---
title: "SOA level enum"
url: "https://help.internetx.com/en/api/core-soa-level-enum/"
lang: "en"
section: "API reference — API reference (XML/JSON)"
breadcrumb: "API documentation (JSON/XML) > Enums and constants"
updated: "2023-09-26"
---

# SOA level enum

## Description

Defines which default SOA setting should be used.

## Possible values

-   0 = The single SOA values are taken over.
-   1 - 3 = Predefined values
    -   1 = Recommended
    -   2 = High security
    -   3 = Fast update

Predefined values:

| SOA-Level | Refresh | Retry | Expire | Minimum TTL |
| --- | --- | --- | --- | --- |
| 1 | 43200 (12h) | 7200 (2h) | 1209600 (14d) | 86400 (1d) |
| 2 | 43200 (12h) | 7200 (2h) | 1209600 (14d) | 432000 (5d) |
| 3 | 43200 (12h) | 7200 (2h) | 1209600 (14d) | 600 (10m) |