backend.rina-academy.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8c:a4:79:95:63:a7:90:2d:ed:dc:8b:ce:23:44:83:17:32 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): 03:8c:a4:79:95:63:a7:90:2d:ed:dc:8b:ce:23:44:83:17:32Serial Number (int): 309195013853415211073906933915931010864946
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a6:36:31:52:28:e0:ec:83:85:be:98:fc:5b:80:d4:1c:01:00:4a:87
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 35:62:a8:0e:14:3b:c8:ec:73:5d:3f:41:b5:bc:61:60:b9:ef:c2:d3
Fingerprint (sha256): 1b:fd:0c:fb:7e:57:a1:00:e9:d2:78:bd:1c:bd:0d:95:2f:09:34:e2:21:07:26:f0:f5:2f:bd:d5:e3:fc:c7:b6
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck 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
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backend.rina-academy.org
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www.rina-academy.org
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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
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backend.rina-academy.org
catalog.rina-academy.org
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backend.rina-academy.org
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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
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backend.rina-academy.org
backend.rina-academy.org
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backend.rina-academy.org
mail.rina-academy.org
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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----- MIIFaDCCBFCgAwIBAgISA4ykeZVjp5At7dyLziNEgxcyMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MDUyMTU1NDFaFw0x OTA5MDMyMTU1NDFaMCMxITAfBgNVBAMTGGJhY2tlbmQucmluYS1hY2FkZW15Lm9y ZzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAM/aI6G3EU50qKHG9NxF Ccxh1EvjJ4srEwDXLx9Qs+MFVje4WGS38Ga++TAfJjrLuxvECcuSvldZ+PUj5RKe F70Uv6LRhVhXsjDWSN1qL/vM37ceP9hdrW3Er0v4a0wd7TEQEW+AGZoPaCTVNWcb V3vYoVK0/1fItqClbMTnqSYp0CeV8ScOn1zYQAqwc6R09BkKvi4UNulEqECK16nK HEuQymGDJbqlnrzMacn34Vm/V7HGs76n8tXqAXAbPM1OyOKncbkDy2UQq6euH/LG azMuy0SO1r5T3W3g+NlHSFsrey2rDjYekepiJEC+IFs1B0amXeNA2+rr8f5Tmkpi V1UCAwEAAaOCAm0wggJpMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUpjYxUijg7IOF vpj8W4DUHAEASocwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYI KwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzAjBgNVHREEHDAaghhiYWNrZW5kLnJpbmEtYWNhZGVteS5v cmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQC BIH1BIHyAPAAdgB0ftqDMa0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWsp 2uxeAAAEAwBHMEUCIFMTco9y2eexD9hgBQkA2WZlwwWilQtAiB+i7um8haCdAiEA vd/rHJ1YJ/FL3YNwFbBVtmjoahPJPShS58QTmpb2Qi4AdgBj8tvN6DvMLM8LcoQn V2szpI1hd4+9daY4scdoVEvYjQAAAWsp2uqFAAAEAwBHMEUCICeekJBNxYhT/Owr itWriFO0PhV41D3QPx7qorr5Qb9lAiEAsCWsSJObfIQS5KR9c3EH3oPxwGYzV11C aFvNU0xJOKowDQYJKoZIhvcNAQELBQADggEBAH19EGOGXH617nAxKBfAkcxlNBHj pIsKu1HmzqE1It28KXFGdIrPxjGJ616svIdPEq9vhbn2U6/pgBBidjKtiuWFcbKE KPkUL220WuDXbYF6vCj8ZqyciozKyXztMvIwZLcZsrHHK6dFwOo7CnVrkBsPnfCv p4F99Y0XlJcuqZlPVFFn6iUta6jy6HXnWJO4oWI4UwVfb32nicNrI14ILhfHdGsK E4jLZ9S4BuRL5lqQfwZlQ7u23HgETTIRZK1xsY+OkYsAOw+MhKfHtXpTDhIXhFrK lj7YMTYizpshJavfj5fwRSWDu8Op/NGFczUGihFXMNFup/pM82t+X2FyF78= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz9ojobcRTnSoocb03EUJ zGHUS+MniysTANcvH1Cz4wVWN7hYZLfwZr75MB8mOsu7G8QJy5K+V1n49SPlEp4X vRS/otGFWFeyMNZI3Wov+8zftx4/2F2tbcSvS/hrTB3tMRARb4AZmg9oJNU1ZxtX e9ihUrT/V8i2oKVsxOepJinQJ5XxJw6fXNhACrBzpHT0GQq+LhQ26USoQIrXqcoc S5DKYYMluqWevMxpyffhWb9Xscazvqfy1eoBcBs8zU7I4qdxuQPLZRCrp64f8sZr My7LRI7WvlPdbeD42UdIWyt7LasONh6R6mIkQL4gWzUHRqZd40Db6uvx/lOaSmJX VQIDAQAB -----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 309195013853415211073906933915931010864946 . . . . . . . . [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 2019-06-05 21:55:41 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-03 21:55:41 +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 26238897569882573009635113143833945829382745794451489580194396508236553213527171907083820933308059713719178355853198127040145253421227962122093625318778836571568104140537724966692729857500587279149704598248939064466188430993330420913610799069422059696323793507149199785380769260159826610430247412625973705174256813796062764752105427099600697128390272248130913019530599212863098519043498388756723581423144317729123106427381993986746301094147358474368232571905072333246963128466012382705014520494959335795442061908896512998031589540552446210537613350488415677088680198690085431850128435565719204586152407321324508305237 . . . . . . . . . . . . . . . . . . . . [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) a636315228e0ec8385be98fc5b80d41c01004a87 . . . . . . . . . . . . . . . . [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) 00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016b29daec5e000004030047304502205313728f72d9e7b10fd860050900d96665c305a2950b40881fa2eee9bc85a09d022100bddfeb1c9d5827f14bdd837015b055b668e86a13c93d2852e7c4139a96f6422e00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b29daea8500000403004730450220279e90904dc58853fcec2b8ad5ab8853b43e1578d43dd03f1eeaa2baf941bf65022100b025ac48939b7c8412e4a47d737107de83f1c06633575d42685bcd534c4938aa . . . . [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) 007d7d1063865c7eb5ee70312817c091cc653411e3a48b0abb51e6cea13522ddbc297146748acfc63189eb5eacbc874f12af6f85b9f653afe98010627632ad8ae58571b28428f9142f6db45ae0d76d817abc28fc66ac9c8a8ccac97ced32f23064b719b2b1c72ba745c0ea3b0a756b901b0f9df0afa7817df58d1794972ea9994f545167ea252d6ba8f2e875e75893b8a1623853055f6f7da789c36b235e082e17c7746b0a1388cb67d4b806e44be65a907f066543bbb6dc78044d321164ad71b18f8e918b003b0f8c84a7c7b57a530e1217845aca963ed8313622ce9b2125abdf8f97f0452583bbc3a9fcd1857335068a115730d16ea7fa4cf36b7e5f617217bf