DNS Gurus
Cached · just now
73/100 SECURITY SCORE

Certificate Information

Subject
CN=zotool.xyz
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
December 09, 2025
Valid Until
March 09, 2026 29 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
55:92:3F:0D:91:DC:D6:83:14:EF:E9:8F:DA:03:9F:E0:41:E0:16:68:A9:C2:D1:67:1C:30:B7:1B:66:73:B5:31
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
lcmw.org *.lcmw.org *.owa.lcmw.org

Other domains in certificate

back2back.studio *.back2back.studio *.www.back2back.studio
buheducateusa26.site *.buheducateusa26.site *.random.buheducateusa26.site
*.autodiscover.cinecalidad.io cinecalidad.io *.cinecalidad.io *.cpcalendars.cinecalidad.io
dsobet.club *.dsobet.club *.outmail.dsobet.club *.owa.dsobet.club
*.autodiscover.free-lance.us free-lance.us *.free-lance.us *.webdisk.free-lance.us
goodsoffroad.click *.goodsoffroad.click
hdstreamz.xyz *.hdstreamz.xyz *.store.hdstreamz.xyz
hitchhikers.live *.hitchhikers.live *.ww25.hitchhikers.live
i09mochi.store *.i09mochi.store
kawin77kk.site *.kawin77kk.site *.map.kawin77kk.site *.sitemap.kawin77kk.site
*.autodiscover.kipb.online kipb.online *.kipb.online *.ww25.kipb.online
multritracks.com *.multritracks.com
*.cpanel.orko.life *.cpcalendars.orko.life *.cpcontacts.orko.life *.mail.orko.life orko.life *.orko.life *.pay.orko.life *.sanjeev-saigal.orko.life *.webdisk.orko.life *.webmail.orko.life *.www.orko.life
padlock.pro *.padlock.pro *.random.padlock.pro
primeexposeto-construetoday.info *.primeexposeto-construetoday.info
*.hd.provideodom.online *.mujskoe-jenskoe.provideodom.online *.premier2.provideodom.online provideodom.online *.provideodom.online
rgnetwork.online *.rgnetwork.online *.store.rgnetwork.online
*.app.rido.live *.driveaway.rido.live rido.live *.rido.live
roxxon.club *.roxxon.club
top-stroimarketing.online *.top-stroimarketing.online
*.sitemaps.upgrade101.net upgrade101.net *.upgrade101.net
wtr-technologies.eu *.wtr-technologies.eu *.ww25.wtr-technologies.eu
*.mailserver.xrpco.online *.ms.xrpco.online *.ww25.xrpco.online xrpco.online *.xrpco.online
zafirah.store *.zafirah.store
*.webdisk.zotool.xyz *.ww25.zotool.xyz zotool.xyz *.zotool.xyz