arkstud.io

Issued by R3

About this certificate

This digital certificate with serial number 04:d0:f7:1c:28:67:34:7d:39:b9:2f:78:50:88:27:8f:5e:04 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=arkstud.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d0:f7:1c:28:67:34:7d:39:b9:2f:78:50:88:27:8f:5e:04
Serial Number (int): 419556341565340229676523518805639246601732
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 61:6a:66:f1:b2:fd:24:9b:e4:03:9f:ce:21:c6:98:f8:57:4b:a4:63
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9d:8e:62:0e:ef:a7:1f:8d:fa:15:72:08:fd:4a:c2:f0:e6:07:4c:5c
Fingerprint (sha256): e8:b6:01:f8:c7:97:1e:92:1d:61:8a:ee:26:a4:da:25:e5:04:d4:b5:32:99:2e:1e:6c:4e:c2:15:a0:9f:39:50

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

Revocation information

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

Check the revocation status for certificate arkstud.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for arkstud.io

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

arkstud.io

Other certificates including the domain name arkstud.io

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themes.nextlead.io
app.cuttles.io
www.starterplus.net
arkstud.io
www.arkstud.io
arkstud.io
www.arkstud.io
www.arkstud.io
arkstud.io
ygros.net
meine.spieleabend.app
gutgebunden.ch

Certificate

The complete raw certificate details for arkstud.io in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmB+lqMtHVPHtPgc+hyHV
1Wa8qNkoXBnJbQaMEaw716LWMZzeCdXoZTfU2594UQuu6ddv4l+r1rowOp6fHaRp
GINeLyJazP1biMyKa/MTgooqIngJC1416sGcBCGhhy603q4qPSOldqVGrKTKTLy/
zezsBB/32+vJ6m13QoRA5tZ0qf7p9RlA/UlPrzaKGngLZWn0WCxhsLIxEtlu2vgf
r34TSLPwGB+IX/JPh2ziKAIa65txCXyr92RFqCj3v9zToCn1niPWb+ebvIhYLisv
VNqQ5fJ1Pon/ILF3jc+mAGg3Mdlj4hBn77liCPismxcOX1xizPDbKO8GZkooqBk4
6QIDAQAB
-----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 419556341565340229676523518805639246601732
 . . . . . . . . [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 22:53:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 22:53:35 +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 'arkstud.io'
 . . . . . . . . [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 19203828124860165157122890936766615263897603897081268804774487440321037328026883664879024028059578410062572142376982004821681616374434483672831003134694675376479760891289109155900516378061640652213857023186372702197303912095508892978357402343933111197381085318995264547322817356825987741341791699047530120442177248723791681166571779887171714708145856083564743343002590824377795287018963617847502725268421125059441359606599701256913597083241447379665410197673912269639503892687294338290741984791846128004083137664331353184503283777536065442851265330965056267898929879380229289478023031131502296774491946312968999352553
 . . . . . . . . . . . . . . . . . . . . [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)
							616a66f1b2fd249be4039fce21c698f8574ba463
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'arkstud.io'
 . . . . . . . . . . . . . . . . [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)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d38be5f600000040300473045022007c80d1e8622b4101784d398d6bc76bbba080ba46f0b4cae8b201d984f7d0b8b022100cb1c00fa8ba97531e00c74505868d9c8c62a76feb2c1671e61d78b31e22090b50076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d38be5f5c0000040300473045022100c6ec72f0be05d8051d2784b11fd9fc962147a3c6615b6c2cf3072f4cc5293d6402205d5503ec61492683f34e65d6776d361da855a2808cd5e3df0460e88140c45b7a
 . . . . [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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