Registered 26 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 711 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 104.17.153.194 104.17.152.194 |
|---|---|
| AAAA | 2606:4700::6811:99c2 2606:4700::6811:98c2 |
| MX | 1 aspmx.l.google.com 5 alt2.aspmx.l.google.com 10 alt3.aspmx.l.google.com 5 alt1.aspmx.l.google.com 10 alt4.aspmx.l.google.com |
| NS | tony.ns.cloudflare.com adi.ns.cloudflare.com |
| TXT | openai-domain-verification=dv-GZ4taAQAAdwMwbIC3B4z3u5P anthropic-domain-verification-5bcp2y=J6UCpwUaz2tAfdgsc5vWEigWC ebd8kbsv774l9qbi8rv07r45ar m06p8s782qqnv9dgabjs6ai7ln MS=82C6637C78995924205FBB47636713FA92BD5076 google-site-verification=SY7pgDlVHs4LOp7B4BbUXDbuFQoW1y0_yINjQGzme5Y MS=ms57764116 hrdhl489k5so3vfse0par7j9l7 cloudflare_dashboard_sso=a8c6e46df24482c1f4ef5a0f50fc5b88 facebook-domain-verification=bvjlr10c1hatn3zmvetaq8jih5d4vf google-site-verification=qOXChXf67U6BivfY4nKlTaPRIv-BT3hkpS6gAHGJjyg _globalsign-domain-verification=msY6CnKlDryW8OOKnW2_SZn2XAB72msBdY2DjJ3HLw 0233f3bb964cf325a30f8b1c2ed2da93 google-site-verification=_VG8HJsfXr0eUoJnYlyoJ9e0H-l1GZtbIZF2VKFVCtY v=spf1 include:_spf.google.com mx:1mg.com a:1mg.com include:nczc.asia ~all |
| registrar | Amazon Registrar, Inc. |
|---|---|
| registered | 2000-08-09 |
| expires | 2027-08-09 |
| last changed | 2026-07-05 |
| nameservers | adi.ns.cloudflare.com tony.ns.cloudflare.com |
| status | client transfer prohibited |
| valid | yes |
|---|---|
| issuer | Sectigo Limited |
| covers | *.1mg.com, 1mg.com |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 include:_spf.google.com mx:1mg.com a:1mg.com include:nczc.asia ~all |
|---|---|
| DMARC | pass policy quarantine |
| 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 1mg.com.
Reference: /llms.txt.
Watch 1mg.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