www.tuzco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:12:28:74:4d:1e:09:0e:43:9d:43:a0:7f:98:7c:f6:1c:9f 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): 03:12:28:74:4d:1e:09:0e:43:9d:43:a0:7f:98:7c:f6:1c:9f
Serial Number (int): 267515713390249805923089488950455206026399
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e4:1b:24:e7:21:8c:24:46:cf:70:7b:b4:f0:a9:68:6a:16:3b:0e:f0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 59:18:64:18:9b:09:c5:0f:80:e3:68:7f:b9:cf:b7:7b:1b:7f:64:69
Fingerprint (sha256): 2d:62:d9:c0:fd:db:28:62:0c:ca:93:7a:d1:73:da:8b:4d:f5:b3:21:4b:6b:36:06:51:2a:bb:97:0f:1c:b5:c7

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 267515713390249805923089488950455206026399
 . . . . . . . . [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 2019-10-13 02:39:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 02:39:24 +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 978725922643713756755739150848728415495444775628816782853203298805353743324692726209387597065892997717538226890257184492376786195863448887360443539260830144823652050206994059854315237196880956551676100027649223799357085067140700344511039979583366577307711418766542811584753073134771635819185264442509517312161984651791478717948307466790899540628808970298848202562535337472292471262122039312651058481296920150543078367498512300411620816048768004782276077940009678067747018077921096515960771412545436188319655751717324527709093004464689423033656463345259169577253513764544198903159488561716172462831847159930016178379479161489516876873677581932444124759118162329618507797521151528930700834264074906226856060306094139557033249119532403821402055658785124859281658229356835297882019255736198432051462102148914826697163028375719271668623581858823382843966566123093760552689635483622407695835983163331110507283403546212668250108912191627735865156997173572708813367752794119255349056365172748649345750618105694596424674868011320169595293781242995442120918843333233399014563275603411473502002997471333839705599338094335506937367279398631368754551824975487432104597048373298051129057922054375165421338196171965017010988379448778444369790098061
 . . . . . . . . . . . . . . . . . . . . [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)
							e41b24e7218c2446cf707bb4f0a9686a163b0ef0
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc33307360000040300483046022100ea6e80fdd1ff65a3456a5c718e0df9c629de378fef022ae0432023d0295a681b022100904bc7aa303217e10e16ce4ceb437a259e48f7fcf17387ea87d36e5945e16c7c007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc333072500000403004830460221009b1ebd4919d376d941e5d7f843fc4582dddb1dc0dec2b7c80dfcd8d57adf1aa1022100a0ee4d8fd6cb8497d71c00e7df03e0712243f45ae71720b8eb2a97cd6c7f2c29
 . . . . [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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