ocom.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:61:59:ea:83:45:d3:24:07:3a:9f:38:e7:4f:30:2b:5f:8e was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=ocom.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:61:59:ea:83:45:d3:24:07:3a:9f:38:e7:4f:30:2b:5f:8e
Serial Number (int): 381576052269989518389189274373454515888014
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 26:75:e5:cb:45:69:5e:3a:a9:66:f3:fa:7d:59:9e:88:65:d3:03:b7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ca:aa:c7:57:ad:eb:13:4c:fd:45:75:45:64:c2:22:2c:c7:6e:0e:55
Fingerprint (sha256): 47:b0:4e:96:43:e0:cf:41:17:22:51:37:70:16:eb:d2:1a:97:61:87:7f:b2:0c:53:a2:ac:89:29:ee:c1:6d:96

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsqA/jZiuCf6ura9LSyPp
HuPkjIUIrybVtCtDW6QNLbxGgBDrZJt9KEuCKIcDcjVru+Uay2cbNiG7j/pXwX1z
AHqYYE79S59ahIpF8O3KVkrahr1R9beARYtlxDNnuBFyJBDd8su+2br25uo40ecv
6U7ztDhZn5L0tsuLf4DZlEQ0tzOQmStyMm0KRPx9FEY5JeaDtaMQ5Bsd49nAjhJP
GLKTJp0elkPLz/VIeVxEQshs2WswSqgatbFlBuPpOHOfeHJnsimckvmWpI/r/hkq
5OUbNmxAC/Y8FvFxmn3dhNm+d9+fZrqTJ5qDxppvJ9g6WR7N24qUDCP0RWNBB1K6
fQIDAQAB
-----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 381576052269989518389189274373454515888014
 . . . . . . . . [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 2021-11-03 15:39:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-02-01 15:39:33 +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 22549439643339730614269676894243609588379169297836052411868983008285043946090228998490321971519868846326530567495272580374281691453009427074309317077924683920022129491359126972254535135254673609535782008874526704157149976503647447584119941158767592790411741337408013192455256435645420011506489476420870403575899334261824544241584341392200100171456883734176240751937446622847457730862950151023686576631345365636139007611820302926941441086319232022739482960732472019952807721909248327320899509444100228676687684533470097851607939867147756972332397597133554549910766775365906650734001601033291965687856357389455752084093
 . . . . . . . . . . . . . . . . . . . . [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)
							2675e5cb45695e3aa966f3fa7d599e8865d303b7
 . . . . . . . . . . . . . . . . [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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760046a555eb75fa912030b5a28969f4f37d112c4174befd49b885abf2fc70fe6d470000017ce6ab8d500000040300473045022100c61d09e07ff5b312f52d4db795b5c25fadcc0e3178ed8ed713ac89f7ba07c61c02204cc693d5a9c46d0ab115de3937178655113e3789cce0777e55118083bfa8653400750041c8cab1df22464a10c6a13a0942875e4e318b1b03ebeb4bc768f090629606f60000017ce6ab8d6800000403004630440220622e59a24c52694bdc3bb645ce27a45a879d4dcd75c3ba30e6843aa054b7d5de0220405f4a11dff1daede5de9941e9662e89a24ef04366aa5fefdc916720bce803fc
 . . . . [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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