TLS 1.3 TLS_AES_256_GCM_SHA384
Leaf Certificate
Subject www.cern.ch
Issuer Sectigo Public Server Authentication CA OV R36
Valid From Nov 5, 2025
Valid Until Nov 24, 2026 (100 days)
Algorithm SHA256-RSA
Subject Alternative Names
www.cern.ch*.app.cern.ch*.apptest.cern.ch*.docs.cern.ch*.web.cern.ch*.webtest.cern.chabout.cernaccelerating-news.euacceleratingnews.euaccelerators.cernagainstcovid19.cernalice.cernaliceinfo.cern.chams02.spaceantimatter.cernarts.cernat.cernatlas.cernawake.cernbeamlineforschools.cernbeams.cernbelgium.cernbulletinserv.cern.chcareers.cerncern.chcern.intcern70.cerncernandsocietyfoundation.cernchis.cerncixp.netclear.cernclic.cerncms.cerncomputing.cerncosmicrays.cerndarkmatter.cerndashb-cms-vo-feed.cern.cheducation.cernengineering.cernenvironment.cerneuropeanstrategy.cernexperiments.cernflair.cernfluka.cerngiving.cerngroups.cern.chhiggsboson.cernhome.cernhse.cernideasquare.cernifast-project.euinfo.cern.chinternationalrelations.cernippog.orgisolde.cernjobs.cernknowledge.cernkt.cernlearn.cernlhc.cernlibrary.cernmedicis.cernmonit.cern.chnews.cernnewsroom.cernnic.cernnorway.cernopen-quantum-institute.cernopendays.cernopenlab.cernopenscience.cernopensource.cernoqi.cernparticles.cernpensionfund.cern.chphysics.cernpress.cernquantum.cernquantum.cern.chroot.cernroot.cern.chscience.cernsciencegateway.cernscienceinschool.orgscientific-info.cernsearch.cern.chsparks.cernstaff-association.cernstandardmodel.cernsupersymmetry.cernteachers.cerntechnology.cerntheory.cernunited-states.cernventureconnect.cernvisit.cernvoisins.cernwebfest.cernwww.ams02.spacewww.arts.cernwww.atlas.cernwww.cernwww.cern.intwww.cixp.netwww.home.cern
Intermediate
Subject Sectigo Public Server Authentication CA OV R36
Issuer Sectigo Public Server Authentication Root R46
Valid From Mar 22, 2021
Valid Until Mar 21, 2036 (3505 days)
Algorithm SHA384-RSA
Intermediate
Subject Sectigo Public Server Authentication Root R46
Issuer USERTrust RSA Certification Authority
Valid From Mar 22, 2021
Valid Until Jan 18, 2038 (4173 days)
Algorithm SHA384-RSA
Findings
✓ TLS 1.3 supported
✓ SSL certificate valid (100 days remaining)
✓ Certificate covers 105 domains (SANs)
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