43051.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:df:0d:80:06:81:66:3d:1c:68:9b:0a:15:10:62:1f:c5:10 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=43051.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:df:0d:80:06:81:66:3d:1c:68:9b:0a:15:10:62:1f:c5:10
Serial Number (int): 337237770328539645592371227811837959456016
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 31:dc:3f:fc:ac:07:39:fa:05:d2:e3:09:20:9a:90:60:b9:30:71:f4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d4:f9:9a:ac:58:e3:8a:fc:b3:b1:c1:2c:43:5b:e1:75:74:a6:bf:4a
Fingerprint (sha256): 04:de:25:5c:f5:42:12:cd:5b:3a:24:76:25:07:a9:6f:ef:a8:46:56:ab:42:73:b9:89:19:43:01:6d:12:31:ce

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 43051.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 43051.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

43051.com

Other certificates including the domain name 43051.com

(limited to 100 certificates)
43051.com
43051.com
www.43051.com
43051.com
449.me
www.43051.com
42401.com
43051.com
43051.com
www.43051.com
43051.com
anguillarasabazia.org
40562.com
vvs.la
www.43051.com
patricia.org
40952.com
www.43051.com

Certificate

The complete raw certificate details for 43051.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 337237770328539645592371227811837959456016
 . . . . . . . . [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 03:46:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 03:46:28 +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 '43051.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 688630391301904472677842413501713333406253750068124751754920473606219302622350144757389624975963214228663462227547490015977919360521592125613697848143122613988024761402806500759605515226616603141609998371467254111272320375604196271321842376044809128544068038692206716253620841113551433006731230984278555649694725097857034332635877225031595222960227541191756956247663488278309299366661393413694356775694694567790387310344997551545420747468951834044543696977820780206276637108165175201691781411934370599593216233166236291290693407618631218464297670518263062954329666743086247275267023866669261594632420571034680881442839217171385410081741121081334635216023866470678376987421381431969303074857109021581497981770212185322624853641538102766151656155704497804152584231013953747006608248176453092267935140355988677509177415613801638159223091464647367215156628066867459622882699228682678318504794047419828084021045936961246495180170658325126181733059588955632426876539534368500094804252378923046595253162136122187870948441169336524115016048102772847318464071462146060571116461292019317375111628660371387758072978244052078785766109161131912536542095594882962645658779620626688554039672648526437604857567596959444125442238487878825435440034501
 . . . . . . . . . . . . . . . . . . . . [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)
							31dc3ffcac0739fa05d2e309209a9060b93071f4
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '43051.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016afcc2d70f00000403004730450221009b512af15204d31d29f5e19d59456f21cf3a421882eb942c945dd01129188e3c02204d04143cb085b70235bbd63d8fd51bd70b0cd16cbc848133a5670b70cab391f7007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016afcc2d70c000004030046304402203d818ca352571dd6f93e9bd1c40c8e38983255a499e030679730f29ca1c1631a02206fa5c11286dba5698febdc2035938ff1952302345251b71a562fb4fe3faa448c
 . . . . [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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