Open
Cached
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just now
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SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=feijisu27.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
February 02, 2026
Valid Until
May 03, 2026
68 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B7:7B:76:60:49:00:21:51:91:6A:F8:36:4F:60:5E:0F:EA:1C:04:9A:FF:9D:FE:53:6E:9A:16:48:7A:AD:1E:B4
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
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Add X-Content-Type-Options: nosniff
- • 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
90 domains
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cis7777.love
*.cis7777.love
classificafinale.com
*.classificafinale.com
coinccxu.cfd
*.coinccxu.cfd
collezioneorologi.com
*.collezioneorologi.com
commissariati.com
*.commissariati.com
computernerdz.com
*.computernerdz.com
corallini.com
*.corallini.com
cossoine.com
*.cossoine.com
cplsa.pro
*.cplsa.pro
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*.crp-sys.com
curatorifallimentari.com
*.curatorifallimentari.com
cyber-security-service.click
*.cyber-security-service.click
desguides.com
*.desguides.com
differenziali.com
*.differenziali.com
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*.eco-sostenibile.com
erina.org
*.erina.org
esili.com
*.esili.com
espressivi.com
*.espressivi.com
europeanbattlefield.net
*.europeanbattlefield.net
extrack.xyz
*.extrack.xyz
feijisu27.com
*.feijisu27.com
fisiche.com
*.fisiche.com
floridahealthalertnetwork.com
*.floridahealthalertnetwork.com
fookmecrazy.com
*.fookmecrazy.com
fralor.com
*.fralor.com
fvwpa.pro
*.fvwpa.pro
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*.gamehorde.com
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*.gamercasino.sbs
gangyuchumo.my
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geocalce.com
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giarra.com
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*.giarrettiera.com
gioco-digitale.com
*.gioco-digitale.com
gioiainfinita.com
*.gioiainfinita.com
giovinazzo.com
*.giovinazzo.com
goldinwords.com
*.goldinwords.com
gravellona.com
*.gravellona.com
Other domains in certificate