Updating a resource record
You can update the value of a resource record. To update a record:
- In the management console
, select a folder to modify the DNS zone record in. - Select Cloud DNS.
- Select the zone from the list.
- Click
next to the record you need and select Edit. - Change the record TTL or value.
- Click Save.
If you do not have the Yandex Cloud CLI yet, install and initialize it.
The folder used by default is the one specified when creating the CLI profile. To change the default folder, use the yc config set folder-id <folder_ID> command. You can also set a different folder for any specific command using the --folder-name or --folder-id options.
To update a DNS zone:
-
See the description of the CLI command for updating a resource record:
yc dns zone replace-records --help -
Change the record value:
yc dns zone replace-records --name <zone_name> \ --record "<domain_name> 600 <record_type> <new_value>"
If you do not have Terraform yet, install it and configure the Yandex Cloud provider.
To update a DNS record created with Terraform:
-
Open the Terraform configuration file and edit the fragment describing your DNS record.
Terraform DNS record description example
... resource "yandex_dns_recordset" "rs1" { zone_id = yandex_dns_zone.zone1.id name = "srv.example.com." type = "A" ttl = 200 data = ["10.1.0.1"] } ... -
Check the configuration using this command:
-
Apply the changes:
-
In the terminal, go to the directory where you edited the configuration file.
-
Make sure the configuration file is correct using this command:
terraform validateIf the configuration is correct, you will get this message:
Success! The configuration is valid. -
Run this command:
terraform planYou will see a detailed list of resources. No changes will be made at this step. If the configuration contains any errors, Terraform will show them.
-
Apply the changes:
terraform apply -
Type
yesand press Enter to confirm the changes.
You can verify DNS record changes in the management console
or using this CLI command:yc dns zone list-records <zone_name> -
To update a DNS resource record, use the updateRecordSets REST API method for the DnsZone resource or the DnsZoneService/UpdateRecordSets gRPC API call.
The value of resource TXT records cannot contain more than 255 characters per line and 1024 characters total. If the new value contains more characters, split it into multiple values.
Note
You cannot modify service resource records.