Top websites that started using SPF1.
Top websites that started using SPF1. Total: 1088666| Domain | Country | Rank | Contacts |
|---|---|---|---|
 Germany | 325 | ||
 United States | 351 | ||
| United States | 590 | ||
| United States | 979 | ||
| United States | 983 | ||
| United States | 1,076 |
Top websites that stopped using SPF1
Websites that stopped using SPF1. Total: 289254| Domain | Country | Rank | Contacts |
|---|---|---|---|
| United States | 1,037 | ||
 China | 1,395 | ||
| Germany | 2,258 | ||
| United States | 3,441 | ||
 Sweden | 3,749 | ||
| United States | 3,793 |