On no blocklists we checked, valid HTTPS, the site answered 200 in 190 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 151.101.65.91 151.101.1.91 151.101.193.91 151.101.129.91 |
|---|---|
| MX | 10 mx1-dk.centerasecurity.dk 10 mx2-dk.centerasecurity.dk 20 mx3-dk.centerasecurity.dk |
| NS | ns-1196.awsdns-21.org ns-177.awsdns-22.com ns-1853.awsdns-39.co.uk ns-525.awsdns-01.net |
| TXT | MS=ms25349653 google-site-verification=oxh_akV_RyJauxLiESflzfirJqdEbd7UpwEY7QlvTGI nyG4aRewGf0fAh8sKUTsw2runWnVZdFcAv9QRUGPoZL6cozfXxIDwSBQshVz1XllqBsgXp7zlAwEPglA2iUYDQ== v=spf1 include:_ekstrabladet_dk.spf-protect.com -all w+6lEDMyXz88G0Co6ZSNEkb97LIczJ0NHrScMT9EAvuCH+RZflrH2pKPsGMmmTAcTEuyU0VEkH+j+QNJpNA5Wg== |
| expires | 2026-12-31 |
|---|---|
| owner | hidden by privacy service |
| status | Active |
| valid | yes |
|---|---|
| issuer | Certainly |
| covers | ekstrabladet.dk, www.ekstrabladet.dk |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 include:_ekstrabladet_dk.spf-protect.com -all |
|---|---|
| DMARC | pass policy quarantine |
| DKIM | none of 20 common selectors |
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 ekstrabladet.dk.
Reference: /llms.txt.
Watch ekstrabladet.dk. 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