www.71421.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a8:d0:aa:63:93:d6:0a:50:d5:34:9a:d1:45:95:c2:60:50 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): 04:a8:d0:aa:63:93:d6:0a:50:d5:34:9a:d1:45:95:c2:60:50
Serial Number (int): 405893945503019194784797833389014608142416
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 26:59:95:65:4d:22:4c:cd:23:03:5b:1d:c5:cb:4b:e8:4d:0c:3f:40
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 99:62:a0:80:0b:f0:7b:40:00:42:ce:66:90:80:75:d6:3a:14:ec:30
Fingerprint (sha256): d2:c5:c6:42:31:fc:02:39:e4:f7:ad:39:95:17:52:51:3b:fe:41:2d:54:1c:0a:60:7a:e3:70:9a:3d:53:09:66

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 405893945503019194784797833389014608142416
 . . . . . . . . [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 2019-09-29 14:07:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-28 14:07:24 +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 919506969336651258159321846145367279181089914532286033688659131202471970213994220912306853466042178631575626768184042564506830293759541778158859040293915298302567893165130301614621984120585523114735147377875336502090979016035960908815659264144742261676085535790034396724222365413032059886056128442641160137581989062126777496147077878891072723509064529274819933375857551236698428352270706137062943187899265271265119498442560312866639836592806865043317590384729389156195536766672025093200516402406416172774941513015239625673674728958181728796098067320054764928573080966489838801552915299206115608543076795778033640895829675936455372758631311230742169001609124986302417832371433157390544844377494377711639047982039017852422680116360124727727689684099650682195234021918431560344357572587995107559523382206137393706237902949402875067322607811071363002618806885530561874365870860300070827229481573316895892121379256892782337748893665483831515714709225951459102977329895159743604104099854085965874862590498052043808739157422635991269318349425239865393749237211869430294777628702381261463321466914702521928548190332100990865180011246357308097753278316290859149726666490983689863909079742962757741729740995333234984904066732086172738762192597
 . . . . . . . . . . . . . . . . . . . . [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)
							265995654d224ccd23035b1dc5cb4be84d0c3f40
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016d7d8fe5110000040300473045022100a42c32df910677e19fc6beb075393b34b0312d3e8cea788124e6c68b3aed78610220353e659d0ab6dc76f6b1ae2c0e7ba4151688d8028a54cecf32b3862a715b055c00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d7d8fe3770000040300483046022100a03d5e93af9cfbe96de67f77334622785d74e31417ca2b7b5c15dd92ecd3a05e0221008d951b662725ec41b359fa1a8838e55ce0967ba34a38f9b0fd258df8b10e5cc9
 . . . . [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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