www.42057.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e9:7f:d1:68:8d:03:b8:42:bd:61:f3:ea:7d:6f:3f:0a:c2 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.42057.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e9:7f:d1:68:8d:03:b8:42:bd:61:f3:ea:7d:6f:3f:0a:c2
Serial Number (int): 340792548553910440928506077969959708723906
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5a:02:75:5a:f6:2c:39:f5:28:78:ef:83:25:61:0b:62:92:e3:8b:62
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bf:1d:be:40:2f:c7:1c:7b:92:58:af:24:7a:b6:f3:f4:b6:21:8f:4c
Fingerprint (sha256): 57:1e:b3:de:31:54:20:7d:c6:21:ad:80:e7:c1:8e:f4:8d:53:c9:d1:b0:d2:a1:76:7b:b5:31:14:c9:9e:52:1b

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.42057.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.42057.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.42057.com

Other certificates including the domain name 42057.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.42057.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 340792548553910440928506077969959708723906
 . . . . . . . . [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 2020-02-12 08:05:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-12 08:05:23 +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.42057.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 671494986602270491831301371801363525119440948966465936404807791593135759487659193882395074742276930605051652118930998985898500421115732865378630989925319185784775349030281050629171038742523375327054048955498672059261969286051036286324396637014103876210527005921250621482992180334794896854804698711874412842116468026944751474640412758207954311766054919648975371014057626772270505629704683923183262998043286775146509940347545415000661683209325867435115554152028372271966048260255916569267321810786846833985587464796381571606892254466279490032203299430676442113734272089804818841354258829586738727995296742463768180046653266576451959152449585764783152803594622404417383272259411926565444193261747915663914615145058554272373345073779781863031603082543962915743349772285088805650245812702989211870374352450220676998608377012882869854098849513999660990078868331215255675471758672742389053303565264074331630981551362239693076794793653716476194460731226008660078432910257803800467007171984427473232866438452257525102819585189308022379861240887761827973220214424703159992485480179933655333773249483271362629515990886777936268699486716369164264531715059896520092548091444004919908057293885749047946703514724008537221450709339506284613369580947
 . . . . . . . . . . . . . . . . . . . . [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)
							5a02755af62c39f52878ef8325610b6292e38b62
 . . . . . . . . . . . . . . . . [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.42057.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)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000017038a5533f00000403004830460221009076d031e1dcc688b8f5cfb8e5aba1fd5ca6ab8d2ba8bedf46a1de38ca56a208022100ba7fb9669a571871cd598e95e6cc986f62c91f999245259ab5eba5df8e6f3ad8007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017038a5536d0000040300473045022051c57da3e3b2aca9f704ac90c5387b6d7d2be3354c53de2f3fd442d12acc448c022100efff3667ffd12990766628d08ff21fd4db31be1f18ff27c2de7f75f3a506aa0b
 . . . . [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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