www.hainanventures.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:af:cd:32:02:2e:84:9d:b9:28:a6:0b:ae:9f:94:aa:0d:86 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.hainanventures.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:af:cd:32:02:2e:84:9d:b9:28:a6:0b:ae:9f:94:aa:0d:86
Serial Number (int): 408271309336434409567910092648581845093766
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5c:88:37:7f:90:16:e2:d9:0a:cb:61:b4:9c:a4:0b:57:35:a5:5b:73
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6c:4d:cf:7f:9a:62:ba:e2:be:36:cc:e4:9b:25:52:e9:b6:a1:c0:3b
Fingerprint (sha256): 97:f9:8e:b9:43:d8:14:7e:2f:51:b8:36:9d:e2:3e:9f:60:16:c8:87:84:18:38:20:89:f2:be:43:85:5c:ba:ae

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.hainanventures.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.hainanventures.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.hainanventures.com

Other certificates including the domain name hainanventures.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.hainanventures.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 408271309336434409567910092648581845093766
 . . . . . . . . [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 2020-03-30 05:15:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-28 05:15:19 +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.hainanventures.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 869433803054943997673261417413469735893339990748523544129873406089480095331594054381428998519590956800730839013184315063381870727563974617306643043601220513735642953396626128014465593751738415518870865774836678071649557402729089918676237372846925052735760583522773555220536740116232687999574308864084524784927006898869792671807276343762357740917356867516819441385881184292948032933966607161961251930157772881594573059738309535919975136919973156963904449863004843984401551287596278181101388049754854005314061145089684527673622391141576749979237907142475026349617056221095450743985896857832283767655687091675774388789220489362686283219376196570501374108004678654540083485252955903759276823328654646723824227257279990713389479495380528823295616731601145746107922021039262822245578304205156625935861570712191687026445541650101130905054546226875724329186911208734121244162488040451689107948257559736814056615232126254924258033677386798709100055454280158985430860358852909936089428242780330992624042389872721686280579247817528623365087246703650648039049064679683245281223911748695176961377042941208313077214379825903903057354196010318957549700352066085503304081826551774169863734122569862489770728135836486218662015647688245100938336986281
 . . . . . . . . . . . . . . . . . . . . [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)
							5c88377f9016e2d90acb61b49ca40b5735a55b73
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.hainanventures.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)
							00ef007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001712a1482cd0000040300473045022100873364fcdc140beac0f57a4c3ac9ea486b1420d9d66b9beda2eee9d78912057e02204eb800e8bb1dc667a092a463b916d421df597031ab998b0b5413d634d6f0006b00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001712a1482f800000403004630440220036d683225ffa88e046546011a5a7d6771c604175dd6c7cc059866c13598e71b0220668839b20203e9e9fd263a7d946dac06b7f95b2a6ed7f4f054a70c7ecac70a85
 . . . . [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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