84/100 SECURITY SCORE

Certificate Information

Subject
CN=s4-san.cloudinary.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 07, 2026
Valid Until
April 07, 2026 50 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
16:FF:37:DD:67:75:BB:DE:9F:34:24:63:CE:8F:5E:C7:14:4E:8B:8C:1A:F0:8C:FB:CC:68:26:F0:77:31:92:6A
Alternative Names

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
Basic
default-src; script-src; script-src-elem; +9 more
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Present
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • 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

74 domains
cdn.stitcherads.com

Other domains in certificate

c-cdn-stg.assets.air-closet.com
media.airportsafetystore.com
images.alko.fi
community-files.ama-assn.org
cdn.apartmenttherapy.info
img.avery.com
img-stg.benefitcosmetics.com
media.bergdorfgoodman.com
media2.bulgari.com
static.choisir.com
adacpresse-res.cloudinary.com s4-san.cloudinary.com
ak-assets.cloudinary.us papish.cloudinary.us
images.discerningassets.com
images.dynamicyield.com
images.enervee.com
v-c-test.etsystatic.com v-c.etsystatic.com
media.firstbusiness.bank
media.firstbusiness.com
images.framesdirect.com
images.goodalemillerteam.com
images.grandsierraresort.com
media.hashtagopen.com
images.hdsupplysolutions.com
media.horchow.com
assets.minbutik.ica.se
assets.icanet.se
media.intostudy.com
cdn-images.italist.com
media.jungfrau.ch
images.lanouvellerepublique.fr
media.lastcall.com
images.lifeworks.com
images.lukiegames.com
img.made.com
medias.maisonsdumonde.com
images.marmonlink.com
media.masterplan.com
images.medicanimal.com
images.meinbge.de
images.milkandmore.co.uk
assets.mspcdn.net
media.neimanmarcus.com
resident360files.nejm.org
assets.nintendo.com
marketing-assets.nintendo.eu
images.nycgo.com
photos.production.onxmaps.com
media.parkingblock.com
images.pet-supermarket.co.uk
assets.petco.com
images.pickles.com.au
images.pingidentity.com
media.placester.com
cloudinary.propane.com
images.qiigo.com
vcmp-hotels.sabre.com
assets.snapchance.no
images.sofology.co.uk
resources.sonyliv.com
images.steelcase.com
images.stylight.net
cdn-cd.thg.dk
nonprod.assets.tmecosys.com
media.trafficcones.com
media.trafficsafetystore.com
media.ucpa.com
assets.vercel.com
imageedit.walsworthyearbooks.com
c.yell.com
images.cdn.yle.fi