228 336 sites are using this notification
| From | To | |
| Chrome | Chrome | 43536281 |
| Chrome | Firefox | 6396252 |
| IE/Edge | Chrome | 4737023 |
| Firefox | Firefox | 3684905 |
| IE/Edge | Firefox | 2548128 |
| Safari | Safari | 2171007 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 1062802 |
| Chrome | Opera | 796838 |
| Safari | Firefox | 615869 |
| Firefox | Chrome | 566101 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 409461 |
| Opera | Opera | 345494 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 121200 |
| Firefox | Opera | 108689 |
| Safari | Opera | 108254 |
| Other | Opera | 101477 |
| Opera | Firefox | 99314 |
| 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 |