227 417 sites are using this notification
| From | To | |
| Chrome | Chrome | 43287566 |
| Chrome | Firefox | 6370883 |
| IE/Edge | Chrome | 4735176 |
| Firefox | Firefox | 3674553 |
| IE/Edge | Firefox | 2547599 |
| Safari | Safari | 2130954 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 1054300 |
| Chrome | Opera | 790690 |
| Safari | Firefox | 613877 |
| Firefox | Chrome | 563427 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 409169 |
| Opera | Opera | 343345 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 120504 |
| Firefox | Opera | 108429 |
| Safari | Opera | 107867 |
| Other | Opera | 101477 |
| Opera | Firefox | 99088 |
| 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 | 11897 |
| Firefox | Safari | 11013 |