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SECURITY SCORE
Certificate Information
Subject
CN=fkclean.info
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 10, 2026
Valid Until
April 10, 2026
59 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C9:3F:0F:76:58:5B:E1:A3:C1:1E:22:D4:CB:5A:11:CF:F8:D8:37:8C:1A:8F:D0:AB:F4:E3:54:0F:CE:C8:AD:49
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
Content-Security-Policy
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
neednow.com.au
*.neednow.com.au
bnike.com
*.bnike.com
*.random.bnike.com
*.ww45.bnike.com
bookmake.eu
*.bookmake.eu
calp.com.au
*.calp.com.au
challengermodeplay.eu
*.challengermodeplay.eu
cynlabs.net
*.cynlabs.net
dikes.com.au
*.dikes.com.au
*.gmfz.dikes.com.au
douche.com.au
*.douche.com.au
*.ww25.douche.com.au
fefe.au
*.fefe.au
*.uvu.fefe.au
firstrowspirts.eu
*.firstrowspirts.eu
fkclean.info
*.fkclean.info
*.ww25.fkclean.info
*.cpcontacts.floorball2019.com
floorball2019.com
*.floorball2019.com
*.hostmaster.floorball2019.com
*.random.floorball2019.com
*.www.floorball2019.com
globalaquaticstropicalfish.com
*.globalaquaticstropicalfish.com
gourmet-doctor.com
*.gourmet-doctor.com
historyofspeed.com.au
*.historyofspeed.com.au
homeloan101.com.au
*.homeloan101.com.au
houseofstools.net.au
*.houseofstools.net.au
jgdstorage.net.au
*.jgdstorage.net.au
kenley.com.au
*.kenley.com.au
*.events.knowledgecentre.com.au
knowledgecentre.com.au
*.knowledgecentre.com.au
krossmarket38.online
*.krossmarket38.online
liemlon.com
*.liemlon.com
personalelectricity.com
*.personalelectricity.com
popaandrei.cf
*.popaandrei.cf
rhumblinesstjohn.com
*.rhumblinesstjohn.com
skycampinas.com.br
*.skycampinas.com.br
storageinabox.net.au
*.storageinabox.net.au
toterainmobiliaria.com
*.toterainmobiliaria.com
*.www.toterainmobiliaria.com
txtplus.com.au
*.txtplus.com.au
*.uiwfg0gsod.ventra.online
ventra.online
*.ventra.online
walkgreens.com
*.walkgreens.com
*.webpickup.walkgreens.com
weddingfavour.com.au
*.weddingfavour.com.au
xjc.in
*.xjc.in
xn--sbilligflge-1hb.de
*.xn--sbilligflge-1hb.de
yourmoneyguide.com.au
*.yourmoneyguide.com.au
zm3panel.cf
*.zm3panel.cf
zoxlamu.cf
*.zoxlamu.cf
zqwzqt.cf
*.zqwzqt.cf
Other domains in certificate