Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=resource.nicebooks.net
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 20, 2025
Valid Until
March 20, 2026 84 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9C:01:1F:3C:DE:26:45:A0:1D:16:6D:1B:FA:45:A4:F3:96:5C:5F:32:24:6D:59:1C:A1:4B:01:6A:5E:06:EE:4A
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
Present
max-age=31556926
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
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • 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

100 domains
pdf.uddl.ca

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biryaani.com
bromleytuition.co.uk
staging.budsense.link
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carcostcompare.com
centrodan.dk
www.policykaro.co.in
d.dayeapp.net
devlorenzo.com
demo.doc.cr
myshipments.dpd.co.uk
platform-staging.engram.io
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www.firebasebuilders.app
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app-bridge.hotwax.io facilities-dev.hotwax.io
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janfiedler.ca
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opg.medentec.com
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meptrend.com www.meptrend.com
miltiadisntinos.com
mixdata.jp
support.mobile-order.app
experimental.daq.morgansolar.xyz
www.mscconnect.nl
weeart.myonespace.online
paristech.newschool.edu
resource.nicebooks.net
distributedid.nilesfromm.com
nimmerfort.eu
www.optimaldfs.app
community.mlptf.org.my
www.osoari.fr
pinkoi.io
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bookmarks.svedjebratt.se
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teetimealerts.io
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app.trendio.live
trifey.com www.trifey.com
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