Cloudflare Status · History · Incident #5209

RESOLVED

DNS Zone Transfer Issues

Minor · Started Jul 7, 2026 · 2:00 PM

  • Duration

    < 1m

  • Severity

    Minor

  • Detection lead

  • User reports

Summary

DNS Zone Transfer Issues

Secondary DNS zone transfers (AXFR/IXFR) using legacy IP addresses may have experienced intermittent failures between 14:50 and 16:10 UTC. The underlying issue has been corrected and all zone transfers are now operating normally.


  • Started

    Jul 7, 2026 · 2:00 PM

  • Resolved

    Jul 7, 2026 · 2:00 PM

  • Duration

    < 1m

  • Severity

    None

Event timeline

How this incident unfolded

  • Resolved

    Jul 7 · 5:00 PM Cloudflare

    Secondary DNS zone transfers (AXFR/IXFR) using legacy IP addresses may have experienced intermittent failures between 14:50 and 16:10 UTC. The underlying issue has been corrected and all zone transfers are now operating normally.

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