www.42057.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:88:e9:7a:83:59:07:16:d4:3d:e2:65:79:e2:a8:fe:34:5c 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): 03:88:e9:7a:83:59:07:16:d4:3d:e2:65:79:e2:a8:fe:34:5c
Serial Number (int): 307925605943812156154106304740254887588956
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:3b:a4:e2:0a:a4:89:f3:61:32:33:0c:f7:eb:8a:2c:11:e6:ed:47
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 23:f2:b5:37:89:0f:5e:7e:e3:d9:67:9e:36:3d:d9:0a:91:51:06:c4
Fingerprint (sha256): 66:d0:d0:ae:3a:a0:e9:61:35:09:54:9a:5d:35:dd:bc:ca:51:f5:42:01:5a:fb:ef:01:4a:a2:33:ca:78:0f:d3

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 307925605943812156154106304740254887588956
 . . . . . . . . [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 2019-05-28 04:15:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 04:15:57 +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.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 774896538753559777859690319449369281781047686426166257343132975083467194745712810278199425519590115375758848044528574709956830568604065446470813492486048611912889564797129907654410913749665402820888208628450587104500890194415521262192382011413852764686824768443344612869225285355252249559090660820248807155219845770883155833765376210524039110954018730645163851180764593834456050413254624413690371106434434030907006463071382236457925251337883158632312371242701505623432168613992922994000316176980900240000199567493153917701732851968967387266153282822301241634957487902242373099806808526195230001823038148062986582403062681058259835049013232807433202880247040832779551699590176278765291647131620706034907373523794846277816997780197347554138787032242379857248038983199137631069439044950233692917403056458002953852801425601910285101693053797146270783533016277600104412861192905761449676628600979600568213726244721855934662325244056591756795339707205017889252940333035980207146393243303115582169859064760253526496842208966638632317444469010767142215638648038781637276085085237478399252317536475072287285785723789166355136602717402798696920642461450038163443675401883433955387703520695308672266453958091001905970415041253417614552513175483
 . . . . . . . . . . . . . . . . . . . . [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)
							373ba4e20aa489f36132330cf7eb8a2c11e6ed47
 . . . . . . . . . . . . . . . . [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)
							00f100770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016afcddd460000004030048304602210097fe72930109535ad9ea4d7b3fdec85f7ed60f34edcbfac47c54a58da4672b49022100b24e508527aff9c0d3ea3d7050ad2908c36aeb609e321853ebff6206c31c1d950076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016afcddd5f800000403004730450221008f7c714ade40c8a9845c0d081ca10b884b0bb01823211ec929ffac9a55b172df02202a7f741365020ad82bae2406d3b9c94591833b41961eebdb358de7f4db62da67
 . . . . [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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