Top websites that started using Certona.
Top websites that started using Certona. Total: 3| Domain | Country | Rank | Contacts |
|---|---|---|---|
 Japan | 19,910,321 | ||
 United States | 36,476,984 | ||
| United States | 50,154,803 |
Top websites that stopped using Certona
Websites that stopped using Certona. Total: 19| Domain | Country | Rank | Contacts |
|---|---|---|---|
| Japan | 28,030 | ||
| United States | 42,104 | ||
| United States | 150,141 | ||
 Netherlands | 267,733 | ||
| United States | 358,902 | ||
| United States | 379,422 |