aikasa.app
Issued by R3
About this certificate
This digital certificate with serial number 04:37:85:80:fa:cb:93:f8:ae:ac:d4:1f:49:73:43:6e:64:3b 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=aikasa.app
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:37:85:80:fa:cb:93:f8:ae:ac:d4:1f:49:73:43:6e:64:3bSerial Number (int): 367342130931861401184254021349281469719611
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 62:1d:cb:3e:7b:b3:de:27:77:7b:99:e2:93:71:8b:c7:b4:d8:bd:29
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): e0:2c:e9:83:3e:7a:e4:f8:a3:81:12:0e:66:b8:00:35:25:f3:26:b5
Fingerprint (sha256): 38:42:36:e1:9f:31:cf:4c:63:f9:03:45:54:d1:f7:95:24:35:aa:f1:ee:30:8d:8c:1f:b6:ea:d0:43:01:67:c8
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate aikasa.app
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for aikasa.app
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
aikasa.app
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Certificate
The complete raw certificate details for aikasa.app in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE4zCCA8ugAwIBAgISBDeFgPrLk/iurNQfSXNDbmQ7MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMjcwMjIwMTJaFw0yNDAzMjYwMjIwMTFaMBUxEzARBgNVBAMT CmFpa2FzYS5hcHAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDgn78q 0MPYIgklyCVYxcIJhrYn+kD5XiOpFi1O/lXo4VDO07ujg2Sjm5w59Mcu3W7T0vKj /AU5Y8ngL8NFpJan9SAdPWrjtjPHZ2r/S6cLSRU4CjmNYPF/9jUZHOluUK3cHwxh FrEV+cJBlT+Zvhsqp3eS80I1Y8mQ2YOsOX3iT+wRBo4Jx0oNym3uWa9Jtj+mJFsf ReBkzne7c3rptsXWxJe3EXlDvgOpJhN1lB/Y0KYX7AXQ8j99n9WaOyFZtxitYUBz cqssIWLwRjTLbTju+smPl9Zpm3vMJBWDICyGgF6bLUOorrtLyQ8QEw1BoZctv25U g1kjexeEaw2vFzKRAgMBAAGjggIOMIICCjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FGIdyz57s94nd3uZ4pNxi8e02L0pMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMBUG A1UdEQQOMAyCCmFpa2FzYS5hcHAwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEGBgor BgEEAdZ5AgQCBIH3BIH0APIAdwBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+r OdiEcwAAAYypSXSBAAAEAwBIMEYCIQDYaS2Ux7Qan1b1zVX7DHZhm8uHA+r9sWv5 enwVEz0rkAIhAOw4t3RdtyRO5Vhg8MezKUmDsWY6I7uMA5eJfdaYZFXTAHcA7s3Q ZNXbGs7FXLedtM0TojKHRny87N7DUUhZRnEftZsAAAGMqUl0eAAABAMASDBGAiEA 96VzNbosV0TfvhdZOlsNTQdxOVW+E5yN6apfpBhddfQCIQCvD11DpwLuCq0UQYX4 C6ywaauJxSvVt8VbyBE2yP0+qTANBgkqhkiG9w0BAQsFAAOCAQEAd5WUTT/cDdSI JaXukQhvye/qEEtEjwpQRsGwDfqEs3+5IuYJ3UvD0heqls206LkLC/85bUq+Za/q 8tvb2jh84vQRo+LTqKTD8d1Znng+K1S7HxyMVQzece4qvaXXWeQMKyEAgQJLYZ5G yz5ASLPvhJwziWrUA1M+mRFCT3jkiROB3UnBWM4feK/HUB4MNYvXBKYdIgGq/kSk MXMDxKgp6RqQOuMQmfMycbwwghJ8dqH+FAU0J/oAEnClPMJpyqK8S8np83A+jSgj hv+/Rfe1ROmW/5dcwq6xvYklA9fJdUeD//bEcL6iEXmQ0njkocdj4fnkwQfhmN9O e2bVi2HpKQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4J+/KtDD2CIJJcglWMXC CYa2J/pA+V4jqRYtTv5V6OFQztO7o4Nko5ucOfTHLt1u09Lyo/wFOWPJ4C/DRaSW p/UgHT1q47Yzx2dq/0unC0kVOAo5jWDxf/Y1GRzpblCt3B8MYRaxFfnCQZU/mb4b Kqd3kvNCNWPJkNmDrDl94k/sEQaOCcdKDcpt7lmvSbY/piRbH0XgZM53u3N66bbF 1sSXtxF5Q74DqSYTdZQf2NCmF+wF0PI/fZ/VmjshWbcYrWFAc3KrLCFi8EY0y204 7vrJj5fWaZt7zCQVgyAshoBemy1DqK67S8kPEBMNQaGXLb9uVINZI3sXhGsNrxcy kQIDAQAB -----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 367342130931861401184254021349281469719611 . . . . . . . . [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 2023-12-27 02:20:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-26 02:20:11 +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 'aikasa.app' . . . . . . . . [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 28356154369322960964767215384928536267487041110259697725298548266211774538291084054284660769381652726792301714920148989915365556386894004798673563506651341230641193812497949781383271641426002799876215716324101954799371983784894015290129574362754992661940124027175336353439819195098366086785702587435904940446658895453345798463642090565783120593569092646868220325353508913253306826919079190675983803938116009323447804567608863368298041568848014781396784634260707019533254335529561455329983823128119554524860563035838442408137681343931489647316062669434007813043314531952000710888494630131587608867472221850999442584209 . . . . . . . . . . . . . . . . . . . . [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) 621dcb3e7bb3de27777b99e293718bc7b4d8bd29 . . . . . . . . . . . . . . . . [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 'aikasa.app' . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ca94974810000040300483046022100d8692d94c7b41a9f56f5cd55fb0c76619bcb8703eafdb16bf97a7c15133d2b90022100ec38b7745db7244ee55860f0c7b3294983b1663a23bb8c0397897dd6986455d3007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ca94974780000040300483046022100f7a57335ba2c5744dfbe17593a5b0d4d07713955be139c8de9aa5fa4185d75f4022100af0f5d43a702ee0aad144185f80bacb069ab89c52bd5b7c55bc81136c8fd3ea9 . . . . [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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