www.71421.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:43:ba:a3:5d:73:99:fc:a7:42:c0:1d:b6:83:b7:f8:c5:32 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.71421.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:43:ba:a3:5d:73:99:fc:a7:42:c0:1d:b6:83:b7:f8:c5:32
Serial Number (int): 284383861026010540995602843891661136250162
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:f5:42:e1:6a:b0:f4:5e:a6:fa:b1:88:0d:10:27:53:12:be:28:b6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9c:e3:ea:c6:ae:6f:49:fa:ef:4a:a9:77:57:17:74:58:9d:a3:f5:ab
Fingerprint (sha256): 65:15:ef:91:8d:87:bc:66:ea:7e:c5:30:17:56:e0:e1:ed:d3:41:58:46:a0:94:ac:ef:ed:4e:96:07:df:9f:74

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.71421.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.71421.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.71421.com

Other certificates including the domain name 71421.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.71421.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 284383861026010540995602843891661136250162
 . . . . . . . . [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 2019-07-28 07:22:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-26 07:22:13 +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.71421.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 922761610869529085001616703086912641372471866141554396159867487206255191532233881678053432072890203673178425251444831283063771487093028115266334592530057766373132620792642698440625711460922242225354087035854435876039965078867621363733255652225927437170666748065623384539689932383305075981616406313193419737914750441112189766502094315743400895256074489219773359397773365834689059256000088508928076384347649376421865741610931074151501271142513685464448203258190174555962740989887561577075322680585577741861355649332026009296622635696756904543409061488907299239452155044079479056876277316043557427161044081356720005041505235764152791307639572372057455230229737427657819036185938502900575998951974155743203674282177621629302905732517932626995384925330773242019437443014649745427608162151094755573532765835481796020257939168625356674394198238914869081789971150784547534750811199434748543676396782652168974516022974267347175109683030094944133083629231399634953521598107220764351927922033644741918161369156013966589639965054094383805501256129360243572282167540939956364034875756513409416289823863137334076630044448267214261155970074611828865387864509181674786577340725665154253400127188507049180445881845613004621493935030935176508703437617
 . . . . . . . . . . . . . . . . . . . . [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)
							02f542e16ab0f45ea6fab1880d10275312be28b6
 . . . . . . . . . . . . . . . . [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.71421.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)
							00f0007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c37ac4b900000040300483046022100ba51cfa200e0c34e1b71916e3f0ed38dd79788b7cfdea94f2390df1c63aae0ed022100c6d4c005d99b0d7a2670b7fb80643e74ac80c5dec9b0a658d83e807cd3981ca600750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c37ac49bc000004030046304402203bdcee9bf90ec55911e1399a8970d03e1e8d86feb1240ee077d25f8c0046e8dc02203869559eac22ef2fbc43fa25e04027236f2aba1b29c0761decdb8530586a5795
 . . . . [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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