oumco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4a:63:32:57:ed:a1:97:dd:48:cc:ee:fb:cd:44:b0:2c:09 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=oumco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4a:63:32:57:ed:a1:97:dd:48:cc:ee:fb:cd:44:b0:2c:09
Serial Number (int): 286649607917252540361902221444069811301385
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 31:52:36:f1:f3:e8:ec:84:08:6e:35:6c:5a:40:47:8b:ba:4b:76:57
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c3:10:7f:fc:24:8a:e5:58:74:4b:20:78:ee:a2:0a:ce:9d:ec:90:d1
Fingerprint (sha256): 56:a2:fd:cc:a6:22:e4:5a:18:5f:ab:08:55:23:fd:99:75:90:bf:28:af:37:73:ca:e8:dc:c8:b9:e8:a6:3b:7b

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 oumco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for oumco.com

Public Key Algorithm

RSA

Key Size

4096

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

oumco.com

Other certificates including the domain name oumco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for oumco.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 286649607917252540361902221444069811301385
 . . . . . . . . [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 2020-02-13 05:18:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 05:18:50 +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 'oumco.com'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 625091959018637369136723459892022844695451956065603126031337739512909712550712795191714550472889092810340881749321492109880442546253258050196735961187408101017870040524216758469357015092172337227088893291553262888406907218505526447512875745901440742876179611341411567348593720595612923341883089140924676993583083299735276603407035279885532181645075110795686114364175054041898609989003458947340025660499082697091273479215331465216196567524174502142430612525650837276115477917112848836871856890102271833337281259983372800975322337632670541366743792715900701029451119765645347530960134059506580061802636279047081695914638082707711161395069374940265129273606867053675977632048829004628882917603047166477785873710757642630083012781145645497202735843535736130401671004902204436165514908709759028164153914439060957545970705946216956878870475429108764348360652922267018083923717922090091324547754738640613496180396742377375367417407478587977237024624865506571136593709209060919163907775652386598309177056526787397494447606061052540948950311621703049784536212649246665426300707659013250759205992089034291518534865644521082693706512631267458328135482594566604930213984796469934633272662705414096799697978746417410694188676772035356039568636531
 . . . . . . . . . . . . . . . . . . . . [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)
							315236f1f3e8ec84086e356c5a40478bba4b7657
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oumco.com'
 . . . . . . . . . . . . . . . . [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)
							00f0007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001703d33337b00000403004630440220073c26a1b088de6b4e03ab131325dee60e50a61b6fdf146e846234565e39b49602201d9f5f5b0f952cfcb5b54b34798b964060253fcbf7735d79189c5479970e1d090077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001703d3333b00000040300483046022100db113cd4ee1eee1ecd436fbcf4ce600a0c8a45ecd0b9ae1d5efdb7c2280eb5e902210090fd0f7d2284d5d7a3735a81e261f5bfefebad2397b5ba0a10e346f2997eed85
 . . . . [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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