DNS Gurus
Open Cached · just now
73/100 SECURITY SCORE

Certificate Information

Subject
CN=*.reda.aae.wisc.edu
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M02
Valid From
September 09, 2025
Valid Until
October 08, 2026 327 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
19:37:93:24:73:62:CB:18:4C:A8:8B:24:FB:2C:AB:09:92:E9:7C:C1:0C:58:DF:44:E5:2E:E2:37:EE:77:56:92
Alternative Names
96 domains

Security Configuration

TLS Protocols
TLS 1.2
Forward Secrecy
Limited (Check cipher configuration)
Warnings
  • • TLS 1.3 is not supported (recommended)

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

96 domains
andysci.wisc.edu animaldairysci.wisc.edu careerfair.wisc.edu cde.wisc.edu cessi.wisc.edu cfli.wisc.edu commonground.wisc.edu cryoem.wisc.edu csld.wisc.edu cspks.wisc.edu csumc.wisc.edu ctri.wisc.edu cvc.wisc.edu cvrc.wisc.edu cyclotron.wisc.edu cytotechprogram.wisc.edu d2p.wisc.edu daadcenter.wisc.edu dairybrain.wisc.edu dairyinnovationhub.wisc.edu dare.wisc.edu datascience.wisc.edu datawonks.wisc.edu dces.wisc.edu delta.wisc.edu depm.wisc.edu dermatology.wisc.edu designedconversations.wisc.edu designlab.wisc.edu digitalcinema.wisc.edu disabilitystudies.wisc.edu distdevs.wisc.edu dpla.wisc.edu ds.wisc.edu dysci.wisc.edu eap.wisc.edu earthpartnership.wisc.edu eastasia.wisc.edu econ.wisc.edu ecs.wisc.edu edl.wisc.edu edot.wisc.edu education.wisc.edu ehs.wisc.edu elections.wisc.edu eln.wisc.edu em.wisc.edu employeedisabilities.wisc.edu english.wisc.edu entomology.wisc.edu *.andysci.wisc.edu *.animaldairysci.wisc.edu *.d2p.wisc.edu *.dairybrain.wisc.edu *.dairyinnovationhub.wisc.edu *.dare.wisc.edu *.datascience.wisc.edu *.dces.wisc.edu *.delta.wisc.edu *.depm.wisc.edu *.designedconversations.wisc.edu *.designlab.wisc.edu *.digitalcinema.wisc.edu *.disabilitystudies.wisc.edu *.distdevs.wisc.edu *.dpla.wisc.edu *.ds.wisc.edu *.dysci.wisc.edu *.eastasia.wisc.edu *.edl.wisc.edu *.edot.wisc.edu *.eln.wisc.edu *.employeedisabilities.wisc.edu globalchange.cals.wisc.edu sjin.chem.wisc.edu *.dairymgt.dysci.wisc.edu *.elpa.education.wisc.edu *.globalchange.cals.wisc.edu *.gratton.entomology.wisc.edu *.heatherwhite.dysci.wisc.edu *.insectambassadors.entomology.wisc.edu *.intranet.bussvc.wisc.edu *.laurahernandezlab.dysci.wisc.edu *.mathoutreach.education.wisc.edu *.morcore.cvrc.wisc.edu *.paulfricke.dysci.wisc.edu *.reda.aae.wisc.edu *.reportdistribution.doit.wisc.edu *.shaverlab.dysci.wisc.edu *.sjin.chem.wisc.edu *.sjshortlab.education.wisc.edu *.websiteservices.doit.wisc.edu *.workandwellness.education.wisc.edu *.wpsg.bact.wisc.edu *.admitted.reda.aae.wisc.edu *.ghe.elpa.education.wisc.edu