www.okzo.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ad:24:3e:eb:3d:d4:7e:25:0c:7a:57:73:92:ca:16:24:ea 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=www.okzo.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ad:24:3e:eb:3d:d4:7e:25:0c:7a:57:73:92:ca:16:24:ea
Serial Number (int): 320253886174121518342978818793823572206826
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d6:0d:61:0e:20:0e:4d:bf:e7:11:c3:2c:b2:89:80:a5:87:9e:c7:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bd:67:99:42:77:db:b3:05:fd:90:2a:b9:4c:72:2a:2b:20:ff:c6:3a
Fingerprint (sha256): 84:e7:a3:22:01:7c:7b:5b:de:4f:02:14:c7:70:29:ac:2b:b3:1a:e1:98:16:e0:aa:ec:bc:3c:f0:06:c1:ca:e3

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 www.okzo.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.okzo.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

www.okzo.com

Other certificates including the domain name okzo.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.okzo.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 320253886174121518342978818793823572206826
 . . . . . . . . [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 2019-12-24 04:24:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-23 04:24:52 +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 'www.okzo.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 624942676874851131141129996930452223258237500752902918804746959655569906470039275751287922354472071873880271683182448383045028677534576956769506090942740024354885341439112610681931429874647463822235377662706924456339921974062894681131906164024518958432293580685659111101878035944710871167283741423343610557554247900442359362050969184632859864733238109284710511375033066892815170895001923187946459793228211932521964965767247474266116626519698650439599985721318923932163719380372368995106751129052688764056145269195537127242974203330174845932723558428160714983081786507598450185203808340327277194498079028534141989850537165769258276309020838239416504274708604711373858346993047359154838331036838666761703587907927369064237991335781246610427395938927599813383822219866251824847802721241820531015020534515039791679092402416490917918642180992640802053872942787347678544004550463562941222856401306751901419920537595993422262864949719511301448011645965436024807941771648925691588401756411800094701585166558183078570134701507785664312194004824602071507249665131454518861772108306332628794284577148438771383918103130060779644363398708746634663366328806896843319778894618828434100849120266132213633338040489799249445207800744284900181937189743
 . . . . . . . . . . . . . . . . . . . . [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)
							d60d610e200e4dbfe711c32cb28980a5879ec763
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.okzo.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)
							00ef00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f365d755a00000403004730450221009aa39fd418dad142dc43835a775bfac4c9cfbb702309d44ae74bb4c82a165fab022034defdc6d9fe06d5e2d196c2270e96d74a9fc04decfc2daad3185c705993f1c00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f365d76a7000004030046304402200ee130db2262ca048945fa533c4ae4ee69195143860cbf930de385ca581c5ee4022064a5a35598b69188035369e0e67e7e4161f5490ae0e0832bce3da9fa929c35a9
 . . . . [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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