jcl.cz
HTML metadata
Technology
- Server
- nginx
- CMS
- WordPress 6.9.4
- jQuery
- 3.7.1
- Analytics
-
- Google Tag Manager
Third-party hosts loaded (2)
- www.googletagmanager.com×3
- challenges.cloudflare.com×1
Social
Contact
- Phone
Registration
- Registrar
- REG-ACTIVE24
- Created
- 2011-11-13
- Expires
- 2026-11-12 160 days left
- Updated
- 2026-02-27
- Name servers
-
- ns1.websupport.cz
- ns2.websupport.cz
- ns3.websupport.eu
DNS records live
- NS
-
- ns1.websupport.cz
- ns2.websupport.cz
- ns3.websupport.eu
- MX
-
- 1 aspmx.l.google.com
- 10 alt3.aspmx.l.google.com
- 10 alt4.aspmx.l.google.com
- 5 alt1.aspmx.l.google.com
- 5 alt2.aspmx.l.google.com
- TXT
-
MS=D7B05CAE1423AE155FBE7458F6E0ACD56EAA6004
- Verified for
-
- Meta
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 mx ip4:34.77.199.143 include:mailgun.org include:_spf.google.com -allstrict (-all) - DMARC
-
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:ir0k2cfd@ag.eu.dmarcian.com; ruf=mailto:ir0k2cfd@fr.eu.dmarcian.com,mailto:pavel.tarant@eduagroup.cz;policy: reject (enforced) - DKIM
-
- google:
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCUkpqzrQNbfGlnDRS/xZ6KXFbRx09QXXZkaveBO0+fe3qtQwH0siYm9XzWIKtwz4dMg5hpC9cfcwMVG3fBCR…
selectors probed - google:
Certificate (current)
R13
Expires in 67 days
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 (9)
- tutor.cz×1
- topvision.cz×1
- linkedin.com×1
- jipka.cz×1
- jcl.pl×1
- instagram.com×1
- facebook.com×1
- eduagroup.cz×1
- digiskills.cz×1
Linked from (5)
- jcl.pl×1
- topvision.cz×1
- eduagroup.cz×1
- jipka.cz×1
- schoolpartner.cz×1