aperturemedia.org

Issued by R3

About this certificate

This digital certificate with serial number 03:7d:5c:64:9c:c5:1b:2b:17:44:4f:60:c7:4f:f1:61:d4:18 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:
  • 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=aperturemedia.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7d:5c:64:9c:c5:1b:2b:17:44:4f:60:c7:4f:f1:61:d4:18
Serial Number (int): 303994965045368367989784135617044182848536
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 11:de:c0:87:98:e2:86:0a:39:cd:0f:0a:75:b0:18:9b:d5:38:6d:28
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7d:2b:c8:6b:e9:27:55:e2:08:84:b2:03:73:99:62:c8:b1:be:88:d4
Fingerprint (sha256): b3:d0:11:83:9e:a3:09:03:b1:62:28:14:b1:e1:fb:49:6f:a5:7c:a8:a3:fc:f9:91:63:45:87:b3:fa:75:07:6c

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

Revocation information

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

Check the revocation status for certificate aperturemedia.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for aperturemedia.org

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

aperturemedia.org

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Certificate

The complete raw certificate details for aperturemedia.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx5PamFpUJw6a4CAs39nG
RFPbUmua2FsYg/L9+xjJe7wLKnvrAsBIv7L1/90bBYQisVxEZAQnnsDB3X/UEuU1
c3kHBrRJX7znYipXD80CuGSc1EfnVxLklthj9nEQMzCkOWjorVZhM1hctKOHUhsP
2yQqSMOiOiGlbIzGOz2SNwLtRhLnJx+VyNcqZKv1vUbKbugCRCUdu7uNP2I/cpuV
VZkoIm/uW3rfOTH2Va2KQQZ4Sf+T2WRlN1MNoldNZt5g1BE/W4W6RfZoHgTafEFw
DZfatRZKarmKNgJ25fRiuhp1jgHIQAtsEIHrvpSWhdmRweSDGUSBm5o2EQbxwwiT
JwIDAQAB
-----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 303994965045368367989784135617044182848536
 . . . . . . . . [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 2024-01-02 14:20:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-01 14:20:41 +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 'aperturemedia.org'
 . . . . . . . . [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 25194332157406951524188133912614740595114496617111819242024394337779161652121030256972882918158300314369379641181237016879161488032421102540742842966442884756544636337081930709262511580399173795179217711891111780518013324345676191815488824479522001762503086188073975228439056773619194415357606364772484856145932517633227726510384675412199917633663553038369984010221372740062566435927690037577136102424787797223820965413333526447218151305045111838411271134939926661543835326372300638735866890335218708147655305470672977240734644813280525377702596554710779917509561630599128119335799220483867779097756168323207292031783
 . . . . . . . . . . . . . . . . . . . . [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)
							11dec08798e2860a39cd0f0a75b0189bd5386d28
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'aperturemedia.org'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ccac33d4c00000403004730450220115a1d09baf6b1ddd650b126b0c565f723f95b5bdaf6b3c4cefa5adf23fe17350221008b020331b5bcd02883fe6d3a0e791a9a85d5ce0ae7fde44843e3a49830043b9c007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ccac33d830000040300463044022054266d69ead26a2c37f18d41219705a925a7b0bc26a0ba7091f2a8a1d8f51dd602206454d8124ee446730031e3b073494856abb2b17aef511fe1c802686af6531bee
 . . . . [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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