DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=crazymonk.site
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 07, 2026
Valid Until
May 08, 2026 89 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
76:25:C3:83:E9:ED:D4:72:F1:52:59:CA:E7:56:54:16:B0:96:DB:EA:DF:0B:0F:98:6C:83:A1:90:AA:55:D5:01
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
fujits.com *.fujits.com *.americas.fujits.com *.css.fujits.com *.fccl.fujits.com *.fcnt.fujits.com *.fom.fujits.com *.fsas.fujits.com *.ftsi.fujits.com *.jp.fujits.com *.nz.fujits.com *.pfu.fujits.com *.ph.fujits.com *.ssg.fujits.com *.ten.fujits.com *.transtron.fujits.com *.ts.fujits.com

Other domains in certificate

553881dh1.shop *.553881dh1.shop *.com.553881dh1.shop
bambamers.com *.bambamers.com *.hostmaster.bambamers.com
cozyfurnish.site *.cozyfurnish.site
crazymonk.site *.crazymonk.site
cyberpower.online *.cyberpower.online
freshberry.co *.freshberry.co
hdhcommunications.com *.hdhcommunications.com *.wwww.hdhcommunications.com
*.fichteschule.lernsax.com lernsax.com *.lernsax.com *.osbs.lernsax.com *.oskp.lernsax.com *.trebra.lernsax.com
*.ildcard.mortgageprices.site mortgageprices.site *.mortgageprices.site
*.dashboard.naweb.it naweb.it *.naweb.it *.remote.naweb.it
*.billing.plaidsettelment.com *.chi.plaidsettelment.com *.frqufwebmail.plaidsettelment.com *.jtopi06tfbbkub2l.plaidsettelment.com *.mail.plaidsettelment.com *.money.plaidsettelment.com *.ocuqkjtopi06tfbbkub2l.plaidsettelment.com plaidsettelment.com *.plaidsettelment.com *.tele.plaidsettelment.com *.webmail.plaidsettelment.com *.ws.plaidsettelment.com *.ww38.plaidsettelment.com *.www.plaidsettelment.com
*.digital.premiumcard.com premiumcard.com *.premiumcard.com
resistenciaselectricas.com *.resistenciaselectricas.com
sevgiler.com *.sevgiler.com
*.doh1.smallbusiness.college smallbusiness.college *.smallbusiness.college
*.api.sohoecho.com sohoecho.com *.sohoecho.com
*.dev.sumithra.com sumithra.com *.sumithra.com *.test.sumithra.com *.ww38.sumithra.com
*.study.swpu.com swpu.com *.swpu.com *.vpnssl.swpu.com *.www.swpu.com
*.api.traducator.com *.dev.traducator.com *.ro.traducator.com *.test.traducator.com traducator.com *.traducator.com