dev.api.student.ccc.training

Issued by R3

About this certificate

This digital certificate with serial number 04:fc:7d:53:4b:6e:12:a6:35:21:71:d0:08:f7:39:c6:39:f0 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=dev.api.student.ccc.training

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:fc:7d:53:4b:6e:12:a6:35:21:71:d0:08:f7:39:c6:39:f0
Serial Number (int): 434366886181131442067281709378983306869232
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 42:c4:31:40:ec:3a:89:d0:87:16:96:04:32:e4:f2:2f:21:d4:ed:19
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5f:8a:21:9c:c6:5e:83:d7:44:0e:7c:60:05:08:b3:cf:00:6c:0f:b6
Fingerprint (sha256): 05:6d:d1:ea:4d:e0:06:ae:28:58:f6:9e:fa:3b:38:b8:da:40:5f:f8:df:69:23:40:18:f6:dd:5f:87:ce:56:0c

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

Revocation information

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

Check the revocation status for certificate dev.api.student.ccc.training

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dev.api.student.ccc.training

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

dev.api.student.ccc.training
www.dev.api.student.ccc.training

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Certificate

The complete raw certificate details for dev.api.student.ccc.training in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8UFhNEArH3Tu4DPoVgbh
/scbZhAK5wfRiiTxIBiS1tALMebEZqS8KEZ05U3T3zt+HtQejb1Bi8tD84iq/KO0
xA/jTDkVkF4zx4BOLnc55XMxrCSnIl/MJSNiXLyafwJxxddoLQ34SO30f9DRSxhT
+hN5D49rKoeYu3wDYmjYZbLDkgLQVAL2+JbgsDWJ4P67cm2B6PLyN0rBSN1wa5wF
zyqg5vnw01Ml9NAnc23+V3djco59zzzaQSTP5wvH/pfRvrvO7yek80oa/IDRkyxu
R32oUlma8AuDbr9ubUhZ9groWJS0XQFW6LXXAmeeRjIvX7R7pCR6Ll4OlTvzU/BA
HQIDAQAB
-----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 434366886181131442067281709378983306869232
 . . . . . . . . [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 2024-04-02 19:56:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-01 19:56:12 +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 'dev.api.student.ccc.training'
 . . . . . . . . [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 30455671430230416776013341104147531061227814771816008589579902511000334380218476768390711833171109755842186221917243540585400184152069136138957114527128652812735125920676077725764126203607029115840293809432611914147399525651598385987281166720139144005725242340038206525830808636368755280866222183806545626423066955628831488773674299359408824013474063241577969663955343970983945817481157428383720722098328139087100067598067099925644330758165240474454629821397119388302560553951594070582755331302958273966979072378044075449198238393430034586048607492610551698746676025869344965841338936668221805665660076953212166357021
 . . . . . . . . . . . . . . . . . . . . [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)
							42c43140ec3a89d08716960432e4f22f21d4ed19
 . . . . . . . . . . . . . . . . [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 (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.api.student.ccc.training'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dev.api.student.ccc.training'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018ea0991fb8000004030047304502205ffe73fbfc529c9abb8adec6b2137277aad56a8f4e953cb1056850cce159cd97022100fbae785da704ab8a19ae9008be9452d0fbb33b9ceb470393068fed91e7ebe0f60076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018ea0991fbc00000403004730450221009251ed55f0e97542ef65921b666bb2be1de8b4d6e5c563843b42f213dd6f4f7102205a7123c3bee3244c9630f122c48dcdf7957409ed43f1be27d5e4cb063742ab68
 . . . . [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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