grandlib.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:13:9a:7d:fb:89:07:91:51:d1:a2:74:8e:de:8e:13:6e:20 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=grandlib.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:13:9a:7d:fb:89:07:91:51:d1:a2:74:8e:de:8e:13:6e:20
Serial Number (int): 355119863948738422146895313110710088855072
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6b:c3:e5:f2:9c:79:ff:c8:74:1f:a0:f8:98:e7:82:58:56:84:dd:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 46:e6:dd:44:12:38:05:97:f8:63:02:0e:a0:c7:7e:5d:fc:04:71:2a
Fingerprint (sha256): 98:00:48:50:54:41:00:1e:fd:41:1b:8f:9a:64:10:84:b8:11:4d:b1:08:1a:e5:d9:40:2a:fb:f7:e4:f2:95:99

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 grandlib.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for grandlib.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

grandlib.com

Other certificates including the domain name grandlib.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for grandlib.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 355119863948738422146895313110710088855072
 . . . . . . . . [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 2018-12-15 02:09:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-15 02:09:45 +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 'grandlib.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 769399003300174409182316378199413078765064781521582219980619240321471957719049344556001333189156335432986420753237479083961394758715632886978846762709952098742335919335070476961429030282172243543016714307152502352876473181157994285672009989366194446899944459004006680921850122506641318970557520539033389420906125059622401781795533221464277812260368510205924603521756120062591783986887552511737352396968992952380960077357760613045541813830097249705383750290950708499716755521689513560753112221122683365863036825969942398257686007396104246095940966871431702206787785955348673499951939974418238718252552369229200130548140230513508322317409298251534450775543279211850055586062475787010114206758613103221606522920331530524208995355706914745411059547073818669744763117472222194966894540447468638873368651134847552690930205549348630380409660885296334584716900627944206720672603481543226099749789422782728002246092873574282237396569284007235338190590410958422488778755485098068353259756782590269514935701662984444366796600349780670844381070194878229285185841904207612927980840500523540185551548434807583041962484102353799203613153209621285396571035769971099637424095250452242798288633099234584536277460692317403284272208894006065814386049593
 . . . . . . . . . . . . . . . . . . . . [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)
							6bc3e5f29c79ffc8741fa0f898e782585684dda5
 . . . . . . . . . . . . . . . . [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 'grandlib.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000167afd75b0900000403004730450221009b7f010454a15dc0f8120ca0126aa5ed2312dad2e9fc8aa54f60e72a969c02b402202497b568b1167bec1e5358ac2aec8244b58e4ee4d8cc218befe65729ad46aab600760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167afd75d030000040300473045022100b33214e20bec58390133618f77611239335e46a532bed3b4d4860e11f2a8f5290220697d6ec4bba331c1849fdfd919ee8f0e03a602bc391cd456993dd995079e6f17
 . . . . [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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