DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=technicznastrona.pl
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 05, 2026
Valid Until
May 06, 2026 85 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B2:C2:07:F0:53:D9:C3:6C:FF:EB:BD:86:C9:07:C6:C5:1B:0F:58:E9:9B:F3:1B:8B:5C:9A:13:15:A8:B6:35:1E
Alternative Names
90 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

90 domains
scrobbler.com *.scrobbler.com *.api.scrobbler.com *.app.scrobbler.com *.rss.scrobbler.com *.sitemaps.scrobbler.com *.staging.scrobbler.com *.test.scrobbler.com

Other domains in certificate

*.ahoi.brauser.io brauser.io *.brauser.io *.mirror.brauser.io *.status.brauser.io
digitalmaximus.com *.digitalmaximus.com *.git.digitalmaximus.com
discoceryplus.com *.discoceryplus.com *.www.discoceryplus.com
elma.au *.elma.au *.mailserver.elma.au
*.backup.endclothing.co *.ci.endclothing.co *.cicd.endclothing.co *.emails.endclothing.co endclothing.co *.endclothing.co *.hotfix.endclothing.co *.launches.endclothing.co *.mail.endclothing.co
*.autodiscover.glamorous.live *.bcrrdustxeicguaishzk.glamorous.live *.cpanel.glamorous.live glamorous.live *.glamorous.live *.hostmaster.glamorous.live *.webdisk.glamorous.live
iumj.com *.iumj.com *.owa.iumj.com
macvar3920.live *.macvar3920.live *.webdisk.macvar3920.live
*.cdn.mangabuddy.info *.img.mangabuddy.info mangabuddy.info *.mangabuddy.info
*.bbs.montreal.bio montreal.bio *.montreal.bio *.wildcard.montreal.bio
mukisa.com *.mukisa.com *.ug.mukisa.com
*.en.pickyguide.com pickyguide.com *.pickyguide.com *.www.pickyguide.com
*.casino.stakes24.com stakes24.com *.stakes24.com
*.api.swaroopch.info swaroopch.info *.swaroopch.info
technicznastrona.pl *.technicznastrona.pl
*.cas.tesla-group.com tesla-group.com *.tesla-group.com
*.f3b39cf4a5b4.thebl.news *.m.thebl.news thebl.news *.thebl.news
thehogarinfantil.org *.thehogarinfantil.org *.v1.thehogarinfantil.org
*.storage.volac.live volac.live *.volac.live *.yue.volac.live
*.admin.youngfirstimers.com *.api.youngfirstimers.com *.backend.youngfirstimers.com *.dashs.youngfirstimers.com *.v1.youngfirstimers.com *.wildcard.youngfirstimers.com *.ww38.youngfirstimers.com youngfirstimers.com *.youngfirstimers.com