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A record set groups one owner name and type with a TTL and one or more resource records. Routing pickers and health-check metadata apply to the set or its individual values.

Supported types

Create an A record set

The console offers common TTLs from 2 minutes through 1 day. The API accepts seconds subject to service validation.

Record content

content is an array because some DNS types contain multiple ordered fields. Enter values in the order required by the type. For example, an MX value includes priority and target, while an SRV value includes priority, weight, port, and target.

Editing safely

The update operation replaces the record set’s TTL, routing metadata, picker chain, and resource-record collection with the submitted document. Fetch the current record set, preserve fields you are not changing, and submit the complete intended state.
DNS caches can continue returning a deleted or replaced value until its previous TTL expires.