marcastudio.com

Issued by R3

About this certificate

This digital certificate with serial number 04:9b:9e:b0:62:42:b5:2d:0e:08:3d:bf:8b:73:d4:6c:25:8c 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=marcastudio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9b:9e:b0:62:42:b5:2d:0e:08:3d:bf:8b:73:d4:6c:25:8c
Serial Number (int): 401403844460328838399409933129740708488588
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3f:bb:08:c1:64:3c:4f:0a:ca:f1:b9:a4:64:07:c8:57:1c:91:0c:e3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 75:7d:14:38:68:0f:6d:e5:28:3e:f4:39:2c:ba:02:5c:3b:f1:89:ae
Fingerprint (sha256): 44:3f:f2:9d:4e:8c:83:8f:b7:0e:f0:87:d0:4b:2c:9f:4b:ba:5e:3b:7a:2a:98:17:f9:b0:f5:7d:ee:7c:90:70

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

Revocation information

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

Check the revocation status for certificate marcastudio.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for marcastudio.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

marcastudio.com

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marcastudio.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmp5NWQqJuIFm/v1IXJFz
0Uy8jWxiIBXqnZgm77fNCl52y7DHebhKNTAZIby0bTTGB2uVkfh+xJTSNef9Hy53
6r4N0/6VV4vjhNj9cc+Gr2M+iwaREaGMLc16aActGD3d496PgdoSkbScRcr/tSAh
LQ3ChuGDIbusYvsG+G5h5bwT/QsvXapXLbq051RH/XiZ6mdd5kUryxUVUxf9vYY2
3roKHVOb936RXPEa1I06y4q4cYo92KeOROwowqACPJc4rEQHPYLeaYMlNeRu0B1n
xhNSc1bevMyFfxcyaj+YFkLaYLfCi1qE1tR49u9CYWBtfDiy7QVefAga0fFmLJVB
CQIDAQAB
-----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 401403844460328838399409933129740708488588
 . . . . . . . . [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 2023-10-27 11:37:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-25 11:37:36 +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 'marcastudio.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 19518760659362016134145263115211358476165379809711304758183194743925015494213415648052361979125646661197016747385957466839334508458897233789755165632863779765603347734614118249254950775695484101497952466587619651060396568504377122706228569586268932732247135423446503200902508835675946982585426538815370780826085940664788114644967381526142268295055135738455703187209916495164824807557651775282165541112878624837677354933139001440147359252743134948806626864469872191396735988047255447416381001545629382175956628289801472595715252751463687477908525126374569097415123622213885251883652059848196339148878660368923670954249
 . . . . . . . . . . . . . . . . . . . . [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)
							3fbb08c1643c4f0acaf1b9a46407c8571c910ce3
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'marcastudio.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b7123dc1a00000403004730450221009f788f412a149de3c88a0d71e036b0237b1fecc34346867570b8fe04769271510220082af99655b9b5bf74f395045f600d382874607e0b028027c159664ee1b5fc1600760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b7123dc370000040300473045022100eba6ba33ddcad890a5cf87c9e3ae1eed043f831efb30ab9640946601475ce12f022054cc3993b55ecc0abe2b3e026f9089b35b484797c7f52b1985a7353fdcc312ca
 . . . . [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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