Registered 31 years ago, on no blocklists we checked, valid HTTPS, the site answered 403 in 133 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 151.101.66.133 151.101.130.133 151.101.2.133 151.101.194.133 |
|---|---|
| MX | 10 alt4.aspmx.l.google.com 5 alt1.aspmx.l.google.com 1 aspmx.l.google.com 5 alt2.aspmx.l.google.com 10 alt3.aspmx.l.google.com |
| NS | ns-cloud-b4.googledomains.com ns-930.awsdns-52.net ns-1930.awsdns-49.co.uk ns-1221.awsdns-24.org ns-cloud-b2.googledomains.com ns-cloud-b3.googledomains.com ns-cloud-b1.googledomains.com ns-332.awsdns-41.com |
| TXT | google-site-verification=xwzD7yaGemPFo04KQgFzGtuHckXl96DQSbEmKJRu6IE google-site-verification=6bR1O3KeR4KEG3pdO0k73tKXyw5fvkcHAxGOKw9yQVg _globalsign-domain-verification=R1bvWDvJUF1gpXlmc7Q3deFwpZciil5dpJR4t-a8XM google-site-verification=xRf0IgJqU4CXAF9xYj3vBOv7zhF-iwmw3JlQqUzK-xE adobe-idp-site-verification=f9f9b449-f079-46a0-acd6-65691d4d1d44 MS=ms47914283 google-site-verification=Fhxzv-b7zJ8WjJ4M8c3sq_PCSOneHbmGYl72ti8Wxfw hcp-domain-verification=10da4a2685bebb948c281ae7cd032cc7284f6aeed30ed661ef30ba06253a3970 yahoo-verification-key=wkaiNWTgChy2yT5zPH/hAbKGo9rlhvqmftpYjDQhl/k= facebook-domain-verification=80wgiyf19mxbr8gsmrkza8ibea0ldn ZOOM_verify_OSdCnZ9kRAas6NvNwfVn_Q google-site-verification=_Nlflcx7Ig3uvmy5dX-xdWNp6r8fCDx0af4OlogAF9Y unbounce 259626 v=spf1 ip4:129.33.240.133 ip4:208.95.135.43 include:_spf.google.com include:mail.zendesk.com include:mailgun.org -all openai-domain-verification=dv-uFHyQgvkYWWWwo3MZGXar0gA |
| registrar | MarkMonitor Inc. |
|---|---|
| registered | 1995-08-15 |
| expires | 2027-08-14 |
| last changed | 2026-03-03 |
| owner | DNStination Inc. |
| nameservers | ns-1221.awsdns-24.org ns-1930.awsdns-49.co.uk ns-332.awsdns-41.com ns-930.awsdns-52.net ns-cloud-b1.googledomains.com ns-cloud-b2.googledomains.com ns-cloud-b3.googledomains.com ns-cloud-b4.googledomains.com |
| status | client delete prohibited client transfer prohibited client update prohibited server delete prohibited server transfer prohibited server update prohibited |
| valid | yes |
|---|---|
| issuer | GlobalSign nv-sa |
| covers | www.theatlantic.com, *.theatlantic.com, theatlantic.com, theatln.tc, thewire.com, www.thewire.com |
| protocol | TLSv1.2 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 ip4:129.33.240.133 ip4:208.95.135.43 include:_spf.google.com include:mail.zendesk.com include:mailgun.org -all |
|---|---|
| DMARC | pass policy reject |
| DKIM | found: google, s1, s2, smtp, 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 theatlantic.com.
Reference: /llms.txt.
Watch theatlantic.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