library.ocom.edu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9b:90:6c:de:e8:14:d3:b3:f9:0b:b5:ed:f2:1f:1d:c3:d1 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=library.ocom.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9b:90:6c:de:e8:14:d3:b3:f9:0b:b5:ed:f2:1f:1d:c3:d1
Serial Number (int): 314272598788562262771199001746077858513873
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:f4:71:fe:6a:24:d5:ae:40:ea:d1:96:fa:86:dc:77:1b:8d:6d:e2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 15:1d:f6:1b:11:ae:76:81:5d:cc:bb:dd:05:54:46:06:2a:ff:c3:6d
Fingerprint (sha256): 0a:fc:52:b5:f6:cb:84:36:89:b1:1b:59:11:80:24:48:8c:04:83:3a:b7:ae:4e:68:03:77:dc:53:9d:0d:28:bd

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 library.ocom.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for library.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

library.ocom.edu
www.library.ocom.edu

Other certificates including the domain name ocom.edu

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzsGmYOBf6wYjhauHNc6F
Vs7dRa8Sy1rZTozZdB3SpZ3JRnXlaGyoHsJoNHVtFU3yV8kuNkgzuVim2axwpz60
EveaCK+wXqe/TcStbWaCHupoVIYOWIcm3+CQeSv2gt1UswmpTiZr75ywXTqJMSgb
fK9YTTM2v7dbbbexiZQQMSacdSuf1/TnCdVSlWso/nJicGbfDefUbQYzxTbNTniH
6faMzUTtXXdFIrQ72iWehnN+reCXV80ZmMjVtwV9uzjxqsgIvoZRkG8//4PCdy1g
5DGIQCeezJNZs+9JeO1B2JP0eUkXJR1gjsX9BfgX9313jGY3fh3wALAFtoBQtT7R
IwIDAQAB
-----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 314272598788562262771199001746077858513873
 . . . . . . . . [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 2019-05-03 16:39:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-01 16:39:43 +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 'library.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 26100583155496358332743537148292226926263914801220587672449001806445744915044019873971353740741075684366601336340318587385967208565162966944548184769764828944022509520545536002314739267592217505710451604613975953319903941706588867747973899233653411225359524680544217509298776624335846098951819522807791686387430003974077709595590493618630912018598225190558842684703803025840006084237228453479806724374470333498162573307430555991110747132791075136033886670188776718140770240192257153815245056707440859253630105264559477105900069273537474996820797754712089468657854886813637163624923998164873509299277194815766454522147
 . . . . . . . . . . . . . . . . . . . . [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)
							7ef471fe6a24d5ae40ead196fa86dc771b8d6de2
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'library.ocom.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.library.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a7ec7cba70000040300483046022100d3b6fec6fb06ecf4630d87cd4a16d608710930418d77f1cb8a684bc69a8d9449022100afab07c3a247045525d9d403c6c65f3a71b6a3df796989abe937b9369c66a4ad00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a7ec7c9ab000004030046304402205bbad2f6519b8ced00654a502a07b5feb96bfb405bcb0d9442cb9c4550f4baac02200a95ab3ced882348956a8b8905d47a3e7a376fb144141787d609b4010a645890
 . . . . [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)
		008f93a0ec1083dfcc6f85c31fe00eb42f623430df557f0819aac5d5b17ebafa308e100825d4a65612d00c35e3e6bcad99a652c7bd53616da002ecb540172737b89fc6dd76e7f57a9005091725ffdbd42b244831f52a63428ee29b538650d003ad77389125c9d25a1bae5bb9bf2f756b0dc1379e508116fb4e5e6f87911171ba18c7a4b428dfab349ab13a634fcd43a6e1bca82470e46ab23c0180aae87439f5461f855d364af95dce800dc0c1b859a0233816a37050bed8c8cafb5d7925512121ebe577725125004a8c22df347fc4431d12d1cccc9b9ea53cbd7beab0a333a4bfd4bd7f3c41db7ba2b1b32ea84929b6b3f5a13c61301c054e9f468a43a19ac4f8