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=premiumcard.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
December 29, 2025
Valid Until
March 29, 2026 40 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
4F:85:0F:DD:4B:DF:FA:3A:D7:59:B1:C1:5E:28:A8:29:70:8E:5E:C3:E4:F9:54:B2:57:C5:6E:84:24:16:26:AB
Alternative Names
83 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 Analyze
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

83 domains
premiumcard.com *.premiumcard.com

Other domains in certificate

aopm.tech *.aopm.tech
asyjet.com *.asyjet.com
bigdim.co *.bigdim.co *.random.bigdim.co
boticadelamor.com *.boticadelamor.com
bricks4chicks.com.au *.bricks4chicks.com.au
cabel.au *.cabel.au
costumejewelry.com.au *.costumejewelry.com.au
disciplinarianleigh.com *.disciplinarianleigh.com
dldayspa.com *.dldayspa.com
doublebed.com.au *.doublebed.com.au
etradde.com *.etradde.com *.random.etradde.com *.ww.etradde.com
extendedwearlaces.com *.extendedwearlaces.com
fuelrrwards.com *.fuelrrwards.com
gamblenhl.com *.gamblenhl.com *.random.gamblenhl.com
getrentalcars.com *.getrentalcars.com
ic10data.com *.ic10data.com
indigenousart.com.au *.indigenousart.com.au
iowans.org *.iowans.org
jvz.de *.jvz.de
kidsgotstyleboutique.com.au *.kidsgotstyleboutique.com.au *.random.kidsgotstyleboutique.com.au
*.clinic.mejers.com mejers.com *.mejers.com *.ww1.mejers.com *.www.mejers.com
nachtschraenke.de *.nachtschraenke.de
nailcourse.com.au *.nailcourse.com.au
onlinehilfe.de *.onlinehilfe.de
paxill.com *.paxill.com
rojasirecta.eu *.rojasirecta.eu
rubyearrings.com.au *.rubyearrings.com.au
*.random.singleholidays.com.au singleholidays.com.au *.singleholidays.com.au
skimmers.com.au *.skimmers.com.au
*.sitemap.stockcars.com.au stockcars.com.au *.stockcars.com.au
walmarty.ca *.walmarty.ca *.ww25.walmarty.ca
wkscharmtpye.com *.wkscharmtpye.com
wohnugsboerse.net *.wohnugsboerse.net
wwwtifon.es *.wwwtifon.es
xwifedate.com *.xwifedate.com