365.duosys.gt

Issued by R3

About this certificate

This digital certificate with serial number 04:62:79:3c:eb:c2:c1:b5:37:d5:e8:80:10:e4:7b:29:cd:de 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:
  • 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=365.duosys.gt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:62:79:3c:eb:c2:c1:b5:37:d5:e8:80:10:e4:7b:29:cd:de
Serial Number (int): 381957968592390912988240149444131635711454
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2a:df:9e:36:07:4a:c1:80:c1:63:a9:96:05:49:8d:8f:cd:06:9e:58
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5c:51:f5:66:97:28:e2:39:10:03:64:7f:34:9f:a8:b4:b4:a9:8a:1a
Fingerprint (sha256): 9f:a1:da:f8:9a:08:06:fe:10:f0:1d:74:b7:b3:32:c3:9e:43:2a:e7:eb:e7:8d:a2:07:19:9b:9e:41:16:38:50

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

Revocation information

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

Check the revocation status for certificate 365.duosys.gt

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 365.duosys.gt

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

365.duosys.gt

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Certificate

The complete raw certificate details for 365.duosys.gt in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4GyY0Qc7oYyPpTJ7AhuW
Sd0ZIX0zMwcZxEKPYv2pvVCABJo6GW69kBs3vNQiy6HgfrKcRJLKx3MqcZAwxsjt
WYf8ikHJkvP4cNo93fJjr5wk9HJ9XuuToPZz5M9nIapfbvBoJZB+6eRfhGfXcy09
n6zLrG8qcpR2zGcO65JrkBIzR7MzShBdBf228z0ertTcA/VgROW4TZJmEAOCT0zL
LttnCWik6fwSkS1704sWH4F5XbRqFFGq1TIhSCUJNDQo1Wc6us9zK8/pJsT7dCSt
eJ3adNERW1Hx99pIPlna1TxZ9dzOiTRthXmkvTcJU8bV6spvGv+Clw/GlXpJJuqb
XwIDAQAB
-----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 381957968592390912988240149444131635711454
 . . . . . . . . [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 2023-12-26 08:38:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-25 08:38:57 +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 '365.duosys.gt'
 . . . . . . . . [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 28330931459152044509292915130561425534776477792663324757548302201862058515005701259618379537713210459990114388043247693831698596939466141913911251150876244996716431113181264988406171850733200231643791912325345509556497699455646088092107389197170262092034174518574604068646796162760514057627197425330023056224798185011809458188943240607370398744338771640621886225642568854906078629718099237953423629181213964118915502513677421963588926357598072229328601149782742494831800110502837824576529095102177934289219422322092866597615848867858855325215622876352068482034874392757678468006825480361422287954124873946208580311903
 . . . . . . . . . . . . . . . . . . . . [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)
							2adf9e36074ac180c163a99605498d8fcd069e58
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '365.duosys.gt'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ca57ddcec000004030047304502203dce4fe9a53afea2ad12745aead003a6301f1c18554ee43d249f8b9a9411c89102210082c1722228712e0ab4aad20e5beea4c9dad50a36994e75e85a38131d9155d4dd00770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ca57dded60000040300483046022100e7b0d88407d3387cfabcf0b42e5d888a514cb65465e779613f7b438fdbb150af022100f9952638ac5e7539e4841ea7b6ed9d86cd52fee9fcc998347a296aab18636cd0
 . . . . [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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