backend.rina-academy.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ef:a9:02:23:bc:95:7a:35:0e:a8:53:a4:c9:6a:d9:d2:0d 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:ef:a9:02:23:bc:95:7a:35:0e:a8:53:a4:c9:6a:d9:d2:0d
Serial Number (int): 342888994130091892246253571072239546782221
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:1e:da:97:ef:1f:0d:c7:e7:09:61:ee:2c:55:a2:66:67:b7:d8:ac
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:02:d9:2c:c5:98:1a:73:8f:f1:97:23:cf:88:9e:f4:a6:86:4c:65
Fingerprint (sha256): ce:c6:45:2c:fc:88:f6:83:0b:6e:08:f9:15:9b:cd:c8:22:5a:33:2a:04:9a:94:8f:e2:d1:4c:20:e6:7f:d1:87

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5wuEZdU03I3Eaqq+iCoM
oGb9y6fL6McFuZ+J/bf0I02f9/lGRFQ/99JbJBa/scUxHVNC41ASfYtTSQw6QJSQ
zwLqyp29MuINKGygTn9g81EvqYh63nIcxpZCnAZQcmByWzV/L6ZkbRRKBjsOP5/b
ngsy1/CU/F+FtdZsDQeIqcu8NmpNoR8IulV3VUeKovdSrjqRy86k4ezWUKjDXNCY
/gmmQ0K5rKih486+EtwKCjh8StDUyDhivJJbiS/d26tFF+LAZzlApI0Y9lRCSelj
4gUp0e26lwKikW82tPRmCx9rjTV+6jxMfM+KE2uMlpWa8andLJ5DVEVt1QKyJc9u
VwIDAQAB
-----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 342888994130091892246253571072239546782221
 . . . . . . . . [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 2018-12-07 10:49:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-07 10:49:59 +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 29166727779720025277352158209504764656684228738473192238968104800207618045019850048568294203600296517155183820999982461317171839910368734805024323862362241484882502194232291600007351332194212517334319237202999433631716418699313847604952910463626943872623697231097090219756998251145593491579106916371921110411972777299220920878941694837238416644457543393482640816323082328684671950943170861792717480007207354059664371343726604878309366520790778641311495031142555740268383505866254086121196257712846481912615886978916038971716959229181383930384088525755354425363738556317630357864740916801017821688316513734774576082519
 . . . . . . . . . . . . . . . . . . . . [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)
							921eda97ef1f0dc7e70961ee2c55a26667b7d8ac
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001678880c303000004030047304502201b2415244cecc2938db380b53a2d1b0c640304209000ed85dadb8296f6867b750221009437a150aeb5f090d2465be54b446827b42904ec69610480af2a77e70e7f5543007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001678880c3590000040300483046022100b432233b67b5bdc60a7163f42bd4d6dc26357b29e90a248d7c1d1d82373dfd0e022100f0a9ccb8cd2391610eee6f8f757efa3c2c1bb22da6fa813460cdaaa60cb35c84
 . . . . [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)
		009810560e2337cc49193b51d129c546cff679b555b0957cbbc455796fb65b2743b96ed1336736f69e0abd17deaa9c4c9206b558b3d12d73d3999b829ba7254781a6ae7c6e6a54714a66c3760fc9fcb6332ab6cf345e1c44e1de8381296f75d3d86459420c1237e778d5c62d22ef43537f8a0b4271a483a11b1364623ec78ea0222835741698b65dbbc2300039fadad340f09ef6761b5c28b3779f46bb5ab7c5dcf3ec3190bdb6eea11e14dc1f04f747e16606c2b5f953d761718232556ab4d9b6c76afa8162bf4d418f4b044408b2b75b8efdbe5973107313a59c6e12a095d4bfaea2288acf6ab967c372cc9d315c4af22cf1ca018ab9b11566fdb654d599f3d2