228 634 sites are using this notification
| From | To | |
| Chrome | Chrome | 43684483 |
| Chrome | Firefox | 6411187 |
| IE/Edge | Chrome | 4738262 |
| Firefox | Firefox | 3691186 |
| IE/Edge | Firefox | 2548514 |
| Safari | Safari | 2199647 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 1068687 |
| Chrome | Opera | 799390 |
| Safari | Firefox | 617077 |
| Firefox | Chrome | 567633 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 409655 |
| Opera | Opera | 346999 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 121767 |
| Firefox | Opera | 108887 |
| Safari | Opera | 108566 |
| Other | Opera | 101477 |
| Opera | Firefox | 99510 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26818 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11901 |
| Firefox | Safari | 11013 |