Querying Name Servers
Function
This API is used to query name servers.
Calling Method
For details, see Calling APIs.
Authorization Information
Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.
- If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
- If you are using identity policy-based authorization, the following identity policy-based permissions are required.
Action
Access Level
Resource Type (*: required)
Condition Key
Alias
Dependencies
dns:nameserver:list
List
-
-
dns:zone:get
-
URI
GET /v2/nameservers
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| type | No | String | Definition Type of the name server. Exact matching will work. If this parameter is left blank, all types of name servers are queried. Constraints N/A Range Default Value N/A |
| region | No | String | Definition Region ID. To obtain the region ID, you can call the API for querying regions or see Regions and Endpoints. Exact matching will work. Constraints When you query name servers of public domain names, leave this parameter blank. Range N/A Default Value N/A |
Request Parameters
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| X-Auth-Token | Yes | String | Definition User token, which is used for identity authentication. It must be carried in the request header to verify the user identity during API calls. You can obtain it by calling the IAM API for obtaining a user token. The value of X-Subject-Token in the response header is the user token. For details about how to obtain a user token, see Obtaining a User Token. Constraints N/A Range N/A Default Value N/A |
Response Parameters
Status code: 200
| Parameter | Type | Description |
|---|---|---|
| nameservers | Array of NameServersResp objects | Definition Name server list object. This field is an array. Each element contains information such as the priority and IP address of the DNS name server, which is used to resolve the DNS request for the domain name. |
| Parameter | Type | Description |
|---|---|---|
| type | String | Definition Type of the name server. If this parameter is left blank, all types of name servers will be queried. Range |
| region | String | Definition Region ID. When you query name servers of public domain names, leave this parameter blank. Range N/A |
| ns_records | Array of ns_records objects | Definition Name server list This field is an array. Each element contains a host record and a name server address. They are used for subdomain name resolution delegation. |
| Parameter | Type | Description |
|---|---|---|
| hostname | String | Definition Host name. When you query name servers of private domain names, this parameter value is blank. Range N/A |
| address | String | Definition The name server address. When you query name servers of public domain names, this parameter value is blank. Range N/A |
| priority | Integer | Definition Priority. Example: If the priority of a name server is set to 1, it is used to resolve domain names in the first priority. Range N/A |
Example Requests
None
Example Responses
Status code: 200
{
"nameservers" : [ {
"region" : null,
"type" : "public",
"ns_records" : [ {
"hostname" : "ns1.huawei.com.",
"priority" : 1
}, {
"hostname" : "ns2.huawei.com.",
"priority" : 2
} ]
}, {
"region" : "xxx",
"type" : "private",
"ns_records" : [ {
"priority" : 1,
"address" : "100.125.1.0"
}, {
"priority" : 2,
"address" : "100.125.1.1"
} ]
} ]
} SDK Sample Code
The SDK sample code is as follows.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.dns.v2.region.DnsRegion; import com.huaweicloud.sdk.dns.v2.*; import com.huaweicloud.sdk.dns.v2.model.*; public class ListNameServersSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); ICredential auth = new BasicCredentials() .withAk(ak) .withSk(sk); DnsClient client = DnsClient.newBuilder() .withCredential(auth) .withRegion(DnsRegion.valueOf("<YOUR REGION>")) .build(); ListNameServersRequest request = new ListNameServersRequest(); try { ListNameServersResponse response = client.listNameServers(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdns.v2.region.dns_region import DnsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdns.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] credentials = BasicCredentials(ak, sk) client = DnsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DnsRegion.value_of("<YOUR REGION>")) \ .build() try: request = ListNameServersRequest() response = client.list_name_servers(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dns "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dns/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") auth, err := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). SafeBuild() if err != nil { fmt.Println(err) return } hcClient, err := dns.DnsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). SafeBuild() if err != nil { fmt.Println(err) return } client := dns.NewDnsClient(hcClient) request := &model.ListNameServersRequest{} response, err := client.ListNameServers(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.
Status Codes
| Status Code | Description |
|---|---|
| 200 | Response to the request for querying the name server list |
Error Codes
See Error Codes.
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