backend.rina-academy.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3b:1c:0c:84:63:20:7b:d8:9d:01:85:b3:23:5c:e2:c3:4b 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=backend.rina-academy.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3b:1c:0c:84:63:20:7b:d8:9d:01:85:b3:23:5c:e2:c3:4b
Serial Number (int): 281450800820192098358633819144247983653707
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e7:4c:f7:60:e0:5e:86:42:be:b5:34:7e:6d:36:88:96:8e:cd:23:c4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2f:8d:18:c7:7f:8d:bc:3b:7e:86:a8:ea:00:5d:42:6c:66:51:10:3a
Fingerprint (sha256): c6:90:f2:29:ca:c6:68:8b:27:38:42:81:ce:09:4b:6d:e3:d2:d6:15:a2:3c:f3:a1:83:49:eb:1e:37:a7:b4:5f

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate backend.rina-academy.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for backend.rina-academy.org

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

backend.rina-academy.org

Other certificates including the domain name rina-academy.org

(limited to 100 certificates)
test-catalog.rina-academy.org
backend.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
backend.rina-academy.org
mail.rina-academy.org
www.rina-academy.org
catalog.rina-academy.org
mail.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
www.rina-academy.org
catalog.rina-academy.org
catalog.rina-academy.org
mail.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
backend.rina-academy.org
catalog.rina-academy.org
catalog.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
mail.rina-academy.org
mail.rina-academy.org
backend.rina-academy.org
mail.rina-academy.org
backend.rina-academy.org
www.rina-academy.org
catalog.rina-academy.org
backend.rina-academy.org
www.rina-academy.org
www.rina-academy.org
www.rina-academy.org
www.rina-academy.org
mail.rina-academy.org

Certificate

The complete raw certificate details for backend.rina-academy.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx8ejulRndmQRyTI8CVpy
mrwRC3v2GXKD1xeycMhz/W0kfIlIAM4lBxkou1m0T1hi6lpeRCqLDb8Dmc5UeZoZ
XPM7mmZBaWwUmV9BSl7s5w/FWNNspTSIeDp01AVHQZGutV8JUXbJ2UjuLpA/qK/x
6RKAqHtROprSt52lKwbW9D2DyNRwKhNosmF8D7g5mhx+RiOo7Bv2M6je5zMyDJ0n
auwTEUN9w3D4ejsGlNFiM7fIRLb7pzd5xYFtVhZ2ajJKVtK57WJ2btYTRdinU03r
vtYbPyxT45WtxA2g/RpNZNsHjWgIvjZU2MUWb3NqhlDTHvmsuDf/J3UVzCcALW7g
lwIDAQAB
-----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 281450800820192098358633819144247983653707
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-05 10:41:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-06 10:41:19 +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 'backend.rina-academy.org'
 . . . . . . . . [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 25219868625356593715452336944752161726384538861642854885891673005696088011006484789610186509699032015019644540025126782266995784783648179629084925286261054469278729197455702460358462246439829552343003664594338790125678636388657625986608433921006365121292952783854870605596263128485551488299716739096331030019765626361561594641046667216394281207600172891612598458779275000051420994253380408598990222479913964422350131386624822595588737453085239029722721070169371037620188269472477597642232703299546156601050673049719596701375607033788242517225335930282655957264637722322576458022925500099186282055038140988038866460823
 . . . . . . . . . . . . . . . . . . . . [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)
							e74cf760e05e8642beb5347e6d3688968ecd23c4
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.rina-academy.org'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000168bd76651f0000040300473045022100b59de4a969a03448e9188257608425b938d57da46a9b5ffad5aa78483b38e9fa0220755b1d4ed45d2d0e7a376a4d16761e58aa2b9cf30531265e547630bf0b62c9cc007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000168bd76651700000403004730450220686f7b137242ad437171a081d3df5d67ea2c0bc10b5ad52363f32538e689290f022100afed56f029900760f4b7515389701807c08f8d1852672369fec427314f643a7c
 . . . . [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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