www.28951.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cf:6c:dc:3a:45:ef:f8:17:b5:74:a1:3c:74:b2:26:e1:cc 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.28951.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cf:6c:dc:3a:45:ef:f8:17:b5:74:a1:3c:74:b2:26:e1:cc
Serial Number (int): 331920007858689417521335513748227190350284
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 85:0c:d9:49:ca:c4:f4:92:e6:cf:94:a6:1a:44:b9:78:17:14:94:77
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): df:08:d0:5c:c6:4f:08:01:97:17:30:db:9b:24:e2:44:a6:54:cb:35
Fingerprint (sha256): f7:d3:6f:b5:be:d1:fc:7a:61:94:40:ec:f8:a7:de:4b:45:3a:1a:d8:c4:1b:ae:54:60:eb:15:e3:4c:c9:a2:e8

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.28951.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.28951.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.28951.com

Other certificates including the domain name 28951.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.28951.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 331920007858689417521335513748227190350284
 . . . . . . . . [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 2019-08-17 19:43:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-15 19:43:13 +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.28951.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 761754612998049042884523542832796146323183871564964090563122895118513797363130434476732223232913029292871765357827424887284886628334887374811554821288137026052460416135285520851272468557796218582662621545935257329776832418488918690447928371004247040462966333793456957034171274100958999684116275167284022102624483049926463451044356578489846279119565072850506666121340367547072742106109018742423752504647613613440565879967681741015127640476829960453158601515320263515769997041868413697301367088730091926600281719581546231650847911520616786928556634639615791050792401878686578500211492346173800293214478519287299269221008145879686516646283207634908384966415641873039581893599362021067216578269348639023124845221733676308806678146100717427654281560923959474385922880289148243337046842381810914084280715390675598822410973542446199484037866341759379917985013181981894403007066917752236138327500063613814522255738793345399569452178645084236366346016810111491340073956352658551231225601070124357668592296263072309338298691920454186626194070194244747317359262222121305513427886754827268460031617374487953855764276791385059667231315474589190997072397504384302476583607350426739440879575490140985568964701689419408516767503812497562567444976391
 . . . . . . . . . . . . . . . . . . . . [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)
							850cd949cac4f492e6cf94a61a44b97817149477
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.28951.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)
							00f00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ca151e34c000004030046304402205e9b6298d50d5a113e2bb4dd5815c41441a45a612c4870dd9b5f267234e6f4f402200fa74bb28cda4224ce9673b994057d5b20e09c3d01d5466f0fd0292a58505c7500770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016ca151e2960000040300483046022100c988afe3fabb078637be8c3c61f3ce66b07f56c7053a68ae6a2e6854d93156d6022100fccc88afb059a7ad25c0106e4db7d4a47ab340e763854278a4d0809ca901128d
 . . . . [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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