mail.rina-academy.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:64:81:9e:3f:8b:fe:81:96:45:82:00:d4:03:c5:cb:1f:0b 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=mail.rina-academy.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:64:81:9e:3f:8b:fe:81:96:45:82:00:d4:03:c5:cb:1f:0b
Serial Number (int): 295537386570617774409679555240640400531211
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ae:f9:b9:9d:50:9b:5a:e3:c3:4a:fa:48:d3:d5:ed:a9:a9:61:b7:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): da:8a:b5:af:1d:06:ec:50:3e:5c:31:17:40:af:4f:ac:ff:5d:b2:bf
Fingerprint (sha256): cc:c4:65:7b:c6:8f:f8:b8:bc:19:23:c6:9a:3c:df:f6:34:30:93:ad:16:f2:a1:dc:73:78:45:9a:09:99:8e:fc

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 mail.rina-academy.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.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

mail.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 mail.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt5w1TmwukDUyNGAk6PUT
nKOYMP6yDOFAzA7roHp3zAhOoGmhr3ESYwpaR3ndL6F3JkiKMH85KRaVqEyCVzeL
rONlKNkwMIczfY6Sg1DlVulH9RfTp8RwxT6ko7x0HLCVZtpebmVBnyPcWkYTyzAI
fuqg9+Y08YerhTLVrsfh0sC7VWkgI7tPB5PZjCoOfE50QjD/IbGyBALWRIKsLE9u
xHBXpnDuNlkZULvQoaZRoAnNK50/hC4PgJ2gW3EiPK65CaNmQDm1CRj+LwZ5KtaO
sxk+JL5X+USDdr1r5NUUWe3JD24Ng459Z6DRy6RG5tZpOBGtx+RckE52bXfojjQF
2QIDAQAB
-----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 295537386570617774409679555240640400531211
 . . . . . . . . [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 2019-12-04 22:28:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-03 22:28:35 +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 'mail.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 23178638956873840471594886983417972632648003893942944825439750869275147648699263875381962302013296480790336927529280188207487251764029482938690565580155614419042334972125891222226970007013293859941535207587202029480428960618825460982700609468586095387212894537711390166000871704467299069495592294836861079527005343316481358556687705552308149403333886960175533330230305893647216626524030366513002159278483081659814568338796332892101505325603701429649085618725019039476595272893324663056302460108764773019208616043551115134842779158409975444743597296922055953937229295406151449830588379401358717535413844356050206328281
 . . . . . . . . . . . . . . . . . . . . [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)
							aef9b99d509b5ae3c34afa48d3d5eda9a961b735
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.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)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ed33e72ad000004030047304502200120500c3ff6e43ce6265ba0ec1fe53d6f1626a8a6e86ffcf7b88f1c52cbc5df022100c064b5cb03968d9b77e41be1023b9c0123920ab337c7537e46d7dcdfc4a9779f00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ed33e72d10000040300483046022100a34bb95bb57966224a98de0f8bd30c90af8d6e84d202bd379763737c4f46c910022100c4028fece6efcb2fa159fc06d90f6e6bf9441284aad550814767b6199ad93a3e
 . . . . [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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