Can you check this post if you are using gmail: SMTP Activity Error - #2 by HareeshMR
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|---|---|---|---|---|
| Sending mail_SMTP | 9 | 1427 | November 3, 2020 | |
| Send SMTP Mail Message: No such host is known | 10 | 6164 | October 29, 2021 | |
| Cant send Mail(gmail) | 4 | 2365 | October 30, 2019 | |
| Send SMTP Mail | 4 | 3536 | November 22, 2023 | |
| SMPT mail activity: No such host is known | 6 | 834 | February 9, 2023 |