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

Certificate Information

Subject
CN=*.wisconsin-ticks.russell.wisc.edu
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M01
Valid From
October 20, 2025
Valid Until
November 18, 2026 353 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
DB:0B:72:0C:AD:7F:91:5E:9C:29:FF:D4:CB:AA:69:9C:F9:5E:33:30:1E:DF:C5:F2:82:8D:14:72:71:F6:1E:47
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
artsresidency.wisc.edu russianflagship.wisc.edu russiaproject.wisc.edu sasli.wisc.edu sbdc.wisc.edu scconference.wisc.edu schoolforworkers.wisc.edu science.wisc.edu scimep.wisc.edu seasia.wisc.edu seassi.wisc.edu secfac.wisc.edu selwisconsin.wisc.edu showcase.wisc.edu sipi.wisc.edu sla.wisc.edu sleep-and-consciousness.wisc.edu soar.wisc.edu sociology.wisc.edu socwork.wisc.edu soe.wisc.edu southasia.wisc.edu southasiabookaward.wisc.edu southasiaconference.wisc.edu southasiaoutreach.wisc.edu spanport.wisc.edu specialtycrops.wisc.edu startalkkorean.wisc.edu stemcells.wisc.edu sts.wisc.edu studentjobs.wisc.edu students.wisc.edu studyabroad.wisc.edu successworks.wisc.edu sustainability.wisc.edu tdl.wisc.edu tlsymposium.wisc.edu traininggrants.wisc.edu transfer.wisc.edu *.artsresidency.wisc.edu *.russianflagship.wisc.edu *.scconference.wisc.edu *.schoolforworkers.wisc.edu *.scimep.wisc.edu *.seasia.wisc.edu *.seassi.wisc.edu *.selwisconsin.wisc.edu *.showcase.wisc.edu *.sipi.wisc.edu *.sla.wisc.edu *.sleep-and-consciousness.wisc.edu *.socwork.wisc.edu *.soe.wisc.edu *.southasia.wisc.edu *.southasiabookaward.wisc.edu *.southasiaoutreach.wisc.edu *.specialtycrops.wisc.edu *.startalkkorean.wisc.edu *.studentjobs.wisc.edu *.successworks.wisc.edu *.tdl.wisc.edu *.traininggrants.wisc.edu audhya.bmc.wisc.edu biointegratedroboticslab.engr.wisc.edu climatesensitivitynerrs.nri.wisc.edu collab.ischool.wisc.edu mathalumni.math.wisc.edu uwthemeclassic.brand.wisc.edu *.arts.soe.wisc.edu *.audhya.bmc.wisc.edu *.balsterlab.soils.wisc.edu *.biointegratedroboticslab.engr.wisc.edu *.climatesensitivitynerrs.nri.wisc.edu *.collab.ischool.wisc.edu *.confrontinginjustice.socwork.wisc.edu *.education.soe.wisc.edu *.extension.soils.wisc.edu *.frc.soils.wisc.edu *.health.soe.wisc.edu *.inourimage.seasia.wisc.edu *.internal.studyabroad.wisc.edu *.mathalumni.math.wisc.edu *.microbiotron.soils.wisc.edu *.npketc.soils.wisc.edu *.rebelsandrevolutions2019.studyabroad.wisc.edu *.ruarklab.soils.wisc.edu *.soilsensingmonitoring.soils.wisc.edu *.uwlab.soils.wisc.edu *.uwthemeclassic.brand.wisc.edu *.virtual-museum.soils.wisc.edu *.virtualmuseum.soils.wisc.edu *.whitmanlab.soils.wisc.edu *.wisconsin-ticks.russell.wisc.edu *.wpindex.soils.wisc.edu *.younglab.russell.wisc.edu *.zuckerberg.russell.wisc.edu