cotaicollection.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9d:ae:18:25:60:28:39:ae:f3:e7:2a:dc:fe:a5:4c:43:bd 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=cotaicollection.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9d:ae:18:25:60:28:39:ae:f3:e7:2a:dc:fe:a5:4c:43:bd
Serial Number (int): 314992600446326766973206597164814467613629
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 18:14:ae:b3:9e:18:d2:a2:cf:a9:0e:06:aa:b5:20:1f:66:b4:90:82
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b3:41:0a:0d:ce:e3:6e:ab:ed:27:07:51:d3:7f:1f:7b:04:8c:8d:64
Fingerprint (sha256): f4:e8:82:85:5e:37:0c:34:c2:2a:10:f7:9a:f1:97:b5:fd:60:c2:23:fb:27:7f:05:a3:a5:1f:46:75:dc:e4:c0

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 cotaicollection.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

cotaicollection.com

Other certificates including the domain name cotaicollection.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 314992600446326766973206597164814467613629
 . . . . . . . . [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 2019-12-23 03:40:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-22 03:40:41 +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 '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 837570841391108651456639568179996825338628992838265605822812765755081631957361953977834663893274560291902021574413590662567134938429651070865662337924551055285479321346950609578645340693723751549882901538001154596674412163072959896000934479751087551357472712730421569062500734801175332024573189547323782901889885283931117243373540146313001282508242562563640290081697872010726710601367153446651500223382087784406446959162933582182750581737323855156360937201514370622427516213952795486437248749664433275279779603810016521743552337208615412401861522849335343824419204789571141520026516639154772971412260874502286284332659350574293408514753172374452024678685088050929563473087343120063669631749313904590531666822782881445931340310750481444851974927026495098390634987608501773023952993636498835481958716197539774844336682317775770224379222288363207496927832947756601959429435313443587152104978400774339122662658074683695210490731264286993248886051042513568622607510134051793341107989917210970054942065820927093554853371160994475678129002174860825168119570797929055436340826305262946203815479150345908574339680409351903401281711255097817585870859284593203789404157713948829684565296303756054763562226625657059984538451186464187060819834591
 . . . . . . . . . . . . . . . . . . . . [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)
							1814aeb39e18d2a2cfa90e06aab5201f66b49082
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f310ea8ee0000040300473045022010699abed1bd9ebd3beb3a5cc53737cc3557e0a019f60b99ce2c4f51282ef98e022100da2cb750aca19178c01f287d6d1967e04b3412cefeea87da759b57f5f1516a77007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f310ea90d0000040300483046022100b098df0f8898f54ed9070e96d2955a2bb15729bde06ab69c8b4de216315946e0022100ed09423e1fc35d9003eeb38d8a5a890aa3271f45d186096a8a63a3e74694c881
 . . . . [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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