85915.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:73:f9:ea:64:0f:8a:80:d8:70:5e:22:8b:ef:d6:e6:12:76 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=85915.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:73:f9:ea:64:0f:8a:80:d8:70:5e:22:8b:ef:d6:e6:12:76
Serial Number (int): 300801524789076251939023144980998672224886
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a7:f7:0d:7b:eb:a0:00:7e:3e:3a:04:69:11:c1:68:59:61:4b:1b:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f0:ba:2a:e3:8c:60:97:f0:73:89:2e:d1:9b:ae:69:e5:a9:41:8a:3e
Fingerprint (sha256): f0:0b:a8:0a:cf:c4:0e:ca:6b:89:96:e4:b7:1b:50:f6:c0:b5:7b:e6:a7:e8:7a:c4:6b:88:8a:60:09:e7:d5:94

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 85915.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 85915.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

85915.com

Other certificates including the domain name 85915.com

(limited to 100 certificates)
www.85915.com
www.85915.com
83275.com
85915.com
85915.com
85915.com
www.85915.com
www.85915.com
71782.com
85915.com
www.83275.com
www.85915.com
www.85915.com
85915.com
85915.com
85915.com

Certificate

The complete raw certificate details for 85915.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 300801524789076251939023144980998672224886
 . . . . . . . . [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 2019-08-18 05:22:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-16 05:22:49 +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 '85915.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 907308340881262454472255500824827759421665769054211455069860322030059516045311326834408587303706760025350965410626365203532176477075558249947997299353935173279570300039232932054310320610157247650153329846234548748589311925718093745298226383929267990822617333245978908529084500710939529897934101645664901984604812905242013816884503423147675240874302063872058482297917949487562884971550647936053775903688267785517272914543021700852984119546972898030963803902419765292192648323952425447885935182324063003691746567472104567291488189486292680113273513255734006422077550324583334199874922022496129428000860854197058767133577300772160786348960255172605071077599386030937283726732308367034865122694252597247492022899213092591656103130017868732470127096862596634074483510908756938315976776292652015686409883098127073666654761307838043868600697446661272219076860176393285955352303862314611444532791150351927477108637159647464209614799616891471290690116337276751664188566155939469407500839587071642333873174032867815299867960752426486227723854008130121719067933998051698038442329407531108082393285040410678086415019292679967744987253907746063491278439732383519364883758591187455278686150690603558615256804438404787889033930365253962409947141161
 . . . . . . . . . . . . . . . . . . . . [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)
							a7f70d7beba0007e3e3a046911c16859614b1ba5
 . . . . . . . . . . . . . . . . [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 '85915.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ca364840a0000040300473045022028c4217cedcceda82fd9050971914e7d71f3c621607307037dd78bc1b9cfcfca022100844cb24ff749954af350a72c033afa34204b3a4cc93e70cbadc18b1f8738ad1c007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016ca364834d00000403004830460221009fa1cae596d86823516d49d5b443edc5791fb8235cdd3f19684a6cf4fa83246502210092c52459ff55a02cfc34f59aefe4a9ad153bded891f3c5b5512998d7ca6c94dc
 . . . . [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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