28912.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:63:21:5a:62:19:3e:99:db:55:d7:a1:ea:db:0d:56:89:47 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=28912.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:63:21:5a:62:19:3e:99:db:55:d7:a1:ea:db:0d:56:89:47
Serial Number (int): 295069145940708037473799583393329372891463
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 06:67:1d:7f:59:50:a4:4d:62:22:a6:e7:ff:b3:fd:ec:e3:dc:e0:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 83:c1:75:1f:78:99:39:c3:53:60:08:19:c6:e7:80:d6:92:63:34:6a
Fingerprint (sha256): 46:3b:e0:6c:73:0c:63:a3:2d:18:c7:76:68:43:c0:d9:7a:5b:20:bf:fe:6b:ed:d4:54:9a:cb:d5:6c:37:ac:a3

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 28912.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 28912.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

28912.com

Other certificates including the domain name 28912.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 28912.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 295069145940708037473799583393329372891463
 . . . . . . . . [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 2019-03-23 19:40:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-21 19:40:40 +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 '28912.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 822889597928042839213230151430435702783482715834547408601875803251325825356868511424970676094474159026218832039644936411620917962064077281971188715570505021101889941947683394878637740477548598149953088203139039557640115763722500716658864787141338554166468949199034702685004777122951133269053444601878471355473944152981112461767696802342241899159096074339140531412064181978690828698514329454662147124304428115598396748131221050942718809739186510464142357820828970846616954500454985338744598900137624252442020349415727008353792837107629926043906236593129107159170845049063327028020621228536651110932894517970953298673010416222926611148764529919929569513536145486207720334334101153878570717586947646091833161203586038555668645624891905358214963260106955455901065366868063003349833832168017953346332579700794974543654487108821336216431709459180827415005568897236924241185786031361734568441802613841294828718826512311785043393014405402647219866452878766056570609546347231133549760946071157940108943800169453457938489300559654366600769353368434024089120286170304672314529077543797421683128546906473699092507997038922264309109512344515123570308498345706636012240388427236876344700134608476426370985913909037400053550035048815161537022519823
 . . . . . . . . . . . . . . . . . . . . [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)
							06671d7f5950a44d6222a6e7ffb3fdece3dce081
 . . . . . . . . . . . . . . . . [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 '28912.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169ac48b6d9000004030046304402203475a2d40252757136590c71b6271d1a38212581e85182d21550510dd665cca302206ac49503df6986192fe246d4f0532b5723c166aef7403587ed34da0a599f19dd00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169ac48b736000004030046304402204c52ee49056e3fa8cb52baf05af4e309d207d35b95ec932588a9fbf19ada9e290220563ed4a8adf9fc821653ce281888353e547994a03edb859e0d8445f1b7fc8883
 . . . . [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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