www.bitcoinnewsboard.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:25:dc:d2:cd:b8:94:67:ba:98:cc:e4:22:a9:21:52:06:82 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.bitcoinnewsboard.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:25:dc:d2:cd:b8:94:67:ba:98:cc:e4:22:a9:21:52:06:82
Serial Number (int): 274220830085286316727066277219985177839234
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 29:5f:0d:56:fd:ac:72:38:6d:98:82:48:a6:4a:26:fc:e1:27:de:1a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7a:fe:38:48:7d:13:00:20:13:e9:56:04:66:36:d2:a9:71:50:2a:71
Fingerprint (sha256): 68:b2:3a:3b:ef:dc:74:fe:20:cc:c9:6a:5a:62:be:00:7f:92:4e:b4:c5:7e:a4:83:75:34:5d:d1:32:61:32:0b

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.bitcoinnewsboard.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bitcoinnewsboard.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.bitcoinnewsboard.com

Other certificates including the domain name bitcoinnewsboard.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.bitcoinnewsboard.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 274220830085286316727066277219985177839234
 . . . . . . . . [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 2019-10-10 13:59:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-08 13:59:57 +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.bitcoinnewsboard.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 866407501308333088311099042074156682813359811391064913172422208418810022667454588207624792750512551087377325786468468627101746546501932072627854915192462048790338284580869894773428924326307925543663156492807898764689617941256678903416331677831567853440639464381007536177418994961237397974565790491144893608085741498369827227875611078844060808834774466902004406975927138584971117325806162015219015552669178541530620854600362800057065974156509450114065377914561999908608836166994514460734363577573409182519098147420714643111341511258062797263611767869786367829553071707114491014388255803268302004041446003022777962407263702773726820361124487705760921916899345557290762674536697192479823898304991970845081020767025208944798073731944619045448200047193616709724091596023562989548008076672835818961584801381526619417457359307185944031956092025532056499340318195407810189922783394948736022211703106652103490076875931129839529073383106049966493695627686862260160986417210213601488771315579773749760951647681480416778292189036549824786637098321763735514835604076113891737114892670833392319320505757866283350324820267324061375195107268479009955138796138510853365179503800575552660239380126537431467513489862684689330609842117179211720967662869
 . . . . . . . . . . . . . . . . . . . . [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)
							295f0d56fdac72386d988248a64a26fce127de1a
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bitcoinnewsboard.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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016db62f02bf0000040300473045022015fc682414bdd4dd8e50ca3fde77b7f8e75a96af5de01ab9e561d33ba3337353022100b9312fbfbf59f91624986153cade6dd69308327aaba47825d76bc939a9c04bb3007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016db62f02b80000040300473045022100d3746f76cfde201bbd6ef9533a41b4a8667a3c91f245753f189ce41428b8e28102207fd4f8ff56b91637f853a4792f945aa218517ee8ab9bd69f5f4b70628cd01349
 . . . . [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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