www.copii.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ca:bc:ea:05:90:e6:9e:3a:db:ff:3f:f8:9a:9d:22:cc:bb 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.copii.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ca:bc:ea:05:90:e6:9e:3a:db:ff:3f:f8:9a:9d:22:cc:bb
Serial Number (int): 330325005886875047154050671934039759441083
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e8:65:61:78:27:cf:bd:4f:5b:c1:86:02:8d:db:a1:bd:3f:c4:83:be
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 5f:32:e4:ae:6c:79:1d:0c:e2:df:76:f7:1f:8e:a4:a8:28:7a:d9:a6
Fingerprint (sha256): ba:a1:fa:ec:ab:33:b8:24:af:1b:69:b4:03:68:36:4d:0c:15:78:5b:85:d5:5b:5a:0d:a7:f0:d2:ab:7d:20:eb

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.copii.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.copii.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.copii.com

Other certificates including the domain name copii.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.copii.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 330325005886875047154050671934039759441083
 . . . . . . . . [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 2020-02-04 08:31:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-04 08:31:53 +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.copii.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 810863742407506309162249747865196164903851160883689788601466496933638173831680805520189857905939735756576173864855149484887590534632931902947954619036727191713183607826235496694596565143611017556254849340172881096074667898799660707567841209384796730687906497064212849602856815922924018671669051530416170469636249485139027503532622123039612205852495553638303492956952069781897446928415727004483356316665850841257541550939238417158007040333490582962272473688828047515025752994378799838779848256152343529481716793877545872950435413916779025000279985969262643101065555629919945082313157976290306008530372463136383748576413676252442996904988197578776548773932934146063551262150786989443080692761438092937679851096357478082225120926237570165878227301667346495903933300701152252773621203190973145118066994691734305260093198388047275936201438244779766856903066821870911336420904653954684987837133878304587762723587108328325360516527641158018955875714766679593170589714135736015450397214789510675241032233760774206746270831505726232043044739943626193462846917408230599287514795982732865694782294894513808227966289218271635552765179152025540508872992479587094915630696621357787370088150561159672836961653981685905328582699108833205838007127859
 . . . . . . . . . . . . . . . . . . . . [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)
							e865617827cfbd4f5bc186028ddba1bd3fc483be
 . . . . . . . . . . . . . . . . [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.copii.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001700f8ab5b40000040300473045022011f0ea3a5c6ff352a8a5df59d70262273582180921861e320d4a77dc461f582602210097e17bd29588f9bc3717896b15512d9239a349fe09f2b766d6ae92e5dba3ec000077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001700f8ab62b0000040300483046022100efbda99e3696aade17d6ee2824de540d4ee75b8eecfaf1cf1049648ec8cf0c68022100f11aae5e10f0b66dff7e0e4f0b15371c18fc616a54c6f90601003ef7c854e9ba
 . . . . [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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