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Home→certificate→Using nmap to check a certificate on a web server

Using nmap to check a certificate on a web server

Software Effect Enterprises, Inc Posted on by

 

user@desktop:~$ nmap -p 443 --script ssl-cert microsoft.com
Starting Nmap 7.92 ( https://nmap.org ) at 2025-11-16 07:02 EST
Nmap scan report for microsoft.com (13.107.213.41)
Host is up (0.040s latency).
Other addresses for microsoft.com (not scanned): 2603:1020:201:10::10f 2603:1010:3:3::5b 2603:1030:b:3::152 2603:1030:20e:3::23c 2603:1030:c02:8::14 13.107.246.41

PORT STATE SERVICE
443/tcp open https
| ssl-cert: Subject: commonName=microsoft.com/organizationName=Microsoft Corporation/stateOrProvinceName=WA/countryName=US
| Subject Alternative Name: DNS:microsoft.com, DNS:s.microsoft.com, DNS:ga.microsoft.com, DNS:aep.microsoft.com, DNS:aer.microsoft.com, DNS:grv.microsoft.com, DNS:hup.microsoft.com, DNS:mac.microsoft.com, DNS:mkb.microsoft.com, DNS:pme.microsoft.com, DNS:pmi.microsoft.com, DNS:rss.microsoft.com, DNS:sar.microsoft.com, DNS:tco.microsoft.com, DNS:fuse.microsoft.com, DNS:ieak.microsoft.com, DNS:mac2.microsoft.com, DNS:mcsp.microsoft.com, DNS:open.microsoft.com, DNS:shop.microsoft.com, DNS:spur.microsoft.com, DNS:itpro.microsoft.com, DNS:mango.microsoft.com, DNS:music.microsoft.com, DNS:pymes.microsoft.com, DNS:store.microsoft.com, DNS:aether.microsoft.com, DNS:alerts.microsoft.com, DNS:design.microsoft.com, DNS:garage.microsoft.com, DNS:gigjam.microsoft.com, DNS:msctec.microsoft.com, DNS:online.microsoft.com, DNS:stream.microsoft.com, DNS:afflink.microsoft.com, DNS:connect.microsoft.com, DNS:develop.microsoft.com, DNS:domains.microsoft.com, DNS:example.microsoft.com, DNS:madeira.microsoft.com, DNS:msdnisv.microsoft.com, DNS:mspress.microsoft.com, DNS:www.aep.microsoft.com, DNS:www.aer.microsoft.com, DNS:wwwbeta.microsoft.com, DNS:business.microsoft.com, DNS:empresas.microsoft.com, DNS:learning.microsoft.com, DNS:msdnwiki.microsoft.com, DNS:openness.microsoft.com, DNS:pinpoint.microsoft.com, DNS:snackbox.microsoft.com, DNS:sponsors.microsoft.com, DNS:stationq.microsoft.com, DNS:aistories.microsoft.com, DNS:community.microsoft.com, DNS:crawlmsdn.microsoft.com, DNS:iotschool.microsoft.com, DNS:messenger.microsoft.com, DNS:minecraft.microsoft.com, DNS:backoffice.microsoft.com, DNS:enterprise.microsoft.com, DNS:iotcentral.microsoft.com, DNS:pinunblock.microsoft.com, DNS:reroute443.microsoft.com, DNS:communities.microsoft.com, DNS:explore-smb.microsoft.com, DNS:expressions.microsoft.com, DNS:ondernemers.microsoft.com, DNS:techacademy.microsoft.com, DNS:terraserver.microsoft.com, DNS:communities2.microsoft.com, DNS:connectevent.microsoft.com, DNS:dataplatform.microsoft.com, DNS:entrepreneur.microsoft.com, DNS:hxd.research.microsoft.com, DNS:mspartnerira.microsoft.com, DNS:mydatahealth.microsoft.com, DNS:oemcommunity.microsoft.com, DNS:real-stories.microsoft.com, DNS:www.formspro.microsoft.com, DNS:futuredecoded.microsoft.com, DNS:upgradecenter.microsoft.com, DNS:learnanalytics.microsoft.com, DNS:onlinelearning.microsoft.com, DNS:businesscentral.microsoft.com, DNS:cloud-immersion.microsoft.com, DNS:studentpartners.microsoft.com, DNS:analyticspartner.microsoft.com, DNS:businessplatform.microsoft.com, DNS:explore-security.microsoft.com, DNS:kleinunternehmen.microsoft.com, DNS:partnercommunity.microsoft.com, DNS:explore-marketing.microsoft.com, DNS:innovationcontest.microsoft.com, DNS:partnerincentives.microsoft.com, DNS:phoenixcataloguat.microsoft.com, DNS:szkolyprzyszlosci.microsoft.com, DNS:www.powerautomate.microsoft.com, DNS:successionplanning.microsoft.com, DNS:lumiaconversationsuk.microsoft.com, DNS:successionplanninguat.microsoft.com, DNS:businessmobilitycenter.microsoft.com, DNS:skypeandteams.fasttrack.microsoft.com, DNS:www.microsoftdlapartnerow.microsoft.com, DNS:commercialappcertification.microsoft.com, DNS:www.skypeandteams.fasttrack.microsoft.com, DNS:ceoconnections.event.microsoft.com, DNS:biz4afrika.microsoft.com, DNS:cashback.microsoft.com, DNS:www.cashback.microsoft.com, DNS:visio.microsoft.com, DNS:insidemsr.microsoft.com, DNS:developervelocityassessment.com, DNS:www.developervelocityassessment.com, DNS:gears5.com, DNS:www.gears5.com, DNS:www.gearstactics.com, DNS:gearstactics.com, DNS:m12.microsoft.com, DNS:seeingai.com, DNS:yourchoice.microsoft.com, DNS:mvtd.events.microsoft.com, DNS:imagine.microsoft.com, DNS:microsoft.com.au, DNS:www.microsoft.com.au, DNS:dynamics.microsoft.com, DNS:powerplatform.microsoft.com, DNS:powerapps.microsoft.com, DNS:powerautomate.microsoft.com, DNS:powervirtualagents.microsoft.com, DNS:powerpages.microsoft.com, DNS:test.ideas.fabric.microsoft.com, DNS:sds.microsoft.com, DNS:ppe.sds.microsoft.com, DNS:www.microsoft365copilot.com, DNS:www.jclarity.com, DNS:techinnovatorsspotlight.com, DNS:www.techinnovatorsspotlight.com, DNS:copilot.ai, DNS:getlicensingready.com, DNS:www.getlicensingready.com, DNS:jpn.delve.office.com, DNS:aus.delve.office.com, DNS:ind.delve.office.com, DNS:kor.delve.office.com, DNS:cobra.me.microsoft.com, DNS:www.businesscentral.com, DNS:businesscentral.com, DNS:msaidatastudio.officeppe.net, DNS:ideas.fabric.microsoft.com, DNS:www.cpt.link, DNS:cpt.link, DNS:yarp.dot.net, DNS:microsoftstream.com, DNS:www.microsoftstream.com, DNS:web.microsoftstream.com, DNS:discover.copilot.ai, DNS:copilot.com, DNS:www.copilot.com, DNS:discover.copilot.com, DNS:researchforum.microsoft.com
| Issuer: commonName=Microsoft Azure RSA TLS Issuing CA 04/organizationName=Microsoft Corporation/countryName=US
| Public Key type: rsa
| Public Key bits: 2048
| Signature Algorithm: sha384WithRSAEncryption
| Not valid before: 2025-11-06T14:37:23
| Not valid after: 2026-05-05T14:37:23
| MD5: b2a4 b687 d387 d529 0cb9 96b1 08ca 191e
|_SHA-1: 1e17 be2e 08b0 c78c 7bdd a3ff 5af2 fab1 60bf ce0b

Nmap done: 1 IP address (1 host up) scanned in 0.88 seconds

 

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