www.tuzco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:83:f7:78:ae:0a:f4:a1:8c:52:c2:8a:13:92:57:36:4d: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.tuzco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:83:f7:78:ae:0a:f4:a1:8c:52:c2:8a:13:92:57:36:4d:c0
Serial Number (int): 306242793782512839356141058033535417732544
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0d:b4:f3:d9:49:0d:f3:5a:21:56:23:a0:aa:ba:69:dc:83:ec:a0:e5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8c:8f:5f:7b:40:dc:3b:20:41:30:10:59:8d:b4:04:be:8f:d5:f7:fa
Fingerprint (sha256): 41:44:86:8a:04:4b:fd:68:1e:e6:ae:6c:4a:9f:37:0e:48:c2:31:6c:f3:2f:bf:49:c0:74:38:67:a6:c9:12:c0

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.tuzco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.tuzco.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.tuzco.com

Other certificates including the domain name tuzco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.tuzco.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 306242793782512839356141058033535417732544
 . . . . . . . . [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 2020-02-17 07:10:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 07:10:38 +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.tuzco.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 761611569992395051784292456516794911578741766304981919579900681112488236616474663332203480091527525716248372170529746003341116718451091095643738640436678555283830999822850087985831092366718992954099441945486033749712944621961836757969709244387155301530204454867835262976074104106166138044096257040794833285236337685029247650834053700385392311648731453151179201227642685058155784198405613188256160301226521791003260656630151928071839595539561081836741942428656659177030637765679420449021653134224223047573940849906522500512598843027596637954132387654932298811587881121155518220055402746401948889941519970152858103974071925970575818123793876668081349586400355416339821471075325619518159793194475476737863153074072895621818870796818383525004630360266053217280559037453394102550702397455542449601761149428789893508885052241434933896445509735475277985510192301820142989149281405526793819618078317471094128272574676917744170361623982318885931781341621943321310424516051681301739502532749057639758706857094536271587770451473324206854271600583868393654564294474341875445964056985437522517839362946339321493800161361578900805662766761682116334774906154312964144943330979859312705217725507129172503990714971196906436613298645617438007143028629
 . . . . . . . . . . . . . . . . . . . . [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)
							0db4f3d9490df35a215623a0aaba69dc83eca0e5
 . . . . . . . . . . . . . . . . [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.tuzco.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)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001705232fce900000403004630440220160f3bbd0a90b47791d3dc74169df98d7379c37fb5f6466fd3b2fe84390b5ced022010d0dfc747fc3f3902f1ea672a760991a49db4e2e5a4879b4d219bf206b801ab00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001705232fd18000004030047304502203bc6c8926447757e238bb149a8e80acda9692c7cc7d56122f0ee662489d1ea60022100c64010b1086b628538c38e3ab251a9ae09522863ae06fce1f3f959f569b289cf
 . . . . [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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