Open
Cached
·
just now
92/100
SECURITY SCORE
Certificate Information
Subject
C=DE, ST=Rheinland-Pfalz, O=IONOS SE, CN=login.ionos.de
Issuer
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36
Valid From
September 24, 2025
Valid Until
October 25, 2026
269 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
03:7C:09:E5:05:FA:45:03:16:75:6B:66:78:D0:CD:98:BD:40:B5:EA:93:A7:8C:F9:EA:69:F4:CC:82:D0:EF:69
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
HTTP Security Headers
Status
Strict-Transport-Security
Good
max-age=31536000 ; includeSubDomains
Content-Security-Policy
Strong
default-src; img-src; font-src; +7 more
default-src 'self' *.ionos.com sentry.ionos.com frontend-services.ionos.com ahab.ionos.com sherlock.us.ac1.server.lan sherlock.ionos.com l4wxddfpxjw0.statuspage.io ias.ionos.com; img-src 'self' data: *.ionos.com *.uicdn.net; font-src 'self' cors.uicdn.net ce1.uicdn.net; script-src 'nonce-nRdscRqU8yKWQXTSx6140bRCenxGKQZWuL6Bcexz15Q=' 'strict-dynamic' 'self' *.ionos.com uir.uimserv.net ce1.uicdn.net var.uicdn.net; style-src 'self' navigation.ionos.com frontend-services.ionos.com ce1.uicdn.net var.uicdn.net 'nonce-nRdscRqU8yKWQXTSx6140bRCenxGKQZWuL6Bcexz15Q='; frame-src data: 'self' *.ionos.com my.website-editor.net; child-src data: 'self' *.ionos.com; base-uri 'self' sherlock.ionos.com; object-src 'none'; frame-ancestors data: 'self' *.ionos.com *.mywebsite-now.com;
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • 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