| Name | Jan 13 | Jan 14 | Jan 15 | Jan 16 | Jan 17 | Jan 18 | Jan 19 | |
|---|---|---|---|---|---|---|---|---|
| Cakemail API v2 | green | green | green | green | green | green | green | |
| Cakemail v3.5 | green | green | red | green | green | green | green | |
| Cakemail v4 | green | green | red | green | green | green | green | |
| Email Tracking | green | green | green | green | green | green | green |