Registered 10 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 661 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 172.67.158.52 104.21.90.167 |
|---|---|
| AAAA | 2606:4700:3033::6815:5aa7 2606:4700:3031::ac43:9e34 |
| MX | 10 mail.protonmail.ch |
| NS | angela.ns.cloudflare.com dilbert.ns.cloudflare.com |
| TXT | v=spf1 include:_spf.protonmail.ch mx ~all protonmail-verification=1dcce489e9027bd134a530b992e09d092d7b54e5 |
| registrar | EuroDNS S.A. |
|---|---|
| registered | 2017-02-09 |
| expires | 2027-02-09 |
| last changed | 2025-12-19 |
| owner | Whois Privacy (enumDNS dba) |
| nameservers | angela.ns.cloudflare.com dilbert.ns.cloudflare.com |
| status | client transfer prohibited active |
| valid | yes |
|---|---|
| issuer | Google Trust Services |
| covers | croxyproxy.com, *.croxyproxy.com |
| protocol | TLSv1.2 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 include:_spf.protonmail.ch mx ~all |
|---|---|
| DMARC | none |
| DKIM | found: protonmail, protonmail2 |
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 croxyproxy.com.
Reference: /llms.txt.
Watch croxyproxy.com. 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