alphaducap.co.za

Issued by R3

About this certificate

This digital certificate with serial number 04:7e:1c:e4:2b:4e:f9:e4:f7:e7:1e:d8:56:67:6b:70:05:ce was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=alphaducap.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7e:1c:e4:2b:4e:f9:e4:f7:e7:1e:d8:56:67:6b:70:05:ce
Serial Number (int): 391363125065045704774376185488224457590222
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c0:d8:6b:17:66:e7:0b:4c:b2:31:23:44:ac:51:43:b0:7c:30:00:38
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 17:cb:f0:b3:da:9c:b7:42:cd:1c:e5:2d:20:f3:03:47:38:37:6a:0e
Fingerprint (sha256): cf:fc:30:04:ed:db:e5:1c:69:19:a9:31:68:e5:ff:04:be:92:17:07:cd:81:b4:ef:1b:98:1f:66:5b:17:85:b1

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

Revocation information

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

Check the revocation status for certificate alphaducap.co.za

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for alphaducap.co.za

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

alphaducap.co.za
mail.alphaducap.co.za
pop.alphaducap.co.za
smtp.alphaducap.co.za
www.alphaducap.co.za

Other certificates including the domain name alphaducap.co.za

(limited to 100 certificates)
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za
alphaducap.co.za

Certificate

The complete raw certificate details for alphaducap.co.za in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5DseacNJl7N/mItT9sON
aa15RG5KeamgayEGJMQRyMSQaDJb+QiuiAscygIjIut8W2uW6V8s5ddnCZq9aKLd
E9Quq6vI7CIK10inNIrqTB1GxYmjV6kdywp64Th6gGSK3nx6Q/pNr4NTOImZCbau
yIg2b6XgCaoZqcikOYoEG6JvdDwZkrFe6m/QLHvMcwkgs/7+uFcvazKusk+7qvhO
Ui/MEzR6ibvTyp3eTlygYvvdwAnboXrxsrUfMVHTT7uh/ZLDHitgRHddNsCstw9M
jOE49EnfTAbE1rWAHVB1SmFh1vKbJ7Dhb7lK8W/6Y2IddzOuST0iQbfOQdTzycK8
fwIDAQAB
-----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 391363125065045704774376185488224457590222
 . . . . . . . . [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 2023-12-23 20:10:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-22 20:10:30 +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 'alphaducap.co.za'
 . . . . . . . . [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 28811486099719821638145358382358008530229736876165144687256203755219461015911518675624563160274729708303271018591449156687320091128376712861449802114702339887314362825864543982664750131162884719377997058811383429812158151678477484422699193220337286063369873523989958509327635708797688588149296065442170903782107139758409914609434572117746427984022500577724878649699387420184446331051505505906753155773379843195359839746112461045755521259864566106162506204682597632755897504115704125485562697229646183943695990025848708559063230678722970230070758747478837380795748611657660230935738832581298929343183992144778091478143
 . . . . . . . . . . . . . . . . . . . . [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)
							c0d86b1766e70b4cb2312344ac5143b07c300038
 . . . . . . . . . . . . . . . . [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 (110 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alphaducap.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.alphaducap.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pop.alphaducap.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.alphaducap.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.alphaducap.co.za'
 . . . . . . . . . . . . . . . . [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)
							00f0007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c9883ec9a0000040300473045022100a32206f2e4a9ebbe9b00eb99c67036caa173d405b504222ef9bb77aa64b6c70a02204a34f26b0e008faa6958d66e872f734389462edd5526f6e4ccd8fdf74ea56fdd0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c9883ee84000004030047304502201017ba0c97eee658bbe6e48eb48cd11a8c375f23aa22aa24c0412b968c4c0dde0221009aff8fc9638ca0ac2072b2ea7f3ca1ccb1cd0bc6f99f047537795227da46711b
 . . . . [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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