The Issue

• IANA procedure: Check ccTLDs' zone files.

  • Check performed when IANA updates name servers in root zone.

• ccTLD concerned about IANA access.

  • privacy
  • national law

• Some updates have been delayed.

• Not an issue before bind-4.9.2

  • Older versions have no option to limit AXFRs.
  • bind-4.9.2 was introduced in February 1994.