oumco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a8:95:05:3e:b6:30:0c:5e:40:03:97:1c:5a:18:0e:90:d1 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): 04:a8:95:05:3e:b6:30:0c:5e:40:03:97:1c:5a:18:0e:90:d1
Serial Number (int): 405814663574558684824207577345875524882641
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a9:33:26:95:38:71:10:ae:2e:f4:57:63:f2:82:bd:97:29:89:bc:1a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0b:ad:44:05:50:07:82:fd:47:2e:5d:07:fd:87:10:c8:bf:76:35:1a
Fingerprint (sha256): ce:a0:2a:c7:aa:fe:8a:e8:10:0e:ed:a1:83:a3:8b:1f:b2:69:5f:6d:67:36:b2:e6:93:4b:90:49:d0:72:a7:c4

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 405814663574558684824207577345875524882641
 . . . . . . . . [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 2019-12-11 06:47:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 06:47:28 +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 669187460827099680702423553247524295673426336275154050452990116288551448563232539223242952841308471122394953049114210722603803326567239621413442574986427482219777491541137107132399902742526184024109423153302307751791637978815969871614736475502480746006044801152608479820946509343865279598290491777857042105363900669447383121891303664807442343800251657716276649976897212564824081754238372728609524690314879706192615586694923448792596623509714681935533132464339378511140112652384805517726088885567467881834503910261275233570302077007776159248051092629730036476979986105401590313373042108641789199688326544024526231873346903845855676022992314356928438466011025522929045846217796369050989674888435268317077613033686077935391978645836507208344863079544039849486422120530574900383485609075667226395731574654864395936675867402657331706056630777636902193183530328745772481350703713377887663667420245337754447257071982118982861437475941640918732842627314693512817452894447737575754078040921735984071079984043022005003502494391973898503528329959361563342779150340876189290145002520903231593101456520174230917800260262594164643375975374440480469693279462721092984803434554130099581263047220141054121285905940906621736499157125835283589006044997
 . . . . . . . . . . . . . . . . . . . . [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)
							a9332695387110ae2ef45763f282bd972989bc1a
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef3ed57b60000040300473045022100cecbc9cb57eeffc7869f735306da6df035118f5648c5d595727374b7761be2e202205286f6f16579f05639ea78d1f7bfc520de9d79216a9365fa1cce2c9b5eb1b6890075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef3ed57e80000040300463044022028677e9556fd384e84156e74816c36b4a55b45ad22c729faecf60bfe34b986710220283c524cf386959e089237796c969d91cc8582498380e3b12584923c9176f7f9
 . . . . [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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