DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=hyunfai.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
December 16, 2025
Valid Until
March 16, 2026 32 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
98:57:75:DA:78:CD:8E:2A:9F:6B:3D:3C:CA:A1:90:5A:46:7A:71:64:11:5A:AE:A9:64:9E:60:9B:D0:10:AB:1C
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
wwwbonfire.com *.wwwbonfire.com

Other domains in certificate

abnehmstick.de *.abnehmstick.de *.random.abnehmstick.de
amydesk.com *.amydesk.com *.cp.amydesk.com *.net.amydesk.com *.random.amydesk.com *.ww16.amydesk.com *.ww38.amydesk.com
animaknits.com *.animaknits.com
australianpages.com.au *.australianpages.com.au
eaq.de *.eaq.de *.quality-cyprus.eaq.de
efa.us *.efa.us
gaski.de *.gaski.de
get-v.com *.get-v.com *.ww25.get-v.com *.ww38.get-v.com
hyunfai.com *.hyunfai.com
*.analytics1.longtermtests.com *.beta-insight.longtermtests.com *.development.longtermtests.com *.frontend.longtermtests.com *.health.longtermtests.com *.insight.longtermtests.com *.insights.longtermtests.com *.internal.longtermtests.com longtermtests.com *.longtermtests.com *.reports.longtermtests.com *.server-dashboards.longtermtests.com *.stream.longtermtests.com *.superset3-qa.longtermtests.com
lyricist.com.au *.lyricist.com.au *.zx.lyricist.com.au
mysynchronicbank.com *.mysynchronicbank.com
*.dns.ortografietrainer.net *.hostmaster.ortografietrainer.net *.mx7.ortografietrainer.net ortografietrainer.net *.ortografietrainer.net
raincoats.com.au *.raincoats.com.au
ryyanair.de *.ryyanair.de
schaummatratze.de *.schaummatratze.de
*.hostmaster.seafoodandspaghettiworks.com *.m.seafoodandspaghettiworks.com seafoodandspaghettiworks.com *.seafoodandspaghettiworks.com *.www.seafoodandspaghettiworks.com
smithmanufacturedhomes.com *.smithmanufacturedhomes.com
suspended.com.au *.suspended.com.au
tanktops.com.au *.tanktops.com.au
turbootax.com *.turbootax.com
*.email.uniquecarem.com *.random.uniquecarem.com uniquecarem.com *.uniquecarem.com *.ww17.uniquecarem.com
verkaufsoption.de *.verkaufsoption.de
*.random.webcamservices.com webcamservices.com *.webcamservices.com *.ww38.webcamservices.com
wwwsuperstarcarwashaz.com *.wwwsuperstarcarwashaz.com
xn--pfndungsgrenzen-1kb.de *.xn--pfndungsgrenzen-1kb.de
xn--quad-fhrerschein-ozb.de *.xn--quad-fhrerschein-ozb.de