365.duosys.gt

Issued by R3

About this certificate

This digital certificate with serial number 04:3a:c8:34:69:3a:4d:c7:61:94:b0:d7:00:d6:4c:42:1f:67 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): 04:3a:c8:34:69:3a:4d:c7:61:94:b0:d7:00:d6:4c:42:1f:67
Serial Number (int): 368451638741321357645048252831278571855719
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f8:f5:3c:75:bc:8e:a3:35:01:5a:92:bc:2c:d4:fe:8c:aa:a9:70:15
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3f:42:da:50:fb:bb:26:7a:5f:f0:ec:19:54:dd:2a:eb:b1:2a:52:48
Fingerprint (sha256): 57:38:ae:a9:d6:7c:11:ef:eb:02:32:e3:c8:05:c3:b8:4c:e2:32:ca:2f:7c:22:94:f4:ff:2e:ac:49:68:ea:b0

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsycF0RJuaqQCeYu3XgOG
5yoHsPR7Fva8lz7WcMudyKb7cWB14K7lp1NzTY4zNpM+FH8rkdz3Tpmc4TY83YaH
4skOZMs8Yrxo8IeN4cZOJOFeCPchK+E3qSy0wPljwQEWAeZkLqQYmG3aeOTpL6l2
R6d0uHhZqwkbDnF8RMf+1dRt0t6ESElvjUH8WM1KG+kr8RJkHa+pRVjNfgTnd40g
FxtWGq3oM8YX9Kzz9lGFHr3VMgw+Ws3Jr8qqpUo8c4X7oWl+HTdE9Ett5Qj+geZk
DcS75HwrRRlvnCfmEngINOVNGqDJeEJNZDzncx/OqkbQjAlSMkDfpntCWK2i0w0o
mQIDAQAB
-----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 368451638741321357645048252831278571855719
 . . . . . . . . [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 2024-02-24 06:39:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-24 06:39:11 +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 22615899410054106522418620073725250994889143120901894638369669085760791643714468391443381785097925262563980621948083613340298035289820959893182832648791590717460499176053848427914689212398847503260359577570291031077635012939623775286814065891887901540698569907736518083588164674834608044634007224702394612967626861122960733445458640383085266800829046602466189552240698549266882653380935760115438460977311529596323401973058613198962132006593729556640549827753253853805661754690877231393519045468921893996546567147771585655399871590828845138291352177844381275386044784214626479224737274037423995895605250705622953699481
 . . . . . . . . . . . . . . . . . . . . [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)
							f8f53c75bc8ea335015a92bc2cd4fe8caaa97015
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018dda0dc80a000004030046304402206543383e4974082bef872fc385260aa43d58465eba2c4c2728f989a41aff28f80220112a25889e018b5b6ffb8dba2236d5cc6248b9f669160cf578976fa788a01a8900760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018dda0dc8640000040300473045022056d3e8b663dd341de56cf050c205fd571b0b57fc8b5ac2b0346bc4643ae0249e022100d263f2743ab67ce4c516cabaf82a3eaa39780afe4a16692a9b099acf300a7c99
 . . . . [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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