www.40-1.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d1:3b:ca:9a:47:4c:72:4a:71:84:7a:f8:d4:af:d1:4e:c0 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.40-1.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d1:3b:ca:9a:47:4c:72:4a:71:84:7a:f8:d4:af:d1:4e:c0
Serial Number (int): 332535348906613550406108298816255360585408
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c5:fd:8c:90:54:1b:11:a7:7b:63:5a:fd:9d:06:d0:07:07:0a:41:c7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fb:73:4e:0d:ac:c0:c6:5c:d7:40:6f:0d:0e:4b:73:8a:7b:92:89:d7
Fingerprint (sha256): d1:09:8e:56:97:41:3f:63:d0:63:25:83:14:bb:cb:6e:6e:20:d2:96:3b:6f:55:d9:8c:6b:43:21:27:ff:a0:a2

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.40-1.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.40-1.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.40-1.com

Other certificates including the domain name 40-1.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.40-1.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAlYvx7QIhiCoNSlRruW+v
M4wBfbyLEjPIFxSD3gwRsy6PiZhtz/7R0yWOhc4IeD9O9TtBCfu/y5S/FWCsk+ze
wpqX5za7ci87AkQeO2L0sVcZZRkEXZ2I4vhMQk2ks3XyuIFD5iXBVEqPcTYArQk+
aTmcR4VgX3TVoKERm34Fi4CmDGYDo3mvGUCI5FHuyTScMRWrmu/XBhMv4Lwzr9N/
SpadpsM5ZsboSDA41UiGxp6sEDacqks96jRzEC6smSHvDneMyLY913qzfai8sRBJ
3wv4e2eiiR33ouMBMnj07DzJcDnFjGdNcNbkbOt9kraUzGrvfJeSyk6CY5sGHf7H
7OLYQPGSyy34y8pwoZku1BMcpqWZ1HRdMnbn9dJzKn1sXvMVCPdVtFARDB8mXZ7+
ZwrL1JCa6o/qFgaBRW2cpwcvcPxZK+OYznDJH6+5hzswW8W/XvWYLITRwqtY5EI0
KnckUsDQ2FDuH4VMiug1SaagmL3cYh12qTsTPTs5zaA+IaYXgXXiydTcCu2Feuja
1yizD/P7ps4ri+a6/aAS7G15LHj1HGLrupW2SPoXmBD4GCtF7FTIxga/3WY+tnFl
IdCKalXXR1AhzGvHKQiZbnqE1ubS/fewom7YBoLq1aROfyjt2U+yry1ZnC4bJU2T
okhK4dtaYFQeI8IpynxlV60CAwEAAQ==
-----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 332535348906613550406108298816255360585408
 . . . . . . . . [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 2020-02-19 17:15:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-19 17:15:38 +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.40-1.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 610097145360576626200966687538792055456367939248622960382382945592719105689445075014831362910300750760577875709954481531228580774983133896890935125560188886241146598441571173905675828748333385248441153562045230929506340981585864528715889211021239839377875149056157812412885239548406583508554174642027997212465580065675155410451940803309704446341610455702621803467157306540084310675156839889216053383789303841503562588352754868103286990979578654867061050696197549867965939008140182151399213456485277704410444436835015263756652975169155646460190489382404312080579170450948122577579024640357271213867395289896447486022034696299309168308856487872008470575213934092321953359788913105969669669725357851318257493468219902607457461680381987131275169462600570888260564413060780363284574875423031148105657704869473545075627375104984821741514417407146418858114121536516524015772386606829152133887051802296849509907152039040794621693288458418280445147565261844729425257929878301188970502507293392288526029855676553017917864672525592830731423263903233150891177926297937657175279407435224820689336094900507350232188028394318959475542447742448144875963705001679834412936052526618043300381531191879651634514032610547457193574484509372980842446804909
 . . . . . . . . . . . . . . . . . . . . [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)
							c5fd8c90541b11a77b635afd9d06d007070a41c7
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.40-1.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)
							00f0007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001705ea99bd30000040300473045022024b6f129359f26f621b3d64fb4e2598291c75d5ea8fefaf39b681f1ec34cccec022100eeec94775f362035c2afb91841196fda1a449c2d465e4e40d56c7e43dd167a55007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001705ea99bcb000004030047304502201cd6d222056cde1b400c32b3264034cb65aa52a2b5b0ecccf703eeec64517a29022100d376b23f2dd116a74e753f92e70599a2be508092c99c6cd98b22fbbd3c71deda
 . . . . [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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