homeschooltestprep.org
Issued by R3
About this certificate
This digital certificate with serial number 04:af:ab:d3:2f:2f:6d:55:2e:a8:76:9c:e8:a8:ec:56:fb:b4 was issued on by Let's Encrypt.
With 3 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=homeschooltestprep.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:af:ab:d3:2f:2f:6d:55:2e:a8:76:9c:e8:a8:ec:56:fb:b4Serial Number (int): 408226952457152401010382911079503661300660
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 0b:26:dc:25:bb:d0:c3:46:a1:62:c6:9f:26:b0:6f:8b:e8:96:38:99
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 6f:32:b8:2c:b8:de:4a:b6:ec:0f:0c:c4:cf:05:8e:1a:ea:d7:c5:23
Fingerprint (sha256): 37:6a:ec:58:76:21:5e:eb:0c:70:d7:da:83:88:cf:40:bc:06:f9:8d:62:93:70:c5:47:4d:58:e6:5c:c0:fd:48
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate homeschooltestprep.org
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for homeschooltestprep.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
electricvehicleartificialintelligence.io.consobi.com
homeschooltestprep.org
springisinthispair.com
homeschooltestprep.org
springisinthispair.com
Other certificates including the domain name homeschooltestprep.org
(limited to 100 certificates)
Certificate
The complete raw certificate details for homeschooltestprep.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFRzCCBC+gAwIBAgISBK+r0y8vbVUuqHac6KjsVvu0MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMTcxMDQyMzlaFw0yNDAzMTYxMDQyMzhaMCExHzAdBgNVBAMT FmhvbWVzY2hvb2x0ZXN0cHJlcC5vcmcwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw ggEKAoIBAQDW+LDP87jL1Gkrt7nsPJgVRYTclgSTNURE5xVBz1mOiAIpQibec9Lf FLn3RNl0Y2vuScIysonJEbS2ilc8Av7GFqKLHtqyUETe3PIZ4vmOYH24KOsjPWw3 ly/3sLuNwXCC6FMtb1GyiEC3FncCR9LWwQ+mSgDICtY933ys3fFP7baGSTVimso5 9XX7gDBjMIjboXB81lt6ZUUFYwulg0fBVAuLxpwB3xUuTrIsRKf5D8IkGODSXeBe r1uUmxm3fu4zgNERsxmWJEShRUR/vyfbL9XaLCf3BwGDQSqZN8yMQGCkeuKvj5ef hc093wj7KRdDPd+YqS+64Ng5jD69hcU1AgMBAAGjggJmMIICYjAOBgNVHQ8BAf8E BAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQC MAAwHQYDVR0OBBYEFAsm3CW70MNGoWLGnyawb4voljiZMB8GA1UdIwQYMBaAFBQu sxe3WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYV aHR0cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5s ZW5jci5vcmcvMG8GA1UdEQRoMGaCNGVsZWN0cmljdmVoaWNsZWFydGlmaWNpYWxp bnRlbGxpZ2VuY2UuaW8uY29uc29iaS5jb22CFmhvbWVzY2hvb2x0ZXN0cHJlcC5v cmeCFnNwcmluZ2lzaW50aGlzcGFpci5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEw ggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgA7U3d1Pi25gE6LMFsG/kA7Z9hPw/TH vQANLXJv4frUFwAAAYx3ld+fAAAEAwBHMEUCIE2GAbiR17Wa6RZdNC5VQSMyBMgT Cx+Cz6Ehkab987n4AiEAwhth8CplczpSn6UbpzFYsKFVDvcYCR7PP65RpYrjawgA dgAp0DobtnSqcRzTA1tlV8FPiqeLT+g4lEnspFP5RL0kaAAAAYx3leCxAAAEAwBH MEUCIQClKTow3FfJRghAJB6rF0Gur2PAsIOBmsr9zRE31jcmXQIgA7p5btdZg4+T GjSB4x3VAK2xZLRxc5mJG91YkM61ZbUwDQYJKoZIhvcNAQELBQADggEBAB8gguYt 4wvSlLdA9L8XHIMD170h51bG/qQy6LlAAXaif6pSwmsaUof45F4rDs49VSuw6rC+ 5QAy8Po/XgRpdtdBGlw59e2Vqj1gocY86F1DVjQ2dfvV9ZZDqc/6RE4qSY9oh4Uk zzVvmqQhZajqOVv1E++rXqGkArvrFj9GZeh9PdWjquQVfPTBc/jKfug8AGTAEod0 ZlSCK6oDeaDA48RH3d6wNyuuUy3/crL4F25950xn8JTSyH4R3V0Bz2kg3vPjXB6E ZydTtu9W2eUrvbktx+8Itt4JfXJahIijbb+2MC/wjN6xxR3vOs6uQB5uKkpCyJJ3 nhm6mRrqQiVdClw= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1viwz/O4y9RpK7e57DyY FUWE3JYEkzVEROcVQc9ZjogCKUIm3nPS3xS590TZdGNr7knCMrKJyRG0topXPAL+ xhaiix7aslBE3tzyGeL5jmB9uCjrIz1sN5cv97C7jcFwguhTLW9RsohAtxZ3AkfS 1sEPpkoAyArWPd98rN3xT+22hkk1YprKOfV1+4AwYzCI26FwfNZbemVFBWMLpYNH wVQLi8acAd8VLk6yLESn+Q/CJBjg0l3gXq9blJsZt37uM4DREbMZliREoUVEf78n 2y/V2iwn9wcBg0EqmTfMjEBgpHrir4+Xn4XNPd8I+ykXQz3fmKkvuuDYOYw+vYXF NQIDAQAB -----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 408226952457152401010382911079503661300660 . . . . . . . . [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 2023-12-17 10:42:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-16 10:42:38 +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 'homeschooltestprep.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 27137631204269919982450005898863510909990129964982297702264474500041368215029322561266001457326603511970147978606408352627974881241415064737009559442975666732975811535674915174802947801310637259195907251844421919554700021798185689418592506250571888051225504704036146860530340148992870194975758791852218048702498473927440839246402585623904389044083980259672056806477765830598103533370771525150735958554705165848301249913901622770933155666138758573907005388750852685405287005431976766597654013809156016089605431515701589112562006226985920558286012904871953734660762283730060221497817165018242640842106453034992451044661 . . . . . . . . . . . . . . . . . . . . [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) 0b26dc25bbd0c346a162c69f26b06f8be8963899 . . . . . . . . . . . . . . . . [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 (104 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'electricvehicleartificialintelligence.io.consobi.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'homeschooltestprep.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'springisinthispair.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) 00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c7795df9f000004030047304502204d8601b891d7b59ae9165d342e5541233204c8130b1f82cfa12191a6fdf3b9f8022100c21b61f02a65733a529fa51ba73158b0a1550ef718091ecf3fae51a58ae36b0800760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c7795e0b10000040300473045022100a5293a30dc57c9460840241eab1741aeaf63c0b083819acafdcd1137d637265d022003ba796ed759838f931a3481e31dd500adb164b4717399891bdd5890ceb565b5 . . . . [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) 001f2082e62de30bd294b740f4bf171c8303d7bd21e756c6fea432e8b9400176a27faa52c26b1a5287f8e45e2b0ece3d552bb0eab0bee50032f0fa3f5e046976d7411a5c39f5ed95aa3d60a1c63ce85d4356343675fbd5f59643a9cffa444e2a498f68878524cf356f9aa42165a8ea395bf513efab5ea1a402bbeb163f4665e87d3dd5a3aae4157cf4c173f8ca7ee83c0064c01287746654822baa0379a0c0e3c447dddeb0372bae532dff72b2f8176e7de74c67f094d2c87e11dd5d01cf6920def3e35c1e84672753b6ef56d9e52bbdb92dc7ef08b6de097d725a8488a36dbfb6302ff08cdeb1c51def3aceae401e6e2a4a42c892779e19ba991aea42255d0a5c