Result
3 × Passtook 0.1 s
- PassMTA-STS record found (id=20190429T010101)
- PassPolicy file loaded over HTTPS
- PassMode enforce: senders must use valid TLS
Super Check · Beta
Enter a command and a target, e.g. spf:example.com or blacklist:1.2.3.4. Without a command, a domain gets an MX check and an IP a blacklist check.
Beta This tool is new. Checks and wording are still being refined, so please double-check important results. Feedback welcome.
3 × Passtook 0.1 s
| Field | Value |
|---|---|
| version | STSv1 |
| mode | enforce |
| mx | smtp.google.com |
| mx | gmail-smtp-in.l.google.com |
| mx | *.gmail-smtp-in.l.google.com |
| max_age | 86400 |
$ curl tools.otw.solutions/check/mta-sts:gmail.com