TLD comparison

.com vs .io

.com is 124 times the size of .io: 170,253,825 domains in June 2026 against about 1.37 million in October 2026. .com grew 5.4% in a year; .io grew 20% since September 2025, by independent estimates.

.com is a generic TLD, run by VeriSign. .io is the country code of the British Indian Ocean Territory, run by Internet Computer Bureau.

side by side

Domains

.com170,253,825

.ioabout 1.37M

Growth

.com+5.4% since June 2025

.io+20.3% since September 2025

Source: the registries’ own figures and independent estimates: .com to June 2026, .io to October 2026.

Everything on .com · .io

.com vs .net .com vs .org .com vs .co .com vs .us .com vs .ai .com vs .ca .com vs .in .com vs .app .com vs .xyz .com vs .info .com vs .biz .com vs .me .com vs .uk .com vs .de .io vs .ai .io vs .co .io vs .dev .io vs .net .io vs .app .io vs .org

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