Open
Cached
·
just now
85/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
C=DE, ST=Bayern, L=Unterföhring, O=Sky Deutschland Fernsehen GmbH & Co. KG, CN=business.sky.de
Issuer
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid From
February 01, 2026
Valid Until
February 02, 2027
352 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
E9:E8:F7:CF:30:C1:78:38:68:B8:83:21:A5:5B:3B:28:A1:E8:F8:94:CE:5A:81:73:79:46:FB:47:9B:A4:E2:B0
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=15768000
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Significantly strengthen CSP directives
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports
Subject Alternative Names
43 domains
sky.de
visitor-sky.de
academy.sky.de
assets.dein-sky.de
assets.sky.de
bilder.sky.de
business.sky.de
community.sky.de
download.sky.de
info.sky.de
karriere.sky.de
lernwelt.sky.de
medien.sky.de
muc-download.sky.de
picturemedia.sky.de
qos.sky.de
skyfinder.sky.de
smarttvs-store.sky.de
sportrecherche.sky.de
statics.sky.de
store.sky.de
www.sky.de
www.visitor-sky.de
api.cf.sky.de
api.id.sky.de
obb.cf.sky.de
prod.id.sky.de
prod.idm.sky.de
prod.nc.sky.de
assets.dein-sky.at
assets.dein-sky.com
sky-sport.ch
api.cf.sky.at
api.id.sky.at
prod.nc.sky.at
qos.sky.at
sky.at
skyfinder.sky.at
store.sky.at
www.sky.at
click.messaging.wowtv.de
clicks.communications.wowtv.de
wowtv.de
Other domains in certificate