On no blocklists we checked, valid HTTPS, the site answered 202 in 121 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 152.1.28.6 |
|---|---|
| MX | 5 alt1.aspmx.l.google.com 10 aspmx2.googlemail.com 1 aspmx.l.google.com 5 alt2.aspmx.l.google.com 10 aspmx3.googlemail.com |
| NS | ed31.ddi.ncsu.edu ed21.ddi.ncsu.edu ed11.ddi.ncsu.edu |
| TXT | 17DE13AF9B75356F05082A1C01C4A405 adobe-idp-site-verification=857cf10e-f4b6-4787-8c2d-daca282631a6 cisco-ci-domain-verification=17a6b38a10ab00c1b74dfa5b63708d40669b8e06d186efcf865ff1f2c54b3e1a iContact1085472 "adobe-idp-site-verification=857cf10e-f4b6-4787-8c2d-daca282631a6" ZOOM_verify_xaupIqPhR3Otpfu2GrVbRw MS=ms39026538 airtable-verification=d5fcf3c3f135f86a0ea86cf70b14c342 mgverify=928f52da74e943227cbf055dc737ae286782b7e3634c3118e3aeb70c6fa6b947 google-site-verification=6bvpMeakuf7CEAbHedtDNXCflM83kVch0JZC5OT6mn4 google-site-verification=zpOJisMErr5tC_fNh6al1BD8HkOqmhplHdMzzMfmg7c dell-technologies-domain-verification=ncsu.edu_99788ba3-b416-4c9c-b4aa-cfff17a187c1_1671373464 openai-domain-verification=dv-FiJZ1hfcSiPx1NFvg7GKH07O _globalsign-domain-verification=LfgPuNnZOviHJVkLDsAnTjpDsFtY_T0pkBgmNG2dZs google-site-verification=BKm8MgDetL35BOkH_kKybEeLDxluCcRk-A5pQXbd2RU MS=ms40114657 apple-domain-verification=0HCcH8788oEcUMnl google-site-verification=bximt6BCGebkrnnGkg4ujSG6doD1P9ZtFgpxDjyM_xg adobe-sign-verification=ff3d12ffa594e9b1b874e5ca99fe059 e2ma-verification=f01fb MS=ms60612378 e2ma-verification=ckngb MS=ms67450719 google-site-verification=-sGs9P7zU0BsRkM5yb--xumCcgskOE9_p1qfMguyytM jamf-site-verification=Lxnk44i6FEzE5URftrwNQQ Foxit-domain-verification=b8adb5c84c7bf628d6d55d81e2c81d34 canva-site-verification=7YnDvK5mV9osAsb-ewjODg hcp-domain-verification=64aad95d5bc2f83f4baba5a904459a7794e2f2148f60fb38b2b8a247cfda4f66 ZOOM_verify_eBNFkZURTKygnlOzwoNIAg iContact1397826 pardot886933=d7a12894c79a63cf30405e13b84e34f2dbc018e9dc56b974b7063b3cf33f42b1 smartsheet-site-validation=v8NuR3lJL_Ux8Du4iJWz3l8Pzy-zAEPH B64710EC920F1C9504B98899BE147AF7 mandrill_verify.SzmYMqdpdC74nYHmxbK3SA yahoo-verification-key=zgMeMs9YX16XZJ80nklEbz0N3fzsOKRl1pi7RUrodK4= docusign=b70acf41-fd87-4671-b09a-d144841b186d atlassian-domain-verification=vt8Ao7xKGpfrytuOOOFZPG71DdTY4mgvpalS3qY36AaloLj6uZB3O5fBnEBWrLev v=spf1 mx include:_spf.google.com include:e2ma.net ?all |
| CAA | {'type': 'CAA', 'issue': 'emsign.com', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'emsign.com'} {'type': 'CAA', 'issue': 'amazon.com', 'critical': 0} {'type': 'CAA', 'issue': 'pki.goog', 'critical': 0} {'type': 'CAA', 'iodef': 'mailto:hostmaster@ncsu.edu', 'critical': 0} {'type': 'CAA', 'issue': 'digicert.com', 'critical': 0} {'type': 'CAA', 'issue': 'godaddy.com', 'critical': 0} {'type': 'CAA', 'issue': 'letsencrypt.org', 'critical': 0} {'type': 'CAA', 'critical': 0, 'issuewild': 'sectigo.com'} {'type': 'CAA', 'issue': 'sectigo.com', 'critical': 0} |
| valid | yes |
|---|---|
| issuer | Internet2 |
| covers | same-as-zone.ncsu.edu, ncsu.edu |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | warning v=spf1 mx include:_spf.google.com include:e2ma.net ?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 ncsu.edu.
Reference: /llms.txt.
IPv6. Does ncsu.edu work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.
Watch ncsu.edu. 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