www.tuzco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:3e:34:22:e7:8a:15:c9:e4:16:ae:c0:6e:dc:4b:4c:81:2a 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): 04:3e:34:22:e7:8a:15:c9:e4:16:ae:c0:6e:dc:4b:4c:81:2a
Serial Number (int): 369615951566190025257673507631892779532586
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6f:68:c4:6e:a7:60:03:94:37:2c:da:b8:ed:66:0b:35:7d:35:73:c6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3b:bf:63:04:b2:b8:30:e1:d4:c5:ab:dd:78:f7:52:2e:c1:4e:79:13
Fingerprint (sha256): 3f:3e:8f:93:04:9b:ec:8b:15:b0:2c:5e:82:94:23:02:9f:c1:69:b5:0b:71:82:8f:57:3c:01:35:91:75:9f:3f

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 369615951566190025257673507631892779532586
 . . . . . . . . [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 2019-12-17 00:13:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 00:13:29 +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 651377718392995528789376905868210418827023833932394111254734370669681914117442865312139494212654061503442570297935104138234680402931338174585775309659027305837251209308255615071965397792065913618904859704809113602569771692061506660352696717072087678690395489246465375539969826212809918683977735033139772983664676589921511059336778200885433120928411381777547441214864281667432820189377965942920744030697832628829776270810281355475248555610151912916934241596976248578495400626914588787288966446948719129698359868605020681767122144111001184024249239117011141259568475168827909220411186444948573791898485837760010635557343173359283979152550934062222070532514577267738151988736309489166252210205250790020928246471340704549815018739433833606090769323427428665300174043897054452771379010459188201690676884233522537241278412155976871668248779901159991262980393591634299968498295182062991825622336576574725666803726622169485801846842139337086825869708244498893694582728262088352816187318508137793157747483030491793607306102842503170743094064239032119560053015758649483359891006866821287272524018268036770927359314587189694092206322566547711644136598287661821674499695383215654478791365723611450257081872478464930774223384091536228204512184137
 . . . . . . . . . . . . . . . . . . . . [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)
							6f68c46ea7600394372cdab8ed660b357d3573c6
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f116acca500000403004730450221008bc3ede93e14d31c15fce5b32895f56ba7d51da9e703de8a9000ba543c170e8602203dd3ab3c73df510b4d982e4e2569be473a1be2c6bca63835d0367d771509c12a00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f116accc90000040300473045022003e538b58fa22cb26f353ee031a25d77fe055c070bef4e0fe0771311f66237d8022100cb0866cf28e13f643f1fa3cc8826a3d9a545781d8fc5b7a6bf7c90da25ad157f
 . . . . [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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