---
title: kDNSServiceType_AXFR
framework: dnssd
role: symbol
role_heading: Global Variable
path: dnssd/kdnsservicetype_axfr
---

# kDNSServiceType_AXFR

## Declaration

```swift
var kDNSServiceType_AXFR: Int { get }
```

## Discussion

Discussion Transfer zone of authority.