DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=mademoisellebijoux.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 09, 2026
Valid Until
May 10, 2026 89 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
8B:25:98:C6:0F:F2:FB:ED:2F:14:23:7B:F4:D6:F1:CF:18:DD:54:8F:3A:5B:12:63:6A:21:D8:49:4D:6C:8F:8D
Alternative Names
89 domains

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

89 domains
johnsickels.com *.johnsickels.com *.facebook.johnsickels.com *.random.johnsickels.com

Other domains in certificate

appgates.com *.appgates.com *.demo.appgates.com *.www.appgates.com
ceredigionhalls.org.uk *.ceredigionhalls.org.uk
*.cc4access.compartilhar.com compartilhar.com *.compartilhar.com *.por.compartilhar.com *.rdsconnect.compartilhar.com *.remotegateway.compartilhar.com *.ts2012.compartilhar.com *.vpn.compartilhar.com *.ww25.compartilhar.com *.xn--v-vga.compartilhar.com
*.demo.mademoisellebijoux.com *.hostmaster.mademoisellebijoux.com *.m.mademoisellebijoux.com mademoisellebijoux.com *.mademoisellebijoux.com
myperfectresum.com *.myperfectresum.com *.ww25.myperfectresum.com *.ww38.myperfectresum.com
*.cpanel.pinoy-abroad.net *.host.pinoy-abroad.net *.japan.pinoy-abroad.net *.mail.pinoy-abroad.net pinoy-abroad.net *.pinoy-abroad.net *.webdisk.pinoy-abroad.net *.webmail.pinoy-abroad.net *.www.pinoy-abroad.net
*.access.poletti.com *.admin.poletti.com *.api.poletti.com *.app.poletti.com *.authsmtp.poletti.com *.blog.poletti.com *.connect.poletti.com *.crypto.poletti.com *.dario.poletti.com *.demo.poletti.com *.eeirpinbound.poletti.com *.email.poletti.com *.erica.poletti.com *.gp.poletti.com *.hostmaster.poletti.com *.imaps.poletti.com *.inbound.poletti.com *.m.poletti.com *.mail.poletti.com *.mailhost.poletti.com *.mx.poletti.com poletti.com *.poletti.com *.remote.poletti.com *.secure.poletti.com *.securemail.poletti.com *.shop.poletti.com *.sitemap.poletti.com *.sitemaps.poletti.com *.vpn.poletti.com *.vpnssl.poletti.com *.webmail.poletti.com *.ww16.poletti.com *.ww17.poletti.com
potterhouse.org *.potterhouse.org *.random.potterhouse.org
*.1yme1.re4ct-nativxx.xyz re4ct-nativxx.xyz *.re4ct-nativxx.xyz
*.2020.trendingproducts2020.club *.begin.trendingproducts2020.club *.beginnow.trendingproducts2020.club *.startnow.trendingproducts2020.club *.today.trendingproducts2020.club trendingproducts2020.club *.trendingproducts2020.club *.vip.trendingproducts2020.club
urcl.com *.urcl.com *.www.urcl.com