Those letters at the end of web addresses can mean big bucks — and, for some small countries, a substantial part of the national budget. Zachary Crockett follows the links.

• SOURCES:
  • Vince Cate, technical contact for the .ai domain in Anguilla.
  • Kim Davies, Vice President of Internet Assigned Numbers Authority Services and President of Public Technical Identifiers at ICANN.
  • Tianyu Fang, contributing editor at Reboot.

• RESOURCES:
  • "The Two-Decade Fight for Two Letters on the Internet," by Jacob Judah (The New York Times, 2024).
  • "Whose Domain Is It?" by Tianyu Fang (Reboot, 2023).
  • "How a Tiny Pacific Island Became the Global Capital of Cybercrime," by Jacob Judah (MIT Technology Review, 2023).
  • "The Tropical Island With the Hot Domain Name," by Rachel Metz (Bloomberg, 2023).
  • "The Never-ending ccTLD Story," by Peter K. Yu (SSRN, 2003).