ocom.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:36:39:04:38:22:2a:26:30:80:8c:52:a4:73:04:af:35:54 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=ocom.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:36:39:04:38:22:2a:26:30:80:8c:52:a4:73:04:af:35:54
Serial Number (int): 366900179444240577826200916747994174272852
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9c:9c:99:5e:34:f8:a7:29:c2:14:c8:f2:2e:12:6f:67:c5:e1:13:43
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): da:64:b6:f0:3c:3a:fa:1f:15:dd:1b:cb:d2:7b:ed:2a:c7:66:70:80
Fingerprint (sha256): 09:66:fa:47:4a:44:80:d7:a5:5b:12:5a:02:34:64:0c:60:0d:3c:a0:31:f5:d0:36:14:19:9e:2c:f8:83:2f:c3

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate ocom.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ocom.edu

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

ocom.edu
www.ocom.edu

Other certificates including the domain name ocom.edu

(limited to 100 certificates)

Certificate

The complete raw certificate details for ocom.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6eWYs944pie09+94vOUi
few70iFHGyf/obQvDCTvVfkgFO1jgPe6jJiuJwfK04wjGKUtZQZR+pPV/FD7ZtF4
KVzsHFWZhsmGLSenvuvnskyru403zPjQz1smeXRRcz5NTAQ9QFXmJy7xpqWNYz9k
dN6EH+7rer1eUzqlYVdzdYMgy7ey38mfXSLM+Ht0NpV/H7IhaZl7r6lhGJ1sQWIv
VyFl4nTcsNo21RgNkkDX0RuFKqWqvLxf6wgRhD6NupoCX13fOcvLyRUZp8C+lYMw
Ctul73M2MEUfCPgu+tGcoi4BXywRgmtaGRU6sn+4TDXeACMPBVg/Lj70Cmw3n8yu
gwIDAQAB
-----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 366900179444240577826200916747994174272852
 . . . . . . . . [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 2024-02-21 04:04:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-21 04:04:02 +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 'ocom.edu'
 . . . . . . . . [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 29526743308265474992245942457144408974095863324332549483123291565045490274046421314523686515238797200726076545187060964078529225167082902394592747955195632279557821225960544030444975935784104631930094154899388620571830173835778480216237382733482525464919347141143150328264441152073468250069085038793860176286345128835820659522900325796913241476200841448649171343349633142979491970986425794923148764712772887558909328889735852788157520638289233263944185686940727612931114632876152336229250897231601468733744361216070386687278876313288485531074707467580856321514288028554334043239528624945878363095371928233010061422211
 . . . . . . . . . . . . . . . . . . . . [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)
							9c9c995e34f8a729c214c8f22e126f67c5e11343
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ocom.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ocom.edu'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018dca0ca7940000040300483046022100e59732a98b4c5f47b5119d6fce6e9a97bcb217c010a29b5f8e9cb5eab94cd57d022100f6106573af8744af89a03d5c577ad711954fb9698c7f7afdbbde0d7d86962a60007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018dca0ca7c10000040300473045022010aa25c85d7cdc653fe206edc590c9c2fbe09dda0419816b1b9bdfee7af533ce022100eef23f9b023fa96e0074305ceebcde6a62a053c7848e5643f39433b746969079
 . . . . [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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