On no blocklists we checked, valid HTTPS, the site answered 200 in 764 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 185.53.36.36 |
|---|---|
| MX | 0 corriere-it.mail.protection.outlook.com |
| NS | dnsgeo6.tuonomeregistrar.net dnsgeo8.tuonomeregistrar.info dnsgeo7.tuonomeregistrar.org dnsgeo5.tuonomeregistrar.com |
| TXT | facebook-domain-verification=3q6f9ywsu3al2y1ysmfwungpf1tpwx v=spf1 include:spf.protection.outlook.com -all MS=ms77859102 facebook-domain-verification=hltsyg1kt8q4ljf7m460qv96i5gru5 google-site-verification=xCBz5rWEzVt_IqZSztU9clLZMjYKSjAKjqsBgUcTrUk zHBBrDlWN08/X5MgUBzDdrmDA/C4bpQNoO7OaxcwfgTOjUyAS+fL4i6/E3EmiH0BPUxitHmAtuvUS8OOcZokmQ== SL2snnsPpkx1mM9Mti3lU5dcxETHSZN415qzo7fRBjobeM1zebyQ05IFywdzambSZtYsSPuD6Ya1DAQKwkPEKQ== MS=ms87128782 google-site-verification=oE0bL4d_XmKfFwXhpjzCiWOhO5kNQqLcE-CKzAKXfYs _globalsign-domain-verification=VPemhDee0EKRXi0IPzeSUrn849jHevrjIaTeDYOTZ4 google-site-verification=moBBsn9HkSgSAbSHHHrgdZk_c7z-hDmqanfl_Pa0ui4 facebook-domain-verification=iok3ta02xlt4n8g3n1hvvuad158kwx |
| valid | yes |
|---|---|
| issuer | Let's Encrypt |
| covers | *.corriere.it, corriere.it |
| protocol | TLSv1.2 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 include:spf.protection.outlook.com -all |
|---|---|
| DMARC | warning policy none |
| DKIM | found: selector1 |
Whether mail claiming to be from this domain can be checked as genuine.
Green: clean. Red: listed. Grey: the list did not answer.
Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.
MCP: add https://how.is/mcp to Claude, Codex or Cursor
(one-line install) and ask for domain_trust on corriere.it.
Reference: /llms.txt.
Watch corriere.it. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.
Watch — $1 / 30 days