www.28951.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b1:38:38:39:6a:cc:de:04:b1:39:db:ab:81:a4:44:41:44 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:b1:38:38:39:6a:cc:de:04:b1:39:db:ab:81:a4:44:41:44
Serial Number (int): 321641565441233817192470266464775245676868
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d3:77:2c:da:8b:14:ba:ca:ec:ad:12:bf:5e:f9:98:0b:27:74:0a:27
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ed:53:d5:6d:aa:83:49:03:82:f7:16:81:2c:36:6e:f8:f4:e3:4d:51
Fingerprint (sha256): 7b:9e:3a:36:a2:76:79:f6:78:12:f1:b8:66:1e:0a:b8:82:de:40:6a:d3:38:13:9e:62:18:73:d2:5a:a4:e8:dd

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 321641565441233817192470266464775245676868
 . . . . . . . . [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 2020-03-15 02:58:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-13 02:58:11 +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 745463948562816214232543487788239237858823196229074135687664495503734818549028729361942000300724118983505311507164329598901413220895725441652082014196916579183480401898093058762423795087963197610661556988901756505417241250761577308922929248328602173426217917606035611855575323369763015516542943414122422855795191700802318916487194722499103323234452486794334399095917472542654926515384920205529464122519163271327896127846762168414312546620733869129943467186859234766483224915356417898521307471797962807791718110527533045796183334255503589051270464038157427639050257324121232699105782601484748435148796764590502219735678844334147359404874219251575730491174084330962674553244323019943537216940611946644471091519877609564198542498371038489533777335023495867572715809120598571932311686690020003681875494580347036070727915189373680824582135951376501843580832478641410864431460318320143273148124424535744276224399367612411375471574507369373759518269438072366042453701997910781650737539588761392673472370778895839553431888953283312604575882029145971485172702647587405963016357279659922979604821221954831074639469923323619291150203966736286147361318071876615861850802453398534277126209997173253303181800031360310208145134994147641860466107309
 . . . . . . . . . . . . . . . . . . . . [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)
							d3772cda8b14bacaecad12bf5ef9980b27740a27
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170dc5791060000040300473045022100e373d1cb9597080b37640cfceb17bdaa19b45c985b21f6b1882f6c2766af3797022026d31c87ffc7f5fd0581e50263715e3030da557adb356d47e4a30191a9a1471a007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170dc5790fc0000040300483046022100e92346db02cf7f1451bfbddc7296905441450955b09a927cbd838fa3e0dc92e3022100dfe2deef32450012d75e5dee125c5636f3f978d6c1f5ab95cf8ea70c548dfe7c
 . . . . [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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