28912.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:73:9e:fc:fc:30:dc:cf:3f:75:47:e4:5f:84:a5:be:18:3d 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): 03:73:9e:fc:fc:30:dc:cf:3f:75:47:e4:5f:84:a5:be:18:3d
Serial Number (int): 300680661588369539893024498593313008261181
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0a:37:29:0c:86:66:57:35:d6:a0:b4:30:c2:42:66:0d:39:79:d5:fe
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f6:69:68:cc:46:ff:dd:50:8b:0f:67:2f:02:60:b8:6b:87:fb:4a:78
Fingerprint (sha256): 99:7f:71:0a:2e:da:55:4f:1b:39:48:9d:bf:2d:de:98:85:e3:90:dc:e3:c1:35:7d:94:cb:b6:c5:f1:16:49:53

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 300680661588369539893024498593313008261181
 . . . . . . . . [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 2019-08-29 03:52:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-27 03:52:03 +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 870077798480464505874728548654074430463652134787339206772228027393185139764658022165923212577475840111476956383972390095011655004275125327072688674324249773101900493489337551162880643735383222509921473750486504108899460342042423470630900954586837803920951638766934591435973291943992321274809097115584456106165365053541031147018452766089086089527912028060797499804823191790532721073047680523440701727729143562294355706438611316624373809103047325256833813056970363629613545061163069253928486107575054995664957287527832136135883352771580459019822536295455625435216950387807775220060858893276442268536490683463997534363820495717628013050070439986321990722816087141332543325518897848171918605217332428892235669526137472750556325337066742289289438858709769894422368759076516824952980663190853545084108054141435703954423025142025474545864212789310981689483082113806641333091973770878184016521618495820403850595966837017663709750586065587780842798142824993042670912506726956244484618962701240618952828273225518330641298951501544193118952927879650286634797522375200617633214867783743408955413833797571374969624530061763546310988186912590596191355026185587260032248110874118441697583991811083681861183515056690970680069831565368663487284665571
 . . . . . . . . . . . . . . . . . . . . [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)
							0a37290c86665735d6a0b430c242660d3979d5fe
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016cdbb75e7000000403004730450220175eeb2ec961a9f96074da99b9e64152f94ad975b2ba6e398bf2b9ce5ae82ece022100d74373b2c18e585e37d10940088ba0cdc89d25f77020e8fb85a41dcca9a80ddd007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cdbb760510000040300483046022100bdcb414dca0f30070453120277a9bf058763219fac45a914efb470a55b8f948f022100dbe2b81dc4578438af1b8af713b7b11c2cacd62e1bf7dc813e2cc744c1e072c5
 . . . . [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)
		00129a50cef30d21c1748b1e6bb29339be688a1a59e24f15b9832a5f86f2cb1d9dc935c40037488a92556875e220f1773d84774aca41465cbb98a231722f298fe860e0d3c4366e020718841af5ebc420831b0618dd08a588db5278b58ff29865ac9d4052e0814906c21ff1231bee82f6c5ff76625b45c4d0ec5ae4ced3262a26152d68b982d723a2c9138660abb22bf15f60ea98108b34234984c8de8a05c6e5acb116400a4a957190e977dda072b38265516a79fc4eb7d0b66d85a37b00f735ac3ee2bd250b82e5b4f6d2df630ec62c196b67049f33c8b6a6a72ae452556a5b2b3bfa510f82d38d879083c149bec7ed2c42df9ef78e98ee2050ce838f54c85e10