Registered 32 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 322 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 104.18.138.67 104.18.137.67 104.18.140.67 104.18.139.67 104.18.141.67 |
|---|---|
| AAAA | 2606:4700::6812:8b43 2606:4700::6812:8943 2606:4700::6812:8c43 2606:4700::6812:8d43 2606:4700::6812:8a43 |
| MX | 1 aspmx.l.google.com 10 alt4.aspmx.l.google.com 5 alt1.aspmx.l.google.com 10 alt3.aspmx.l.google.com 5 alt2.aspmx.l.google.com |
| NS | dan.ns.cloudflare.com sue.ns.cloudflare.com |
| TXT | google-site-verification=-IEcIDuCPFtP5lGt2Ew4szUAHS72-etgZlx1gMV6pio anthropic-domain-verification-dw7mcs=Wrv9zfXoJwdPNfVBZ00tvsUv9 v=spf1 mx include:_spf.google.com include:helpscoutemail.com -all openai-domain-verification=dv-mQbeeGs2oFo4EQPswxbWdgwR google-site-verification=0pYVTC1HVc5Sfx3fUEF2PYcw_k9OCOaH8Yo-kVOa5SU cursor-domain-verification-3n0gag=LnwL6mv8SSLDlV1B9gtsSLPvm yandex-verification: 839b791a7c251c8d google-site-verification=yGV0ApuFJgYNGGkyuO5bq2K1QUvo9KJkJg6OOvBOJ5U google-site-verification=F_-pKRat6Vr7qJ7ziD-ZZeWXllpfyAXOgO7FHghsWLc google-site-verification=nGkVwZQHAfSEsE5JbUKUPszzT9Ai4DqtahuattcOpE8 atlassian-domain-verification=TuqoJ/o0yXYnDqzcxNZoISmTHtCfDC/3l/XR5r/4cC68H0B/YQUIgLtKaWH/0P5c |
| registrar | GoDaddy.com, LLC |
|---|---|
| registered | 1994-08-11 |
| expires | 2027-07-02 |
| last changed | 2024-08-07 |
| nameservers | dan.ns.cloudflare.com sue.ns.cloudflare.com |
| status | client delete prohibited client renew prohibited client transfer prohibited client update prohibited |
| valid | yes |
|---|---|
| issuer | Google Trust Services |
| covers | chess.com, error-pages.chess.com |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 mx include:_spf.google.com include:helpscoutemail.com -all |
|---|---|
| DMARC | pass policy reject |
| DKIM | found: 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 chess.com.
Reference: /llms.txt.
Watch chess.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