studiomanagement.io
Issued by E1
About this certificate
This digital certificate with serial number 03:4c:86:f8:b0:ed:82:d6:0e:1a:b4:98:d1:d8:bf:96:04:aa 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=studiomanagement.io
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:4c:86:f8:b0:ed:82:d6:0e:1a:b4:98:d1:d8:bf:96:04:aaSerial Number (int): 287377725510849815113891728883486960256170
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 75:86:cf:cd:96:9f:30:71:83:0d:a4:cb:5a:8a:53:c9:d1:78:ed:17
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac
Fingerprint (sha1): 3e:16:ec:30:e3:0f:d3:ba:6f:e3:43:d5:e9:32:77:b2:26:31:39:82
Fingerprint (sha256): ef:4d:ec:2e:61:fa:17:c9:ff:26:57:e8:e9:73:48:57:89:30:8f:6f:34:82:48:0c:27:3b:ef:fc:15:be:e2:a1
Issuing Certificate URL: http://e1.i.lencr.org/
Revocation information
OCSP Server: http://e1.o.lencr.orgCheck the revocation status for certificate studiomanagement.io
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for studiomanagement.io
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
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
studiomanagement.io
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www.knowhowist.com
client.studiomanagement.io
businessdog.at
carneros-staging.inseat.menu
legal.fudler.ee
surnadal.ordreplan.no
app.garantiaimoveis.com.br
go.luana.app
sunfish.nehan.io
lohiabooks.com
www.datalire.com
app.vveplantage.nl
studiomanagement.io
character-images.othellonia.com
rektproof.com
api.studiomanagement.io
app.studiomanagement.io
fiary.de
www.othersidecoffee.co
hi.mvvv.club
cms.smartplant.app
betrayal.hillshum.com
hq.studiomanagement.io
admin.wpdarts.com
client.studiomanagement.io
sriniet.edifyin.teamin.in
client.studiomanagement.io
www.loja.premiando.app
www.cahusa.com
filmo.games
serendipity.lapieza.io
woodstockinn.inseat.menu
amp.agarwalpackers.in
kesariautomation.com
dev.clearaccess.28east.co.za
www.visitadora.com
api.e3.app
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hendyghsta.com
Certificate
The complete raw certificate details for studiomanagement.io in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIDhzCCAw6gAwIBAgISA0yG+LDtgtYOGrSY0di/lgSqMAoGCCqGSM49BAMDMDIx CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF MTAeFw0yNDAyMDYwOTMwNDFaFw0yNDA1MDYwOTMwNDBaMB4xHDAaBgNVBAMTE3N0 dWRpb21hbmFnZW1lbnQuaW8wWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAARcwGZW Pscb963kXvTNSWu0ZPKGSevleNu7BwyJJ/6eqy48V2XEHw3POrdyAQKi4coFEteQ oEepWoTfQ5HzMcDzo4ICFjCCAhIwDgYDVR0PAQH/BAQDAgeAMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBR1hs/N lp8wcYMNpMtailPJ0XjtFzAfBgNVHSMEGDAWgBRa8+0r/DbCN3m5UjDqVG/PVcsu rDBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9lMS5vLmxlbmNy Lm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL2UxLmkubGVuY3Iub3JnLzAeBgNVHREE FzAVghNzdHVkaW9tYW5hZ2VtZW50LmlvMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIB BQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcASLDja9qmRzQP5WoC+p0w6xxSActW3SyB 2bu/qznYhHMAAAGNffhPeQAABAMASDBGAiEAzjbeqZR/VdIAi4+gUChWbvNLIhw0 edo2kKgoxTYKOh8CIQClUwV73h0CXT0ATobv1c3n1Ptt36LfvPnBR+oojbXq+wB2 AHb/iD8KtvuVUcJhzPWHujS0pM27KdxoQgqf5mdMWjp0AAABjX34T+EAAAQDAEcw RQIgdU/GiJEUn3mjXusyVoCxwPs/rllM6aYG/mIfilmiIAECIQDlPtVKTW/wiMKS ch7W9g3ha7IUbGnpdtPC8xUvPGkn/zAKBggqhkjOPQQDAwNnADBkAjBZz7E7Oxns qypA+FVuz+QMn6tPAJeVbN507QnErQRpUQWK1H1SxIBjSfV0dOXzJS8CMApBNcsm eV3vANhNGsrV9W9dohfNEQT10/v1ZNcjNZWLcKYPKmriKz/oj1XmMjR5mQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEXMBmVj7HG/et5F70zUlrtGTyhknr 5XjbuwcMiSf+nqsuPFdlxB8Nzzq3cgECouHKBRLXkKBHqVqE30OR8zHA8w== -----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 287377725510849815113891728883486960256170 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . . . . . [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 'E1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-06 09:30:41 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-06 09:30:40 +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 'studiomanagement.io' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 00045cc066563ec71bf7ade45ef4cd496bb464f28649ebe578dbbb070c8927fe9eab2e3c5765c41f0dcf3ab7720102a2e1ca0512d790a047a95a84df4391f331c0f3 . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 7586cfcd969f3071830da4cb5a8a53c9d178ed17 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac . . . . . . . . . . . . . . . . [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://e1.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://e1.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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'studiomanagement.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d7df84f790000040300483046022100ce36dea9947f55d2008b8fa05028566ef34b221c3479da3690a828c5360a3a1f022100a553057bde1d025d3d004e86efd5cde7d4fb6ddfa2dfbcf9c147ea288db5eafb00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d7df84fe100000403004730450220754fc68891149f79a35eeb325680b1c0fb3fae594ce9a606fe621f8a59a22001022100e53ed54a4d6ff088c292721ed6f60de16bb2146c69e976d3c2f3152f3c6927ff . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . [c:0|t:3|false] BIT STRING (816 bits) . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:2|false] INTEGER 13823223920682391527369015817310280643818687407197707388926478668726794275624120053267280376689829834379373988488495 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 1578346952080533363185003738880943212587215681449295976143130011675314739044067061056877513437486851806411154028953