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SECURITY SCORE
Certificate Information
Subject
CN=nrd.world
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 13, 2026
Valid Until
April 13, 2026
62 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
5A:F5:E2:9E:EF:40:DB:8A:77:DB:B2:F2:A0:AF:EA:B1:BC:7D:F1:B7:FC:A8:74:0B:C9:7A:F3:2A:69:BE:88:99
Alternative Names
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
nrd.world
*.nrd.world
*.link.nrd.world
*.test.nrd.world
80x.xyz
*.80x.xyz
*.hostmaster.80x.xyz
*.love.80x.xyz
aarati.me
*.aarati.me
altadefiniozione.click
*.altadefiniozione.click
apexcraftconstructioncompany.com
*.apexcraftconstructioncompany.com
backpaintreatments268337.icu
*.backpaintreatments268337.icu
bank-bridge.com
*.bank-bridge.com
*.autoconfig.blog.discount
blog.discount
*.blog.discount
*.hostmaster.blog.discount
*.random.blog.discount
budgetdeal.au
*.budgetdeal.au
codestorebd.xyz
*.codestorebd.xyz
creditfense.com
*.creditfense.com
datagrit.net
*.datagrit.net
euwl.site
*.euwl.site
fapc18.com
*.fapc18.com
*.dev.gva3u.pro
gva3u.pro
*.gva3u.pro
*.fellowship.gvnfoundation.org
gvnfoundation.org
*.gvnfoundation.org
*.hostmaster.gvnfoundation.org
jugloza.com
*.jugloza.com
kidschannel.au
*.kidschannel.au
kisuoe.com
*.kisuoe.com
kivzapqak.com
*.kivzapqak.com
ninjapromo.digital
*.ninjapromo.digital
nyctd.com
*.nyctd.com
onlineseterra.com
*.onlineseterra.com
*.ww38.onlineseterra.com
petic.com
*.petic.com
pitbullterrier.org
*.pitbullterrier.org
*.random.pitbullterrier.org
*.www.pitbullterrier.org
pitrex.pro
*.pitrex.pro
*.ww38.pitrex.pro
*.www.pitrex.pro
publichouse-ga.com
*.publichouse-ga.com
*.test.publichouse-ga.com
*.mail.sawadikap20.click
sawadikap20.click
*.sawadikap20.click
*.com.server.party
*.de.server.party
*.dk.server.party
*.fer.server.party
*.lt.server.party
*.se.server.party
server.party
*.server.party
supercomputer.com.au
*.supercomputer.com.au
suplier.com
*.suplier.com
*.uber.suplier.com
tranport-parking-tickets-overdue.com
*.tranport-parking-tickets-overdue.com
vetchoice.au
*.vetchoice.au
Other domains in certificate