# `Twilio.Resources.Api.V2010.SIP.Domain`
[🔗](https://github.com/jeffhuen/twilio_elixir/blob/main/lib/twilio/resources/api/v2010/sip/domain.ex#L2)

Custom DNS hostnames that can accept SIP traffic

SID prefix: `SD`

Parent: `/Accounts/{AccountSid}/SIP.json`

## Sub-resources
- `auth` — `/2010-04-01/Accounts/{account_sid}/SIP/Domains/{domain_sid}/Auth.json`
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
- `credential_list_mappings` — `/2010-04-01/Accounts/{account_sid}/SIP/Domains/{domain_sid}/CredentialListMappings.json`
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
- `ip_access_control_list_mappings` — `/2010-04-01/Accounts/{account_sid}/SIP/Domains/{domain_sid}/IpAccessControlListMappings.json`

## Properties

| Field | Description |
|-------|-------------|
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `account_sid` | The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the SipDomain resource. |
| `api_version` | The API version used to process the call. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `auth_type` | The types of authentication you have mapped to your domain. Can be: `IP_ACL` and `CREDENTIAL_LIST`. If you have both defined for your domain, both will be returned in a comma delimited string. If `auth_type` is not defined, the domain will not be able to receive any traffic. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `byoc_trunk_sid` | The SID of the BYOC Trunk(Bring Your Own Carrier) resource that the Sip Domain will be associated with. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `date_created` | The date and time in GMT that the resource was created specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.. Format: date-time-rfc-2822 |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `date_updated` | The date and time in GMT that the resource was last updated specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.. Format: date-time-rfc-2822 |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `domain_name` | The unique address you reserve on Twilio to which you route your SIP traffic. Domain names can contain letters, digits, and "-" and must end with `sip.twilio.com`. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `emergency_caller_sid` | Whether an emergency caller sid is configured for the domain. If present, this phone number will be used as the callback for the emergency call. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `emergency_calling_enabled` | Whether emergency calling is enabled for the domain. If enabled, allows emergency calls on the domain from phone numbers with validated addresses. |
| `friendly_name` | The string that you assigned to describe the resource. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `secure` | Whether secure SIP is enabled for the domain. If enabled, TLS will be enforced and SRTP will be negotiated on all incoming calls to this sip domain. |
| `sid` | The unique string that that we created to identify the SipDomain resource. |
| `sip_registration` | Whether to allow SIP Endpoints to register with the domain to receive calls. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `subresource_uris` | A list of mapping resources associated with the SIP Domain resource identified by their relative URIs.. Format: uri-map |
| `uri` | The URI of the resource, relative to `https://api.twilio.com`. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_fallback_method` | The HTTP method we use to call `voice_fallback_url`. Can be: `GET` or `POST`.. Values: `GET`, `POST`. Format: http-method |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_fallback_url` | The URL that we call when an error occurs while retrieving or executing the TwiML requested from `voice_url`.. Format: uri. PII: standard |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_method` | The HTTP method we use to call `voice_url`. Can be: `GET` or `POST`.. Values: `GET`, `POST`. Format: http-method |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_status_callback_method` | The HTTP method we use to call `voice_status_callback_url`. Either `GET` or `POST`.. Values: `GET`, `POST`. Format: http-method |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_status_callback_url` | The URL that we call to pass status parameters (such as call ended) to your application.. Format: uri. PII: standard |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `voice_url` | The URL we call using the `voice_method` when the domain receives a call.. Format: uri. PII: standard |

# `t`

```elixir
@type t() :: %Twilio.Resources.Api.V2010.SIP.Domain{
  account_sid: String.t() | nil,
  api_version: String.t() | nil,
  auth_type: String.t() | nil,
  byoc_trunk_sid: String.t() | nil,
  date_created: String.t() | nil,
  date_updated: String.t() | nil,
  domain_name: String.t() | nil,
  emergency_caller_sid: String.t() | nil,
  emergency_calling_enabled: boolean() | nil,
  friendly_name: String.t() | nil,
  secure: boolean() | nil,
  sid: String.t() | nil,
  sip_registration: boolean() | nil,
  subresource_uris: map() | nil,
  uri: String.t() | nil,
  voice_fallback_method: String.t() | nil,
  voice_fallback_url: String.t() | nil,
  voice_method: String.t() | nil,
  voice_status_callback_method: String.t() | nil,
  voice_status_callback_url: String.t() | nil,
  voice_url: String.t() | nil
}
```

# `object_name`

# `sid_prefix`

---

*Consult [api-reference.md](api-reference.md) for complete listing*