ecommons.aku.edu

Issued by R3

About this certificate

This digital certificate with serial number 03:67:69:e0:9c:c8:b4:6a:2a:c8:53:6e:6b:0c:8a:88:39:e5 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=ecommons.aku.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:67:69:e0:9c:c8:b4:6a:2a:c8:53:6e:6b:0c:8a:88:39:e5
Serial Number (int): 296526676782148495967095901518641467242981
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 80:90:e9:d1:ef:04:09:11:bd:bc:c9:a3:e1:f3:f7:bf:0d:b2:ea:36
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 66:4b:f1:51:d5:8e:47:d8:9a:32:d6:8e:91:34:46:17:8f:d9:66:67
Fingerprint (sha256): 09:30:19:82:59:7e:97:29:5a:5c:0a:a7:63:1f:79:5f:d1:33:93:f7:02:90:8c:cc:08:a1:61:e3:60:f1:aa:85

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate ecommons.aku.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ecommons.aku.edu

Public Key Algorithm

RSA

Key Size

2048

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

ecommons.aku.edu

Other certificates including the domain name aku.edu

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Certificate

The complete raw certificate details for ecommons.aku.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmXaPPJh/uC2nJOarSC+h
/KnLJ6PVwOdvy0hTZ3GX93KorWYgEupOgnCVWmcwmRmxW709rdDonLKEc+d0PvqY
NvJE5ZNZocOFNtwxTr7y9MgEY+VzHuDF0bmSIa2Gypx3CRLK56TddEqf1pTcbXbp
j+i6VDesR0t5ewVVWUd8J9j9IUQYwnOFlSMmL6qKosmBg9Qc0HKntX0PYsMqXZkj
Bvv7cu6lZn5xeDU4gzivFlEJr80oe6cWlXgmgGx6MpcugSuufLTd574pyUszJIJ1
lZcKpz3PMBsOCF9xlaOEEF+9cquAYuZMwI3Y1KQeLeTmK2GDHbjXwbys2mUOnVOJ
DwIDAQAB
-----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 296526676782148495967095901518641467242981
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-19 11:12:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-17 11:12:16 +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 'ecommons.aku.edu'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19372924537292284452153293701095112971310594549845549109900208473517088683434538576974004137442571909826740008011295916951846352908136368603001736313643394010062819038786443307606002269795222646584886364521116879580868864992696040476542129109320719236862002804824302498453573110885450972569282903407479796254900895391822675222656367727577279789172864472549586706689392551000697859963412743446890837002801723771387950015508632813056571711854862225401444397465217076766937918144877435442363499058802292659665034527828779982105018233033538174901266573357849402817551650363518455105554586559770741869343575968317328034063
 . . . . . . . . . . . . . . . . . . . . [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)
							8090e9d1ef040911bdbcc9a3e1f3f7bf0db2ea36
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ecommons.aku.edu'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a0db5e0cb0000040300473045022100a5726eff4929525f85d83ab1e5e7f88793c0355e5fd4b6861c8577453797999b0220658ab85394f33635cfc16aac73c2c26a867f48830e682520a3297733e5b83c6b007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a0db5e0e0000004030047304502207a1abd94f82a62001d270ea0b56392ab533dd78638f7c9a0388771a949fb98d1022100f68863758d64d7c261200490fe810b3a07de0cad45f80f5bc43450967b0b4d71
 . . . . [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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