www.cotaicollection.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:33:37:e4:e7:13:52:7b:2e:c9:5a:67:cc:9a:9e:88:00:0a 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.cotaicollection.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:33:37:e4:e7:13:52:7b:2e:c9:5a:67:cc:9a:9e:88:00:0a
Serial Number (int): 278765554578467998111144039240382720507914
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:7a:7b:93:29:4c:b7:d1:c4:fd:c6:bd:5d:f0:3d:3e:f5:b3:a1:3e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 32:d6:42:c3:7f:a1:32:11:d4:f0:2f:04:6c:df:f4:ae:09:8a:2a:f5
Fingerprint (sha256): 24:b7:f8:99:d7:a8:08:60:9e:98:33:17:10:5a:e6:99:00:6f:07:37:2e:4d:00:c1:32:91:4e:7c:78:a8:5a:44

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.cotaicollection.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.cotaicollection.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.cotaicollection.com

Other certificates including the domain name cotaicollection.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.cotaicollection.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 278765554578467998111144039240382720507914
 . . . . . . . . [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 2019-10-17 09:10:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-15 09:10:51 +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.cotaicollection.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 862345591797423082246895668460333461580524678799418518036563332078901108728424584141897589761402788969857165356873063924486019562483081031650053097586180673433910308191631401226492506412991992062962377174412973384783645118699724051978753054079427325962857208990141149072469709192006700403952388410979317813962245365743661648012071305820177442869940225678852937595373478286174266628780996775218612072619755400935953563795529954873438729449638074595980359140229409938975960094644654319581375213900473673067058743696698086002471894909665942779386990971117183668933376342125921179003469070734881984481330362647872295371820190595366182217564259783957397207239662537703252310624848958076426676098215239974459579188526018543363868932603881217015405365678508885668483196716963945207343048259151279862957472040200062160909434660675773055762644676676247364882416696818208518132711437485633200468909529006340950735605105310719954604586611260710970470330236252733693697043159961933473256992076655504921450603681122438822587495174289131671963568332067980478197178793313195267376162452962607466340733611263741395638625147346519911942669000451556893917630105456471001920990656904170581400755044510286461733918947660466470945217040180228577166365163
 . . . . . . . . . . . . . . . . . . . . [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)
							357a7b93294cb7d1c4fdc6bd5df03d3ef5b3a13e
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cotaicollection.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)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dd932dbe60000040300483046022100eb512e10630e6b3403e8a48a297df78033fc22da1a4069572777e2c9c2ef17a80221008ad0ad9cc530b6ef53ec2e7e5156a92db59db02ef17d8bdfb6c319a5613734200076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dd932e1010000040300473045022100ecb03b6e0cd4d45a47717b9eebae5a739f6cbf28081c00d2aa43eb8665935eb302205ab96a91c1a0ed1528ae60eb9a7941c69dc8b680812c38c072fbc6b0cb75aea2
 . . . . [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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