www.ottica.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b1:d6:41:98:f4:9a:ae:93:49:24:4d:f3:be:08:d3:fd:8b 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.ottica.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b1:d6:41:98:f4:9a:ae:93:49:24:4d:f3:be:08:d3:fd:8b
Serial Number (int): 321851632132986427882162877429224020639115
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 91:c2:cf:a2:b4:ea:a5:f3:75:fb:83:cb:ad:d7:9e:fd:7a:b6:b3:db
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ba:2c:5a:3a:cb:be:d8:ee:9a:76:51:a7:f6:49:fb:48:65:1f:b1:f8
Fingerprint (sha256): d2:d9:c1:e1:5e:b2:7d:e2:ff:98:02:b8:41:8b:9c:ef:78:93:9d:ec:fb:1e:17:37:96:27:83:48:34:d1:12:6a

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.ottica.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ottica.co

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.ottica.co

Other certificates including the domain name ottica.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ottica.co 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 321851632132986427882162877429224020639115
 . . . . . . . . [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 2019-05-25 01:51:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-23 01:51:50 +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.ottica.co'
 . . . . . . . . [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 833313119437720230617068520505324618640505399135911414489030922204576013288678428642238199283224011509047378379413207317132393112051706777180954465616541780489374934479735050045368951717482938276318121477683432903408160865293753376468640730589844853201038977935702692561326583126114059140938062883829110736272292052087991380953976034343662407015128811437406669890276601640106083075006900746930536780681650869942411051124828372054247617723671888311458211822587499112093418172958393606540256951546624378746932435101909668429013294013747835919137347580027085515456884340653971038907602543263826476985149788525400984215511277129181318610217818573508636573739738771754560077231275572776299266672480192704121968126954789832773977718435276778990678452607004630643214882494990531529913810045305152597873569800605720869884616602388980180400173098667410153494577289586187655077357015235868291710794149637089316102752677958788956304335440125078144821143866477228224467383403273454212887579211483407577637820934009453837543561767840849373082289559354823180599542518211471453386169500649912344895341896437043398499145325640958048069164184529979686192214404962459914674984500798884399952314595304704788093510634103634500788422778786488689069369749
 . . . . . . . . . . . . . . . . . . . . [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)
							91c2cfa2b4eaa5f375fb83cbadd79efd7ab6b3db
 . . . . . . . . . . . . . . . . [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.ottica.co'
 . . . . . . . . . . . . . . . . [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)
							00f0007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016aece6d08600000403004630440220231a98257a67ac051e039707cabf2a9b1e4b16cd25cfe3266470dbce485fa648022055a8fbc722c5440e3d8de01a9f38c9f676d5b9d14d6d7c599ab8cd9154a2e5aa00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aece6d0790000040300483046022100ae5976963ad2e63cbc4a7becbec54e129322bc79257df7c86dd546b9e86d7b37022100d57cd97bd568c4fa84dada9e79fbfc6cfbb80e01cd98d7a59c577fbc804e2cde
 . . . . [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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