---
name: "saxfr"
section: "1"
platform: "linux"
package: "powerdns"
version: "5.1.5-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/saxfr"
---

# saxfr(1)

Perform AXFRs and show information about it

## NAME

saxfr - Perform AXFRs and show information about it

## SYNOPSIS

**saxfr** *IPADDRESS* *PORT* *ZONE* \[*Options*\]

## DESCRIPTION

**saxfr** does a zone-transfer (AXFR) of *ZONE* from the nameserver at *IPADDRESS* on port *PORT* and displays the transferred zone with NSEC3 information truncated. See below how to show this information.

## OPTIONS

- **showdetails**

  Show all the data in the NSEC3 and DNSKEY RDATA.

- **showflags**

  Show the NSEC3 flags in the RDATA.

- **unhash**

  Unhash the NSEC3 names to the normal names.

## AUTHOR

PowerDNS.COM BV

## COPYRIGHT

PowerDNS.COM BV