DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Let's Encrypt logo Let's Encrypt

Certificate Information

Subject
CN=hyunfai.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 14, 2026
Valid Until
May 15, 2026 89 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
28:B6:BD:4B:62:E2:1B:EF:27:67:A4:A8:CA:3B:B8:78:FA:41:8B:F6:F4:E3:5B:06:44:E2:E6:D9:4D:74:1B:23
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
turbootax.com *.turbootax.com

Other domains in certificate

1motormart.com *.1motormart.com *.www2s.1motormart.com
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
chateau-curzay.com *.chateau-curzay.com *.ww25.chateau-curzay.com *.ww38.chateau-curzay.com
eaq.de *.eaq.de *.quality-cyprus.eaq.de
efa.us *.efa.us
gaski.de *.gaski.de
hyunfai.com *.hyunfai.com
kleinanzigen24.de *.kleinanzigen24.de
*.bg.lemlaml.net *.cpanel.lemlaml.net *.dc-8957b42427ee.lemlaml.net lemlaml.net *.lemlaml.net *.mail.lemlaml.net *.ns1.lemlaml.net *.ns2.lemlaml.net *.webdisk.lemlaml.net *.webmail.lemlaml.net *.www.lemlaml.net
*.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
mysynchronicbank.com *.mysynchronicbank.com
*.dns.ortografietrainer.net *.hostmaster.ortografietrainer.net *.mx7.ortografietrainer.net ortografietrainer.net *.ortografietrainer.net
raincoats.com.au *.raincoats.com.au
robo-hunter.com *.robo-hunter.com
ryyanair.de *.ryyanair.de
schaummatratze.de *.schaummatratze.de
smithmanufacturedhomes.com *.smithmanufacturedhomes.com
stoffwechsel-globuli.de *.stoffwechsel-globuli.de
suspended.com.au *.suspended.com.au
tanktops.com.au *.tanktops.com.au
tinnitus-homoeopathie.de *.tinnitus-homoeopathie.de
verkaufsoption.de *.verkaufsoption.de
wsearch.net *.wsearch.net *.ww2.wsearch.net
xn--pfndungsgrenzen-1kb.de *.xn--pfndungsgrenzen-1kb.de
xn--quad-fhrerschein-ozb.de *.xn--quad-fhrerschein-ozb.de