DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=firmastyle.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 31, 2026
Valid Until
May 01, 2026 79 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
6F:42:CC:27:05:1C:1C:F2:9B:3E:FC:EB:80:7C:2E:DA:F7:0D:13:BE:58:F1:1D:87:4D:C4:7B:6D:DB:C8:70:A8
Alternative Names
88 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

88 domains
shengchan.com *.shengchan.com *.com.shengchan.com *.www.shengchan.com

Other domains in certificate

cheapfurniture.au *.cheapfurniture.au *.ww38.cheapfurniture.au
*.exmail2.firmastyle.com firmastyle.com *.firmastyle.com *.i.firmastyle.com *.mailrelay.firmastyle.com *.mailserver.firmastyle.com *.redash.firmastyle.com *.remoteapp.firmastyle.com
lowcarbbar.com *.lowcarbbar.com *.ww38.lowcarbbar.com
methstreama.com *.methstreama.com
paciorek-hanatare.com *.paciorek-hanatare.com
*.api.pkings.net *.cofs.pkings.net pkings.net *.pkings.net *.wildcard.pkings.net *.ww25.pkings.net
*.atakuja.reo.au *.bamkwe.reo.au *.dukan.reo.au *.fanyaje.reo.au *.haujamuuona.reo.au *.homu.reo.au *.kaend.reo.au *.kama.reo.au *.kazi.reo.au *.kazin.reo.au *.kazini.reo.au *.kumbejanauriniambia.reo.au *.kunarud.reo.au *.kurara.reo.au *.kutakutana.reo.au *.kwa.reo.au *.me.reo.au *.mmezika.reo.au *.mtakuona.reo.au *.nae.reo.au *.nafat.reo.au *.nakazi.reo.au *.nakuja.reo.au *.napambana.reo.au *.nauri.reo.au *.ndowakutukariakmy.reo.au *.nije.reo.au *.nirare.reo.au *.niungisha.reo.au *.ra.reo.au reo.au *.reo.au *.rini.reo.au *.sasa.reo.au *.sauti.reo.au *.sijakuona.reo.au *.sio.reo.au *.sitor.reo.au *.tu.reo.au *.tunalala.reo.au *.tunarima.reo.au *.umeenda.reo.au *.unaeda.reo.au *.unaituma.reo.au *.unanipa.reo.au *.unaondoka.reo.au *.unard.reo.au *.unarud.reo.au *.unarudi.reo.au *.unashida.reo.au *.unatowa.reo.au *.unatuma.reo.au *.unijuwi.reo.au *.utakuja.reo.au *.utakura.reo.au *.utanifanikishia.reo.au *.utatombeka.reo.au *.wanagonga.reo.au *.wt.reo.au *.xn--ni2me-gs1c.reo.au