DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=photovolta-zonnepanelen.be
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
February 04, 2026
Valid Until
May 05, 2026 88 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
80:DE:8D:9C:D5:E6:2D:55:53:89:73:0F:DD:FF:04:0C:23:FE:5B:90:0D:44:60:9B:DA:43:EF:E2:57:42:60:34
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
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
on2a.xyz *.on2a.xyz *.4c0365e9-eb92-4046-ac4d-d25faeb16f2e.on2a.xyz *.admin.on2a.xyz *.api.on2a.xyz *.app.on2a.xyz *.assets.on2a.xyz *.chart.on2a.xyz *.citrix.on2a.xyz *.demo.on2a.xyz *.dev.on2a.xyz *.email.on2a.xyz *.m.on2a.xyz *.m1.on2a.xyz *.qjmidvpn.on2a.xyz *.smtp.on2a.xyz *.test.on2a.xyz *.vpn.on2a.xyz *.webmail.on2a.xyz *.ww25.on2a.xyz

Other domains in certificate

bankifscode.com *.bankifscode.com
banteng369.college *.banteng369.college
barbequeshack.com *.barbequeshack.com
cartasdemagia.com *.cartasdemagia.com *.ww25.cartasdemagia.com
cinetheatre.space *.cinetheatre.space *.fdr.cinetheatre.space *.loginan.cinetheatre.space
countrysidevalue.store *.countrysidevalue.store *.ww25.countrysidevalue.store
cristalplay.com *.cristalplay.com
dreamerzfoods.com *.dreamerzfoods.com
eskortlar1.xyz *.eskortlar1.xyz
estou.com *.estou.com *.eu.estou.com
greekcaptain.me *.greekcaptain.me
*.admin.grundy.co grundy.co *.grundy.co *.murders.grundy.co *.random.grundy.co *.ww25.grundy.co *.www.grundy.co
guantanemo.co.uk *.guantanemo.co.uk
hhpanda.vip *.hhpanda.vip *.www.hhpanda.vip
*.mail2.ncb.au ncb.au *.ncb.au *.ww38.ncb.au
*.egm.photovolta-zonnepanelen.be *.gdky.photovolta-zonnepanelen.be *.ipgc.photovolta-zonnepanelen.be *.j2eh2.photovolta-zonnepanelen.be photovolta-zonnepanelen.be *.photovolta-zonnepanelen.be *.vffh0.photovolta-zonnepanelen.be
pistonvsrotor.com *.pistonvsrotor.com
*.affiliates.pureboys.com pureboys.com *.pureboys.com
richtenonlineshop.xyz *.richtenonlineshop.xyz *.shop.richtenonlineshop.xyz
saint-e-shopping.com *.saint-e-shopping.com
shadbase.net *.shadbase.net *.ww1.shadbase.net
*.ask.stacklab.org *.lb4.stacklab.org stacklab.org *.stacklab.org *.ups.stacklab.org *.wiki.stacklab.org *.ww38.stacklab.org