cetem.es
Issued by R3
About this certificate
This digital certificate with serial number 04:39:45:e1:1e:cb:48:63:e0:30:5b:dc:b8:04:78:10:02:cd was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=cetem.es
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:39:45:e1:1e:cb:48:63:e0:30:5b:dc:b8:04:78:10:02:cdSerial Number (int): 367938124264614817298365939871938543354573
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 01:82:71:d2:47:17:2d:93:09:9e:2d:6f:73:98:de:79:d5:76:fa:69
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 03:9b:56:ad:1e:bb:a3:49:7c:f3:68:96:53:96:e7:b7:32:70:6c:62
Fingerprint (sha256): 1b:88:71:43:40:43:32:75:cd:53:07:f4:e9:13:83:87:cc:80:4c:86:10:18:be:c6:f2:df:fb:35:84:5e:e4:1e
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate cetem.es
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cetem.es
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
cetem.es
www.cetem.es
www.cetem.es
Other certificates including the domain name cetem.es
(limited to 100 certificates)
cetem.es
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cetem.es
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fichajes.cetem.es
www.snapdragonselfie.com
dhirunand.com
rebornabroad.com
upload.stgapp.de
schlueter-kollegen.fastdocs.de
focuswall.madebyayan.com
www.100percentfa.com
cetem.es
cetem.es
console.deci-bel.com
quizee.ushakov.dev
fichajes.cetem.es
www.100percentfa.com
cetem.es
cetem.es
upload.stgapp.de
www.willardshikami.com
aboa-mare-sperry.mari-sto.fi
monkooli.com
anandabemestar.com
cetem.es
www.djlbirdnest.com
fichajes.cetem.es
www.snapdragonselfie.com
dhirunand.com
rebornabroad.com
upload.stgapp.de
schlueter-kollegen.fastdocs.de
focuswall.madebyayan.com
www.100percentfa.com
cetem.es
cetem.es
console.deci-bel.com
quizee.ushakov.dev
fichajes.cetem.es
www.100percentfa.com
cetem.es
cetem.es
upload.stgapp.de
www.willardshikami.com
aboa-mare-sperry.mari-sto.fi
monkooli.com
Certificate
The complete raw certificate details for cetem.es in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE6zCCA9OgAwIBAgISBDlF4R7LSGPgMFvcuAR4EALNMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMDEyMDMyMjhaFw0yNDAzMzEyMDMyMjdaMBMxETAPBgNVBAMT CGNldGVtLmVzMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0AqBowL6 DbTUtj+QQfO7MvSFI/rnIrybZG6Yne7lde76AsMncQXNN9qX9/6rhUVDosqQENen zI9Q0D8durQvxwzW8dKCFkx03TUnm8KdlVcyKdWfxnp4DeizkCBXR7i3NwaKqOLf s2m4vGYvPYs1yCU618bmJ3lrb77d++pXPaaJxMDPJadofE4HIOSV1IZppZTGwPXX dV/1jgxJ0uI1SBxTFn5rt8rfw51RVCB6Df+u+iN31hxQmRENYfieEFV8ewFQtVZ5 FMfv+s2easfpvLaLbV81bmmFJTNzUd5qNLdkakH1CU+nM6YYQY2roFUeCeHUsbYX lcU1PcvUGT1MYQIDAQABo4ICGDCCAhQwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQB gnHSRxctkwmeLW9zmN551Xb6aTAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzAhBgNV HREEGjAYgghjZXRlbS5lc4IMd3d3LmNldGVtLmVzMBMGA1UdIAQMMAowCAYGZ4EM AQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAouK/1h7eLy8HoNZObTen3GVD sMa1LqLat4r4mm31F9gAAAGMxvFCBQAABAMARzBFAiEAkjoCVpr1fCG8mD3RB+d2 bLcBvZIrBFPpg57/Mv/ZdEECIEVRFS8YvKl1ca5oTH33SETIwtiz/AXqRQRlKWgH OiQnAHYA7s3QZNXbGs7FXLedtM0TojKHRny87N7DUUhZRnEftZsAAAGMxvFCAQAA BAMARzBFAiEAm3j+jbZd3sr3oy3EdAWAUOKiQZlRhP2/RIyA42jO/68CIG/RJfB6 Pso7g0V1W12KKaAWxfyTiQD4NM/uQM5DnjcCMA0GCSqGSIb3DQEBCwUAA4IBAQC4 UXnmL1jQ3I/XKWGUN4LusoP6HwVzdctx/OyglQQ+OxekJdAIEWPbY9zEaGp+DHoD og53tvvkMoX1FZYOOpyGkasUd7KlZao02sQJMvCPVowu7scMM4X/CUSHWTcMZL8w NPUv8Hb41Z+wylzsT/eSdBCKwqdTxWLRRJm/HtTJ76bak96QvxSqKCbD6MFI2TR1 wlQY+qypd5hHE+DweNB4wQ0cxRIh7L//mbBXEk+LSsZlYi49M26EZSZRMxBcBiEq YXzw1ENuGi3p6Ur3SJoJpNqx+Q1qAgA+S9xqk3BOX7oKf2XlcFSJ8GR61SXZFWMf /3yqzUktN7u7M3RILmMx -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0AqBowL6DbTUtj+QQfO7 MvSFI/rnIrybZG6Yne7lde76AsMncQXNN9qX9/6rhUVDosqQENenzI9Q0D8durQv xwzW8dKCFkx03TUnm8KdlVcyKdWfxnp4DeizkCBXR7i3NwaKqOLfs2m4vGYvPYs1 yCU618bmJ3lrb77d++pXPaaJxMDPJadofE4HIOSV1IZppZTGwPXXdV/1jgxJ0uI1 SBxTFn5rt8rfw51RVCB6Df+u+iN31hxQmRENYfieEFV8ewFQtVZ5FMfv+s2easfp vLaLbV81bmmFJTNzUd5qNLdkakH1CU+nM6YYQY2roFUeCeHUsbYXlcU1PcvUGT1M YQIDAQAB -----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 367938124264614817298365939871938543354573 . . . . . . . . [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 2024-01-01 20:32:28 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-31 20:32:27 +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 'cetem.es' . . . . . . . . [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 26262748328723937622319599789921556095556996378751120437317690417422904164063624570385813981734220260032552640435767886377415660275422765237791394455044976635304783043376545238021080841673003568767203045740662146656288806410851344069452916338697402799102599154368828095873657355000531445541498590742086698656859425109299921291239693351303798659025607469506946110913699619057309963921332569416832334716085070779965458886638408238089038606953995661494225308063266021591224663788549615353954086069593900013926023921280033918368182494583053074522301070506025147310963152813606271650011535890374648365696863645302295186529 . . . . . . . . . . . . . . . . . . . . [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) 018271d247172d93099e2d6f7398de79d576fa69 . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cetem.es' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cetem.es' . . . . . . . . . . . . . . . . [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) 00f0007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cc6f142050000040300473045022100923a02569af57c21bc983dd107e7766cb701bd922b0453e9839eff32ffd9744102204551152f18bca97571ae684c7df74844c8c2d8b3fc05ea4504652968073a2427007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cc6f1420100000403004730450221009b78fe8db65ddecaf7a32dc474058050e2a241995184fdbf448c80e368ceffaf02206fd125f07a3eca3b8345755b5d8a29a016c5fc938900f834cfee40ce439e3702 . . . . [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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