new domain, click the Check Availability button to verify duplication

     Table. Hosted Zone Service Information Input Items
   • Additional Information Input Enter or select the required information in the area.

     Category	Required status	Detailed description
     Description	Select	Enter additional information and description for Hosted Zone
     Tag	Select	Add Tag Up to 50 per resource can be added After clicking the Add Tag button, enter or select Key, Value values

     Table. DNS additional information input items

4. Check the creation history and click the Complete button.

   • When creation is complete, check the created resources on the Hosted Zone list page.

Hosted Zone Check detailed information

The Hosted Zone service allows you to view and edit the full resource list and detailed information. Hosted Zone Details page consists of Details, Records, Tags, Activity History tabs.

To view detailed information of the Hosted Zone, follow these steps.

1. All Services > Networking > DNS Click the menu. Service Home Navigate to the page.
2. Click the Hosted Zone menu on the Service Home page. It navigates to the Hosted Zone List page.
3. Hosted Zone List Click the resource to view detailed information on the page. Hosted Zone Details Navigate to the page.
   • Hosted Zone Details page displays the status information and detailed information of the Hosted Zone, and consists of Details, Records, Tags, Activity History tabs.

     Category	Detailed description
     Service Status	Hosted Zone status Creating: Creating Active: Active Editing: Editing Deleting: Deleting Error: Error
     Delete Hosted Zone	Button to delete Hosted Zone

     Table. Status Information and Additional Functions

Detailed Information

Hosted Zone list page, you can view detailed information of the selected resource and, if necessary, edit the information.

Record

Hosted Zone list page, you can view the registered record information, and add, modify, or delete it. A record is an item that configures communication with the DNS server, informing the server of the IP address associated with the domain and how to handle requests sent to the domain.

Tag

On the Hosted Zone List page, you can view the tag information of the selected resources, and you can add, modify, or delete them.

Work History

You can view the operation history of the selected resource on the Hosted Zone list page.

Managing Hosted Zone records

You can add or delete records in the Hosted Zone service.

Add Record

To add a record to the Hosted Zone, follow these steps.

1. All Services > Networking > DNS Click the menu. Navigate to the DNS Service Home page.
2. Click the Hosted Zone menu on the Service Home page. Navigate to the Hosted Zone list page.
3. Click the resource to view detailed information on the Hosted Zone list page. It moves to the Hosted Zone details page.
4. Click the Record tab on the Hosted Zone Details page. You will be taken to the Record tab page.
5. Record on the tab page, click the Add Record button. The Add Record window appears.
6. In the add record window, select the Type, Name, Value, and TTL items and click Confirm. A notification confirmation window appears.

   Category	Detailed description
   A	Enter an IP address in IPv4 format Click the Add button to add an IP address, up to 8 can be registered
   AAAA	Enter an IPv6 format IP address Click the Add button to add an IP address, up to 8 can be registered
   SPF	Enter the IP of the server that sent the spam mail If registering multiple servers, enter in the format v=spf1 ip4:211.214.160.28 ip4:211.214.16.29 ~all
   CNAME	Enter a record alias in domain name format Registration is not possible if entered the same as a record value of another type
   MX	Enter priority and mail server address Click the Add button to add a server address, up to 8 can be registered When entering priority, input within the range 0 - 65,535; the smaller the value, the higher the priority
   TXT	String input Enter up to 250 characters

   Table. Detailed items by record type
7. Click Confirm in the notification dialog.
8. Verify that the added item is displayed in the record list.

Edit Record

To modify the records of a Hosted Zone, follow the steps below.

1. Click the All Services > Networking > DNS menu. Go to the DNS Service Home page.
2. Click the Hosted Zone menu on the Service Home page. Navigate to the Hosted Zone list page.
3. Click the resource to view detailed information on the Hosted Zone List page. It navigates to the Hosted Zone Detail page.
4. Hosted Zone Details page, click the Record tab. Record tab page moves.
5. Record on the tab page, click the detailed menu of the list and click Edit. A notification confirmation window appears.
6. In the record edit window, modify the desired items and click OK.
7. In the notification confirmation window, click Confirm.

Delete Record

To delete a record in the Hosted Zone, follow these steps.

1. Click the All Services > Networking > DNS menu. Go to the DNS Service Home page.
2. Click the Hosted Zone menu on the Service Home page. Navigate to the Hosted Zone list page.
3. Hosted Zone List page, click the resource to view detailed information. Navigate to the Hosted Zone Details page.
4. Click the Record tab on the Hosted Zone Details page. You will be taken to the Record tab page.
5. Record tab page, click the detailed menu of the list and click Delete. A notification confirmation window appears.
6. Click Confirm in the notification confirmation window.

Hosted Zone Cancel

You can apply for termination of the Hosted Zone service in the Samsung Cloud Platform Console.

To request cancellation of the Hosted Zone service, follow the steps below.

1. All Services > Networking > DNS Click the menu. Go to DNS’s Service Home page.
2. Click the Hosted Zone menu on the Service Home page. It navigates to the Hosted Zone List page.
3. Hosted Zone list On the page, click the resource to view detailed information. Hosted Zone details You will be taken to the page.
4. Click the Delete Hosted Zone button on the Hosted Zone Details page.
5. When the termination is complete, check the service termination status in the Hosted Zone list.

2.3 - Public Domain Name

The user can enter the required information for the Public Domain Name service through the Samsung Cloud Platform Console, select detailed options, and create the service.

Public Domain Name Create

You can create and use the Public Domain Name service in the Samsung Cloud Platform Console.

To request the creation of a Public Domain Name service, follow the steps below.

1. All Services > Networking > DNS Click the menu. Go to the Service Home page.
2. Click the Public Domain Name Creation button in the dropdown of the Service Home page. You will be taken to the Public Domain Name Creation page.
3. Public Domain Name creation On the page, enter the information required to create the service, and select detailed options.
   • Service Information Input Enter or select the required information in the area.

     Category	Required	Detailed description
     Domain name to register	Required	Enter the name of the Public Domain Name to use Enter within 2-63 characters, including lowercase letters, numbers, and special characters (-) When applying for a new domain, click the Check Availability button to verify duplication
     Purchase Period	Required	Automatically selected as 1 year
     Auto Renewal	Required	Set whether to auto-renew when the domain usage period expires Enter detailed information when Use is selected Registrant Name (Business Name): Enter the registrant name or business name within 30 characters Registrant Email: Enter the registrant’s email address Registrant Address: Enter the registrant’s company address, click the Find Postal Code button to search and then enter the address Phone Number: Enter the registrant’s phone number

     Table. Public Domain Name Service Information Input Items

• Additional Information Input area, please enter or select the required information.

  Category	Required status	Detailed description
  Description	Select	Enter additional information and description about the Public Domain Name
  Tag	Select	Add Tag Up to 50 can be added per resource After clicking the Add Tag button, enter or select Key, Value values

  Table. DNS Additional Information Input Items

4. Check the generation history and click the Complete button.

• Once creation is complete, check the created resource on the Public Domain Name list page.

Public Domain Name Check Detailed Information

Public Domain Name service can view and edit the full resource list and detailed information. Public Domain Name detail page consists of Detail Information, Registration Information, Tags, Action History tabs.

Public Domain Name to view detailed information, follow the steps below.

1. Click the All Services > Networking > DNS menu. You will be taken to the Service Home page.
2. Click the Public Domain Name menu on the Service Home page. Navigate to the Public Domain Name list page.
3. Click the resource to view detailed information on the Public Domain Name list page. It moves to the Public Domain Name details page.
   • Public Domain Name Details page displays the status information and detailed information of the Public Domain Name, and consists of Details, Registration Information, Tags, Action History tabs.

     Category	Detailed description
     Service Status	Status of Public Domain Name Creating: In creation Active: Operating Editing: Changing settings Registered: Period extension registration Transfer Requesting: Domain transfer request completed Expired: Usage period expired
     Domain Transfer Between Accounts	Domain Transfer Request Button Between Accounts Cancel Transfer Request: Can cancel domain transfer request after transfer request is completed Approve Transfer Request: If a domain transfer request is received, can approve the transfer request Reject Transfer Request: If a domain transfer request is received, can reject the transfer request

     Table. Status Information and Additional Functions

Detailed Information

Public Domain Name List page lets you view detailed information of the selected resource and, if needed, edit the information.

Registration Information

You can view and edit domain registration information on the Public Domain Name List page.

Tag

Public Domain Name List page allows you to view the tag information of the selected resource, and you can add, modify, or delete it.

Work History

You can view the operation history of the selected resource on the Public Domain Name list page.

Public Domain Request transfer between accounts

You can transfer the registered Public Domain to another account user.

To transfer Public Domain information to another account user, follow the steps below.

1. All Services > Networking > DNS Click the menu. Go to the DNS Service Home page.
2. Click the Public Domain Name menu on the Service Home page. Navigate to the Public Domain Name List page.
3. Click the resource to view detailed information on the Public Domain Name List page. It moves to the Public Domain Name Details page.
4. Public Domain Name Details page, click the Inter-account domain transfer button. The Inter-account domain transfer popup appears.
5. Domain Transfer Between Accounts In the popup window, enter the account ID to transfer and click the Confirm button.
   • When the domain transfer request is completed, it changes to Transfer requesting status, and the applicant can click the Cancel transfer request button to cancel the transfer request.
   • After a domain transfer request, if a user of another account approves the transfer, the domain information is deleted from the requesting account.
   • If the user who received the previous request does not approve within 7 days after the approval request, the previous request will be automatically canceled.

Public Domain Manage Information Transfer Requests

If another account user transfers the Public Domain, you can approve or reject the request.

Public Domain Approve request for information transfer

To approve a request to move to the Public Domain, follow these steps.

1. All Services > Networking > DNS Click the menu. Navigate to the DNS Service Home page.
2. Click the Public Domain Name menu on the Service Home page. Navigate to the Public Domain Name list page.
3. Public Domain Name List page, click the resource to view detailed information. It will navigate to the Public Domain Name Details page.
4. Click the Approve Previous Request button on the Public Domain Name Details page. Click the Confirm button in the alert.

Public Domain Refuse information transfer request

To reject a request for public domain transfer, follow these steps.

1. All Services > Networking > DNS Click the menu. Navigate to DNS’s Service Home page.
2. Click the Public Domain Name menu on the Service Home page. You will be taken to the Public Domain Name List page.
3. Click the resource to view detailed information on the Public Domain Name list page. It moves to the Public Domain Name details page.
4. On the Public Domain Name Details page, click the Reject Previous Request button. In the alert, click the OK button.

Edit registration information of Public Domain Name

You can edit the registration information of the Public Domain Name.

To modify the registration information of the Public Domain Name, follow the steps below.

1. All Services > Networking > DNS menu, click it. Go to DNS’s Service Home page.
2. Click the Public Domain Name menu on the Service Home page. Navigate to the Public Domain Name list page.
3. Click the resource to view detailed information on the Public Domain Name list page. It navigates to the Public Domain Name details page.
4. Click the Public Domain Name Details page Registration Information tab. It will navigate to the Registration Information tab page.
5. Click the Edit button on the Registration Information tab page. You will be taken to the Registration Information Edit page.
6. Go to the Edit Registration Information page. Modify the desired items and click the Save button.

3 - Release Note

DNS