Registered 11 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 108 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 150.171.109.66 |
|---|---|
| AAAA | 2603:1061:14:75::1 |
| MX | 5 alt1.aspmx.l.google.com 5 alt2.aspmx.l.google.com 1 aspmx.l.google.com 10 alt4.aspmx.l.google.com 10 alt3.aspmx.l.google.com |
| NS | maceio.ns.porkbun.com fortaleza.ns.porkbun.com salvador.ns.porkbun.com curitiba.ns.porkbun.com |
| TXT | MS=ms63183456 io1m59ukjga6dnoao7uqsq8vup v=spf1 include:mail.zendesk.com include:mailgun.org include:_spf.google.com ~all google-site-verification=RkghPl6fkoUGsZhy5bt8aQam-WxsHT2eUQU965ET4mc ijs67ngn66ho4i11ucc4kbco52 google-site-verification=ukEhFsOPeWelf9UK4ZTith0KQc6kAUCPpOL0ncMjPeY |
| CAA | {'type': 'CAA', 'issue': 'digicert.com', 'critical': 0} {'type': 'CAA', 'issue': 'letsencrypt.org', 'critical': 0} |
| registrar | Porkbun LLC |
|---|---|
| registered | 2015-07-25 |
| expires | 2027-07-25 |
| last changed | 2026-03-28 |
| owner | Private by Design, LLC |
| nameservers | curitiba.ns.porkbun.com fortaleza.ns.porkbun.com maceio.ns.porkbun.com salvador.ns.porkbun.com |
| status | client delete prohibited client transfer prohibited delete prohibited transfer prohibited |
| valid | yes |
|---|---|
| issuer | DigiCert Inc |
| covers | wordwall.net |
| protocol | TLSv1.3 |
Domain is properly signed — chain validated by an independent validating resolver
| SPF | pass v=spf1 include:mail.zendesk.com include:mailgun.org include:_spf.google.com ~all |
|---|---|
| DMARC | warning policy none |
| DKIM | found: google, s1, s2 |
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 wordwall.net.
Reference: /llms.txt.
Watch wordwall.net. 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