89190.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:8c:ab:35:78:d3:53:f2:f3:f0:42:c9:78:d3:fd:da:cd:87 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=89190.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:8c:ab:35:78:d3:53:f2:f3:f0:42:c9:78:d3:fd:da:cd:87
Serial Number (int): 396316250725617370128039737086606743096711
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 61:0e:f4:fc:e9:a9:ba:74:a0:31:76:bf:fd:a4:9f:2e:57:4d:86:f6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ea:2e:29:a7:24:3a:ab:e5:44:bc:4e:d7:35:0d:5e:f2:a3:fa:45:8d
Fingerprint (sha256): 65:ea:af:d9:da:6c:89:e7:2a:9d:2a:1d:4f:94:c2:40:f3:28:0d:7c:08:b8:0a:22:f6:92:b6:46:0e:25:18:91

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 89190.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 89190.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

89190.com

Other certificates including the domain name 89190.com

(limited to 100 certificates)
942.me
www.71610.com
89190.com
www.89190.com
89190.com
89190.com
89190.com
www.89190.com
www.89190.com
www.89190.com
89190.com
www.sellerfy.com
www.89190.com
947.me
89190.com
www.89095.com
www.driveswitzerland.ch

Certificate

The complete raw certificate details for 89190.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 396316250725617370128039737086606743096711
 . . . . . . . . [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 2019-09-29 07:40:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-28 07:40:00 +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 '89190.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 651435854238881710980308569246807104981447761609199035656446922317812962412400299191259458317479580702675114770488143792993155581740525711849807631163958821064905101234258823090735935983379316973308656273524751769887857315418438566503116779251900621735913956127008791654387879603494679055109495861759459716062617981212213204835172246393644962815825433920297940696912872807289521178073252927233732486279033716685991147712741385522851702520122318826942591429576411475200041727685986686676351992090750931504462152812475322920714882486404460666296358679603591940732895432549966258955752483922395711767023577588285783157793192534275514072885770738510349303253725270701849803529702712394505012109806528197668421242860643798694184798700547014077092064454476860268489301725338744165101472202959491883872320892401882434379537480943849143524876948410876172732281817617159726376556011995433132495055561619501876668646596503457452172636929252948504574690276291522562347225328032295834956243517856531604369227585788218683130119698351103390736802383337944591139605979931504300167121998781214853100058663832593511918504497496508297476353407028214761179651256346228148737699847785356197287638183074039187612319342058171409031389625221237572732423721
 . . . . . . . . . . . . . . . . . . . . [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)
							610ef4fce9a9ba74a03176bffda49f2e574d86f6
 . . . . . . . . . . . . . . . . [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 '89190.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)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016d7c2d34fb000004030047304502207b92db19c9b83d89980dcaf31394433f12dbc4e8f53db084235fd81563f3a741022100c8f6e44a9b57c8dc72398ac959f392f8fe5f9d88cd5fdcbe3fdc8b458847e51f007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d7c2d36cb0000040300483046022100b2b35ac4f0d91401945e57ff824c6c6d253c112e6a019370edac74dbed45666c022100bae0b19a17cffb51721a616a9b6ad6876ae503c7d3cd1361863a4195e182e84b
 . . . . [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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