www.28951.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8d:71:e2:89:26:34:30:88:b0:62:1a:38:bf:fc:9c:16:f5 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): 03:8d:71:e2:89:26:34:30:88:b0:62:1a:38:bf:fc:9c:16:f5
Serial Number (int): 309468050535463725423156178252768527259381
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 96:5b:43:e0:87:e6:08:23:67:3a:9d:ef:38:b9:30:b0:8e:f9:29:71
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2e:59:eb:74:ac:ee:73:26:a6:b1:b6:9b:09:5f:32:d6:54:2d:32:ae
Fingerprint (sha256): 2b:b5:ac:b4:99:6f:27:0b:44:7a:9d:aa:51:60:d2:cc:fd:ec:e4:9e:32:d6:01:d4:75:c6:ef:a6:2b:9d:e2:c0

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 309468050535463725423156178252768527259381
 . . . . . . . . [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 2019-10-23 15:01:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-21 15:01:19 +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 757654978481898082423583163671642623293061763414041760715728008921448133277618670141132941938624377532844289514855888614859460563881818898118817962007613780969088070074201188079244675627421303742772361632789071431613859586182144187499931361631912091229840594155394303930791637179570436838252554858783160749759893418275691072319489645360452613745333939129334978376307675648888565045589295630874655185976752917784007028217757988207686453198274707191492572061030149333576882571375422621198634234092846675869032020107532414097967686328857760547188957320929628421071201887410203820687903298834916060047752043324915877295449357028320618446250000272772817962791475233520195058260589328216211737719598081735060775619324574025092718577178371486545596235390035246157496165560332054157474386167328264575992326899791615079173006007850398165320419576051532854786782939489066595588546656103637690738565995671333458942032544911955424651727866185869998093620483559072301398844702293295583995162233006905995804367404967662469056243312447352147834487394342360594579398634118053508114988624160245166365407404365688963378035652064506825120714502514668644160383781797975053453020710330019684279113236077794093115823769846086818218673674951806769100551791
 . . . . . . . . . . . . . . . . . . . . [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)
							965b43e087e60823673a9def38b930b08ef92971
 . . . . . . . . . . . . . . . . [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)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016df959de800000040300463044022001e50e718ece788da681e99fc8ed24c20aacd3277a7172b1d0d885dc92f805b00220121e89b61d84050fa873e03ccc367cab0c0025cfee8e4b57afea6bde7631c671007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016df959de6c00000403004830460221009693a9e0dd180dfb1c353fa5a14c89921c6e86f20363ef9ad6eabf2347d7eff70221009029eed35d7547776d010538d7c1035090320acafe8f9753f7f7d6e03bfbda51
 . . . . [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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