prologicsystems.com

Issued by R3

About this certificate

This digital certificate with serial number 04:c8:46:e9:92:16:9c:74:4f:79:3b:b6:3c:b4:f3:e4:bd:5b was issued on by Let's Encrypt.

With 2 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=prologicsystems.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c8:46:e9:92:16:9c:74:4f:79:3b:b6:3c:b4:f3:e4:bd:5b
Serial Number (int): 416599875839124903985799446920273320000859
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6e:f9:77:37:c8:e4:82:97:65:24:13:98:98:f7:59:ef:16:71:65:91
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3c:ee:2f:a4:ff:f4:76:18:e0:8b:8e:98:51:ef:e5:cb:4a:d7:63:1e
Fingerprint (sha256): 26:d2:a3:f5:5a:5c:5b:10:33:40:dd:c7:04:38:24:df:6c:09:9f:22:26:13:4d:10:56:40:07:7c:d3:64:3b:65

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

Revocation information

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

Check the revocation status for certificate prologicsystems.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for prologicsystems.com

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

prologicsystems.com
www.prologicsystems.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArbdZNwj2tEW3fCNC0toE
Ly3CC924Qr6OhvPRq7+bqWbtZkfsc7o1moevBj1aXaEODhlbE1U8mDi3gsvY3tCM
HqAMw20+1E/yCDtTr0S/xKsnMgFfDssCGCxiVSgkAf7+I6UdhXzjfhQw5CD9iGJv
b6t4XaMkLw/gR4f7WjOv8X3lfDhjq0XU1ZeKcjHkTE6LZ1o99inM70b0HBU7ZyVJ
x5OYkzNyeur9OZR2T2AXktXkM9wsQBAlJx6jQSeOT82zl68VASdNg9MRKasAPaJ7
bR+npU8iachlPG7SU9r1ov6rBUBikgK8nYyYvbL1T4XyOLn3dRM6lc1elkvqRGrU
iwIDAQAB
-----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 416599875839124903985799446920273320000859
 . . . . . . . . [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 2023-12-14 18:57:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-13 18:57:54 +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 'prologicsystems.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21929639272234968034977463100309408475697664425161904199597269233814693542681071885069887365405015725016319772956532495177501361622812302118588089822997144598779538708414341595740404820635540769981847003983136828532060601507683736644708297240167569487747432253476572034742810225180003781769736186023029610590760852907584443997615150684347268213676876173220062326342477200735855881647882375598416758716345063813398553397937888820986195720418826910945504978338773964110433300858571313963969394223739825988497342288534099037580690676930934837695249459963032229321097528121433411130452333396427149309906325636601267016843
 . . . . . . . . . . . . . . . . . . . . [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)
							6ef97737c8e482976524139898f759ef16716591
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'prologicsystems.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.prologicsystems.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c69e83a9a000004030047304502210082147265eddf4705767eaf987c1d46c2d8a8ff09c922c7c5af6483548a5ffd8702206373c3a2ea48fe16c03549162303c08d180fae734726636c57fa90f505796a8b00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c69e83b330000040300463044022046009b297b6241fea6e69e7f874a3e9f2bfbcc30425ba564f470a2e77c1917f802203239a9793be44cf59fa212b9a0c5e22a30b7def3525dac5e4877b45eb878ba1a
 . . . . [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)
		0004a67039258a7ffa252b3a3e7372bc4c786aa497a444ca2695baedeb386c0b2d2d0a3793745fdd654675d34d9805fb1264a06fce6bfb60f51e3f3daf20a3bc42b112f052a85a169c3e30e3999ae86e64a69c6441bb03f222f7700626e1f0c7315efa5d28f3e9bd2f16783ca0071a950abda7b1797b926fbe31d3697fd5fb9910ad0b5bcbdc4f00ea1067dca5cec3f9d12ac997ccbf390ea7e4b15ca5d747e3628dd39d0413a37ac82a70f31ce75757812139d7f1bb09d2c6cab7cce7eb0472dee67a646f4f1875c75c7877e8b3af56e452a812e30216c0eb3ff87d95e18e59d39fa4e413325ec5fc6bb98fe87ad1e9dc7701b6241799292a8020f67c011aea24