cpcalendars.eliteperformancetechnologies.com

Issued by R3

About this certificate

This digital certificate with serial number 03:94:28:bd:6d:8b:b1:5a:26:a1:6c:22:05:ce:51:d0:7b:7f was issued on by Let's Encrypt.

With 9 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=cpcalendars.eliteperformancetechnologies.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:94:28:bd:6d:8b:b1:5a:26:a1:6c:22:05:ce:51:d0:7b:7f
Serial Number (int): 311752800785367541469793691424862881479551
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 10:b5:b9:8e:5e:83:ca:19:6e:80:b9:c7:a6:95:65:e1:2c:00:5f:37
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0e:e8:8d:6f:09:b1:db:41:63:4e:49:49:0f:ec:94:9b:af:cb:c0:01
Fingerprint (sha256): 66:e4:8d:69:73:83:a7:66:12:dc:0e:a3:82:73:9a:e9:5a:8b:20:b0:75:89:60:8d:e1:c1:d5:cd:37:c2:a5:0f

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate cpcalendars.eliteperformancetechnologies.com

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cpcalendars.eliteperformancetechnologies.com

Public Key Algorithm

RSA

Key Size

2048

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

autodiscover.eliteperformancetechnologies.com
cpanel.eliteperformancetechnologies.com
cpcalendars.eliteperformancetechnologies.com
cpcontacts.eliteperformancetechnologies.com
eliteperformancetechnologies.com
mail.eliteperformancetechnologies.com
webdisk.eliteperformancetechnologies.com
webmail.eliteperformancetechnologies.com
www.eliteperformancetechnologies.com

Other certificates including the domain name eliteperformancetechnologies.com

(limited to 100 certificates)
shaneshaneshane.com
cpcalendars.eliteperformancetechnologies.com
shaneshaneshane.com
webmail.eliteperformancetechnologies.com
shaneshaneshane.com
eliteperformancetechnologies.com

Certificate

The complete raw certificate details for cpcalendars.eliteperformancetechnologies.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA35dOdNsGycsVYw57ErKF
qgpf6fYy3UGp9AmXMhOjQaae3L51sdKGRF+UrqyVGmdjwdN5K20QkWVa9trzWkY1
XBBnF39WXCPu/Vvlf2dRaCmXO3jmg3Zs5QDJkcETdH/COdCVn5pgs6wqtmAyfz3g
/7I6999MIjzDnp4FgmQGGbk34mhzwEiSKEht66b/840dQELyuNenKQOGubRTpavr
HKRX4Grl6gYSDSG5EzNQ0Z0mc59iQZ7aChCbV5lwAmau8v2El/nzwfsQGp9FVWdh
mDeYCWugBeDIsDIDjRRCOvc4XxamvUaJqsh9D/RTK/qbj1FJkJifPmMpJ8KLLW0s
WQIDAQAB
-----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 311752800785367541469793691424862881479551
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-23 15:54:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 15:54:42 +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 'cpcalendars.eliteperformancetechnologies.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28225754008898749965956143152569212349927528193666429925388522014882357223867949458701302355095317697234143139149361528950624254091608370430609821958649501065188068945533561097574276839723831474832826102184808756072192930115330908785502221163944825263122084749224672917598029917140855939524751726596743333728252868683374094854538238723429741617165577306012526629331475748092953677620505449406000576141551544619226046783054446467853243698453922009618859780929595645740641162251878019655312737786507736157650075753332358205316330138366628942202501043366720404375888634262637540760709040844849570681377284817885342805081
 . . . . . . . . . . . . . . . . . . . . [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)
							10b5b98e5e83ca196e80b9c7a69565e12c005f37
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (378 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.eliteperformancetechnologies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.eliteperformancetechnologies.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d373ededd000004030046304402200351f230a2bb5c6ceba84f3feb9c021a071a0c979b065a24bf666c2d934f8289022016a2297d7d6254639bc85712b9942244ca66b17de802c8ac636f4076e6514fcc00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d373edf91000004030046304402207450be55903cc1987dccab7696a6237fe9014767d3fb9aa37d0909d402ae92d3022077e2d39bb10a9a02ebb8e63c089ca5a3a0aa216de7c41ac0acf87ad5dd004b24
 . . . . [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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