Registered 21 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 1208 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 18.182.110.88 |
|---|---|
| MX | 10 mail.nosv.org |
| NS | ns-852.awsdns-42.net ns-1295.awsdns-33.org ns-1652.awsdns-14.co.uk ns-92.awsdns-11.com |
| TXT | v=spf1 a:mail.nosv.org ip4:35.79.146.146 ip4:35.79.130.246 ~all |
| registrar | eNom, LLC |
|---|---|
| registered | 2005-06-04 |
| expires | 2027-06-04 |
| last changed | 2026-08-12 |
| nameservers | ns-1295.awsdns-33.org ns-1652.awsdns-14.co.uk ns-852.awsdns-42.net ns-92.awsdns-11.com |
| status | active |
| valid | yes |
|---|---|
| issuer | DigiCert Inc |
| covers | *.nosv.org, nosv.org |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 a:mail.nosv.org ip4:35.79.146.146 ip4:35.79.130.246 ~all |
|---|---|
| DMARC | warning policy none |
| DKIM | found: default |
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 nosv.org.
Reference: /llms.txt.
Watch nosv.org. 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