www.thinkbook.com

Issued by R3

About this certificate

This digital certificate with serial number 04:43:2f:96:de:68:b2:e0:38:b0:3b:45:cc:dc:a4:2e:37:45 was issued on by Let's Encrypt.

With 10 subject alternative names this certificate can be used to secure multiple fqdn's. 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.thinkbook.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:43:2f:96:de:68:b2:e0:38:b0:3b:45:cc:dc:a4:2e:37:45
Serial Number (int): 371311319382064555219701994582270842648389
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 97:a8:0b:84:dc:d1:03:25:53:6e:99:ce:1a:b9:8f:4e:84:29:93:e6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b4:b2:f3:4d:99:d1:5c:df:79:f6:2f:1b:2c:d6:8f:08:db:8a:d3:47
Fingerprint (sha256): 01:05:8e:8b:35:73:35:19:6d:a8:c0:86:f2:94:dc:65:0f:0b:a1:d8:87:e9:e9:7f:e0:22:04:e7:c0:48:da:5a

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.thinkbook.com

10

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.thinkbook.com

Public Key Algorithm

RSA

Key Size

2048

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

accounts.motorola.com
ievents-us-hls.lenovo.com
mbgtest8.lenovo.com.cn
stage.hub.lenovo.com
thinkbook.com
uki.lenovomm.com
us-east.smp.ciot.lenovo.com
uss-us.lenovomm.com
www.pcsupport.lenovo.com
www.thinkbook.com

Other certificates including the domain name thinkbook.com

(limited to 100 certificates)
www.thinkbook.com
www.thinkbook.com
www.thinkbook.com
dash.lenovo.com
sni47712.cloudflaressl.com
sni47712.cloudflaressl.com
dash.lenovo.com
sni47712.cloudflaressl.com
sni47712.cloudflaressl.com
sni47712.cloudflaressl.com
www.thinkbook.com
www.thinkbook.com
sni47712.cloudflaressl.com
www.thinkbook.com
dash.lenovo.com
dash.lenovo.com
dash.lenovo.com
www.thinkbook.com
dash.lenovo.com
dash.lenovo.com
www.thinkbook.com
sni47712.cloudflaressl.com
sni47712.cloudflaressl.com
dash.lenovo.com
www.thinkbook.com
www.thinkbook.com
sni47712.cloudflaressl.com
www.thinkbook.com
www.thinkbook.com
www.thinkbook.com
www.thinkbook.com

Certificate

The complete raw certificate details for www.thinkbook.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5F2AnvYrabXsTUyIPpqE
tTaEOHPBIxp38kJGB0ZNFpOub3De+iUGB2Q5SDh8xZMVkTHFTTI9IMgfPhSbB8Cz
rkxfRCCYrcfxZ1lHn0wtx/fAolPixTEqpQszOMIr1ewrUvSUBRxQQPBn0hq9yW1v
fX+nBvCeg0EMpYnhhU6kcdJBbICRx5a5VSMAwlz8J5GvNKX1yU4XMm6opGtJ2Gyf
Czl5suElTwmPocIfQFSK8eoVbGnWtYlF5BOxXRGhzwZUAIfe6YoHMDI3luNmyzbq
glZ+l3PMADykW1v1uPpWEhaMBfKyL6fLb6/W67iQmqHEsWIxhh+TVK4y3C5GKxZw
pQIDAQAB
-----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 371311319382064555219701994582270842648389
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-25 01:43:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-23 01:43:57 +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.thinkbook.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28828441296765669211674158687242388377043537594006172861025963695781988148810460250147560888818010744835896088442696158543247314642933596610939281880469459835322598757626132232470527889420620549103266033921593660769371416966315866104019309166323986441486707649208611891513855607459933067157796489648131210171172204562815862794025170356215743600643797585772326180132601342776838330521368861644586782870460530899804677010017198975159320579347236814716660722807940022958620385354912168639921082718076131626239104018169486527796782841853617569722274708107379950705702151800554284599241848360761688234829641281203068104869
 . . . . . . . . . . . . . . . . . . . . [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)
							97a80b84dcd10325536e99ce1ab98f4e842993e6
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (227 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'accounts.motorola.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ievents-us-hls.lenovo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mbgtest8.lenovo.com.cn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'stage.hub.lenovo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'thinkbook.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uki.lenovomm.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'us-east.smp.ciot.lenovo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uss-us.lenovomm.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pcsupport.lenovo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.thinkbook.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 (12 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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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)
		002e6ff48d273f18c3996cd67f8c26e612bb40274feeb6ef54afa8d6dcf304ecdea67d4be5dcee181a6f1506768911379e8be650aff166e23bf3c0562cad6d38fe0710d634d2d9aaac034b8fc39329966818237ceeb0736f3a51c389048027ff1cfbd13f624c379a5e19e7e1126e14526495e3eb08cc9221760b676e9afad580cdc5af0d893d7ac0853df177c65bd11f7d1e1f2827b478320ea718b4cc8faad57bb893bde00a22c3a94d36627751377ac06cd52fb6639908a41f4cfcd6eb0f05babb47eaa8d4ad6d6685fd8d679def67eca6be8588fca58c7a2d4338dd5188a32cb99a559474294e31c9f96010310accefcadafb6e0fee604d1e8b069907ae4219