www.markmockensturm.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d7:e6:d6:7e:91:4d:c1:93:5e:64:32:47:a7:55:d2:7f:4e was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.markmockensturm.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d7:e6:d6:7e:91:4d:c1:93:5e:64:32:47:a7:55:d2:7f:4e
Serial Number (int): 334804402840936524677424938654350343044942
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:1b:67:49:74:b3:97:9c:f6:0a:66:a4:53:cf:0a:e6:c5:2f:ab:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 36:5e:79:1b:34:e1:e6:25:3c:92:bf:6f:74:33:c1:94:41:e5:01:e1
Fingerprint (sha256): 1d:4c:95:99:2e:76:84:25:50:bc:08:51:fe:2d:7e:ca:d2:71:3c:ad:42:8a:db:3a:1f:94:80:0c:ad:d8:af:67

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.markmockensturm.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.markmockensturm.com

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.markmockensturm.com

Other certificates including the domain name markmockensturm.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.markmockensturm.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 334804402840936524677424938654350343044942
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-15 08:33:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-13 08:33:49 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.markmockensturm.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 684991069571479931406711056787274219174599300668848831366245377042642627425372068447839461453752180521897856129184198019098364417749584765958388152705271218625317988784509849931658102487951317040531461674985343197760764091651219818493989908520549208603991091545195658644923425652873131612642450802592378428245322499703287147574273701111076524613348952473553889043033631542846406108232826502853534717269103086134654956641918407152857229856748843911294280143399101325821929943637602476807508845957096043938138374569437398076248720002277165673204799605479104689758843717504401208184544916066107076006373961966578148398837670126067853226334652760709353166743292492201754399536723925949056909272908547854518367755534650679872138357862414503149441212621002063627110874694879977026904533815071532186880904585940059823534075237955247378238047223057003340270101168367028998233580110569088979828497618194863680843550775112980953776672049571406273114634158540566824163634379271354619909746652221162284240432936583817095141753713289738353929117498549305684941614074286180780452187801515567690584417361242998379117270804250143698035800044729847270891012011534959375197162336265708403987692417880272013734203020784700964931209036078100298054761841
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							c61b674974b3979cf60a66a453cf0ae6c52fab54
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.markmockensturm.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e6e6960110000040300473045022013cccbe1e1748236f441c8d627ed7fd6dcc38b192b337e7a5c63097258642826022100ac157fa22d60ca073654d7ac75d65104aa3b952763ff7d2de1717acbc38170fe0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e6e6961dd000004030047304502205c3bf7f16e0ae8a2226938a015c7249cc0d045818b957351fd271ed37bf84f14022100b86f6dd3a0c1ac60be98ad4bd9231c4c79fcf3efeb4edaa6edc8935142e59dad
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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