Quick summary
- Term
- AXFR
- Plain-English definition
- AXFR is a DNS zone transfer mechanism that copies full DNS zone data from one nameserver to another.
- Technical definition
- AXFR is a DNS zone transfer mechanism that copies full DNS zone data from one nameserver to another.
- Commonly confused with
- Related domain, DNS, registrar, API, or agent-infrastructure terms.
- Related terms
- Zone Transfer, DNS Zone, Nameserver
Definition
AXFR is a DNS zone transfer mechanism that copies full DNS zone data from one nameserver to another.
Why it matters
AXFR should usually be restricted because open zone transfers can expose DNS records.