Rank #726Updated November 10, 2026
heise.de
heise online - IT-News, Nachrichten und Hintergründe | heise online
The site runs on Kameleoon, HSTS, Nginx. Its email security grade is D. Its SSL certificate is issued by Let's Encrypt and is valid for 82 more days.
- Domain age
- —
- Technologies
- 3
- Email security
- D
- SSL days left
- 82
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 193.99.144.80 | 84244 |
| MX | mx02.hornetsecurity.com 20 | 86400 |
| MX | mx01.hornetsecurity.com 10 | 86400 |
| MX | mx03.hornetsecurity.com 30 | 86400 |
| MX | mx04.hornetsecurity.com 40 | 86400 |
| NS | ns.plusline.de | 81248 |
| NS | ns2.pop-hannover.net | 81248 |
| NS | ns.s.plusline.de | 81248 |
| NS | ns.heise.de | 81248 |
| NS | ns.pop-hannover.de | 81248 |
| CAA | issue 0 amazon.com | 86400 |
| CAA | iodef 0 mailto:[email protected] | 86400 |
| CAA | issue 0 digicert.com | 86400 |
| CAA | issuewild 0 sectigo.com | 86400 |
| CAA | issue 0 letsencrypt.org | 86400 |
| CAA | issue 0 sectigo.com | 86400 |
| TXT | miro-verification=601d1e3e9623fe2102de9d6d215a2380ae5c69bd | 86400 |
| TXT | anthropic-domain-verification-qr6812=HGtINmADsmmVGHapPCEVRwf9H | 86400 |
| TXT | wUIdRqARf1uNkZkPoWGdYvEmK408vvKC3HKme1h/rnswYDphj9Ytgwt6K1Df1PQnW64Oi3t9c9uKoo989wv8xw== | 86400 |
| TXT | openai-domain-verification=dv-gdksvci3x45ukvwR1nWvKFHj | 86400 |
| TXT | atlassian-domain-verification=Gu/57UFQtzGEanzticeKxW4a9uoH0YrH87kO1sZbla9VYc2CYm4IshLxeo9vW170 | 86400 |
| TXT | brevo-code:e09d9e43d8e705fdcf03fb07346ec6f5 | 86400 |
| TXT | c3ViZG9tYWlu | 86400 |
| TXT | docusign=b14b0107-39e4-44c2-b48f-944859786474 | 86400 |
| TXT | tollbit-domain-verification=6fd594c990db1742b6cb34f3699d3944885e664c32333cf8cb176da9aac3ab71 | 86400 |
| TXT | v=spf1 ip4:193.99.144.0/24 ip4:193.99.145.0/24 ip6:2a02:2e0:3fe:1001::/64 ip6:2a00:e68:14:800::/64 ip4:193.100.232.56 ip6:2a00:e68:14:801:bad::beef include:_spfdiv.heise.de include:spf.dsb.net include:spf.hornetsecurity.com ~all | 86400 |
| TXT | apple-domain-verification=m53iQZB4O1uMxDGR | 86400 |
| TXT | google-site-verification=7CvE9FRS3zv0wnl8KzLmVw0TSlQay6qOX_zGFm2wzWw | 86400 |
| AAAA | 2a02:2e0:3fe:1001:302:: | 84061 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, YR1, Let's Encrypt |
| Expires | January 31, 2027 |
| Days remaining | 82 |
| Protocol | TLSv1.3 |
| Names | heise.de |
Email security
DScore 63/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnDMARC policy is none (monitoring only). Spoofed mail is still delivered.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC aggregate reports are sent to mailto:[email protected].
- goodDKIM keys found (selector: s1, s2, mail).
- good4 MX record(s) found. Mail is handled by Hornetsecurity.
Homepage metadata
| Title | heise online - IT-News, Nachrichten und Hintergründe | heise online |
|---|---|
| Description | News und Foren zu Computer, IT, Wissenschaft, Medien und Politik. Preisvergleich von Hardware und Software sowie Downloads bei Heise Medien. |
| Language | de |
| Canonical | https://www.heise.de |
| Structured data | ItemList, Thing |
| Indexable | Yes |
| Word count | 4650 |
About heise.de
What technology does heise.de use?
We detected 3 technologies on heise.de, including Kameleoon, HSTS, Nginx.
Does heise.de protect its email with SPF and DMARC?
heise.de scores 63/100 (grade D) for email security. DMARC policy is none (monitoring only). Spoofed mail is still delivered. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of heise.de?
heise.de uses ns.plusline.de, ns2.pop-hannover.net, ns.s.plusline.de, ns.heise.de, ns.pop-hannover.de.