76/100 SECURITY SCORE

Certificate Information

Subject
CN=b33m.network
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
May 25, 2026
Valid Until
August 23, 2026 83 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A5:7D:60:96:C4:D9:D3:4C:1B:07:58:48:D5:6E:91:C9:7A:DE:19:4A:26:F2:CB:9A:D7:30:1B:5C:EA:DD:F5:F5
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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
steueroptimierung.net *.steueroptimierung.net *.api.steueroptimierung.net *.demo.steueroptimierung.net *.hostmaster.steueroptimierung.net *.m.steueroptimierung.net *.staging.steueroptimierung.net *.vpn.steueroptimierung.net *.webmail.steueroptimierung.net *.www.steueroptimierung.net *.wwww.steueroptimierung.net

Other domains in certificate

aivoice.cc *.aivoice.cc *.dev.aivoice.cc
asianinvestmentbank.com *.asianinvestmentbank.com *.m.asianinvestmentbank.com
*.9lm55t.b33m.network *.assets.b33m.network b33m.network *.b33m.network *.backup.b33m.network *.bdbbd846-d57a-4b24-bc94-9648d04bb094.b33m.network *.d288e97d-39c4-417c-adc9-b6cfc893457d.b33m.network *.dashboard.b33m.network *.dev.b33m.network *.email.b33m.network *.hyidvqa.b33m.network *.lrgxhtest.b33m.network *.mail.b33m.network *.mailer.b33m.network *.marketing.b33m.network *.pjhhwv2.b33m.network *.qa.b33m.network *.secure.b33m.network *.staging.b33m.network *.test.b33m.network *.txuoewpn.b33m.network *.v2.b33m.network *.webmail.b33m.network *.www.b33m.network
bilimdost.info *.bilimdost.info *.sitemap.bilimdost.info *.sitemaps.bilimdost.info
*.api.biovertmaroc.art *.app.biovertmaroc.art biovertmaroc.art *.biovertmaroc.art
*.2dbi82.bizfinuptechdev.com bizfinuptechdev.com *.bizfinuptechdev.com
brainers.co *.brainers.co *.share.brainers.co *.www.brainers.co
cargostorage.uk *.cargostorage.uk *.magento.cargostorage.uk
carolinaway.com *.carolinaway.com *.datahub.carolinaway.com
efengshui.org *.efengshui.org *.m.efengshui.org *.www.efengshui.org *.zimbra.efengshui.org
*.docs.inhoustonnearme.us inhoustonnearme.us *.inhoustonnearme.us *.intranet.inhoustonnearme.us *.my.inhoustonnearme.us *.portal.inhoustonnearme.us *.share.inhoustonnearme.us *.sharepoint.inhoustonnearme.us
magicterkuat.vip *.magicterkuat.vip *.vip.magicterkuat.vip *.www.magicterkuat.vip *.za52r0.magicterkuat.vip
*.gifi28.medsinstant24.yachts medsinstant24.yachts *.medsinstant24.yachts
*.cp.solutionbridge-et.com solutionbridge-et.com *.solutionbridge-et.com
*.jkrlwxmb.sommshops.com sommshops.com *.sommshops.com