technical-communication.org
HTML metadata
Technology
- Server
- nginx
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (3)
- www.googletagmanager.com×2
- a9.com×1
- ads.tekom.de×1
Social
Contact
- Phone
Registration
- Registrar
- united-domains GmbH
- Created
- 2013-08-14
- Expires
- 2026-08-14 86 days left
- Updated
- 2026-04-04
- Name servers
-
- ns.udag.org
- ns.udag.de
- ns.udag.net
DNS records live
- NS
-
- ns.udag.de
- ns.udag.net
- ns.udag.org
- MX
-
- 10 mx00.udag.de
- 20 mx01.udag.de
Email authentication partial
- SPF
-
v=spf1 a mx ip4:78.46.8.143 ip4:159.69.64.87 ip4:172.17.0.3 ip4:116.203.247.244 include:mktomail.com ~allsoftfail (~all) - DMARC
-
v=DMARC1;p=nonepolicy: none (monitoring only) - DKIM
- no key found at common selectors
Certificate (current)
Encryption Everywhere DV TLS CA - G2
Expired 2097 days ago
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Links to (14)
Linked from (6)
- comtec-italia.org×2
- tcworld.info×2
- iirds.org×2
- tekom.de×2
- tc-train.net×1
- tekom.eu×1