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:64:3b
Serial 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.org

Check 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

Other certificates including the domain name aikasa.app

(limited to 100 certificates)

Certificate

The complete raw certificate details for aikasa.app in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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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