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=donate4reuse.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
May 13, 2026
Valid Until
August 11, 2026 71 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
68:D3:E7:CB:D2:EB:2F:58:1F:F3:52:99:5E:4A:06:2C:E4:8C:DB:05:D1:70:89:F9:37:65:87:16:67:44:21:01
Alternative Names
90 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
Content-Security-Policy-Report-Only
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

90 domains
kupud.com *.kupud.com

Other domains in certificate

dental-clinic-vn.com *.dental-clinic-vn.com
discoverbigtappanalytics.xyz *.discoverbigtappanalytics.xyz
donate4reuse.com *.donate4reuse.com
e2medisads2025.info *.e2medisads2025.info
ef0ptiprep.com *.ef0ptiprep.com
elevateimpulseplus.business *.elevateimpulseplus.business
escore.bet *.escore.bet
expodia.co.uk *.expodia.co.uk
fic.lol *.fic.lol
financialgrowup.com *.financialgrowup.com
girdwoodinc.com *.girdwoodinc.com
globalperspectivehub.sbs *.globalperspectivehub.sbs
gnlls.cn *.gnlls.cn
hdhub4us.in *.hdhub4us.in
health-and-medical-2e8px.click *.health-and-medical-2e8px.click
health-and-medical-3pmicn.click *.health-and-medical-3pmicn.click
health-and-medical-8v7lq.click *.health-and-medical-8v7lq.click
health-and-medical-new3d.click *.health-and-medical-new3d.click
health-and-medical-wyx8l.click *.health-and-medical-wyx8l.click
hearing-aids-5ja.click *.hearing-aids-5ja.click
heart-alignment.info *.heart-alignment.info
heart-focus.info *.heart-focus.info
heart-light.info *.heart-light.info
heart-peace.info *.heart-peace.info
heating-system-2cr.click *.heating-system-2cr.click
heating-system-655b.click *.heating-system-655b.click
heating-system-9t.click *.heating-system-9t.click
heating-system-en4bw.click *.heating-system-en4bw.click
henhenluo.com *.henhenluo.com
hifutreatments.com *.hifutreatments.com
hokstadcloudcost.net *.hokstadcloudcost.net
horizonsupdateflow.sbs *.horizonsupdateflow.sbs
ihlw03.vip *.ihlw03.vip
instagramc.com *.instagramc.com
interdependencemarketingadvertisingboost.co *.interdependencemarketingadvertisingboost.co
jkllmn.top *.jkllmn.top
kuwaitpostalcode.com *.kuwaitpostalcode.com
loliveto.org *.loliveto.org
luxurytimepieceup.com *.luxurytimepieceup.com
mart-job-in-23.sbs *.mart-job-in-23.sbs
neutrallinkhub.pro *.neutrallinkhub.pro
paii.art *.paii.art
proautodetailingup.com *.proautodetailingup.com
revoltofthemouses.com *.revoltofthemouses.com