blumm.aca.ee
Issued by R3
About this certificate
This digital certificate with serial number 04:08:00:fc:a7:6a:e0:4d:2d:22:e3:6b:37:a9:39:70:17:49 was issued on by Let's Encrypt.
With 5 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=blumm.aca.ee
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:08:00:fc:a7:6a:e0:4d:2d:22:e3:6b:37:a9:39:70:17:49Serial Number (int): 351172714516846852049744125041116414220105
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: e3:60:1c:4e:01:55:80:60:05:b2:63:33:40:de:bf:c1:de:3c:64:0e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 5f:43:d4:f5:77:b4:c5:49:d0:b1:7e:82:d5:ab:10:8f:9d:0f:bb:51
Fingerprint (sha256): 22:54:83:fb:77:93:8a:f1:5f:2f:f2:f6:0d:38:9f:5b:e6:d5:f3:76:e4:d5:7a:ac:55:fd:b8:ac:2b:32:2f:7c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate blumm.aca.ee
5
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for blumm.aca.ee
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
blumm.aca.ee
blumm.digital
blumm.ee
www.blumm.digital
www.blumm.ee
blumm.digital
blumm.ee
www.blumm.digital
www.blumm.ee
Other certificates including the domain name aca.ee
(limited to 100 certificates)
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Certificate
The complete raw certificate details for blumm.aca.ee in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFHjCCBAagAwIBAgISBAgA/Kdq4E0tIuNrN6k5cBdJMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAyMDMyMjMyMjBaFw0yNDA1MDMyMjMyMTlaMBcxFTATBgNVBAMT DGJsdW1tLmFjYS5lZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALaT 9/E6WTht+kisFOhYP16rTBOcMWpGx6/XHgo9SdqxvFJSEArR2JT/wT3flVPr3CYW D+s8UR5zpcjpJq9lCFqZInmLvXLumWkwkabO0FFN/z73tP9NmhfUJMgfuvp5A3Ve dF+Xo4g7hcAtXqxabELi5AQFRexhM2PkJBujiVompmUurbmC4/RrFotz2rQ4wbtN 49mFxsZWfC4UAhc5JCbQEuula5Rcz0w3Apb6benvf/BxdDJhpQp5EBFUR+k6NqHe DsNdK4m4i1X66pzanxlhvOmz0hFsUDYX2JaLfL8bI+91u9DMlacBaa1mHTXTKbxI YqFyKUNFUOpJKVs3os8CAwEAAaOCAkcwggJDMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQU42AcTgFVgGAFsmMzQN6/wd48ZA4wHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA 5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMu by5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8w UQYDVR0RBEowSIIMYmx1bW0uYWNhLmVlgg1ibHVtbS5kaWdpdGFsgghibHVtbS5l ZYIRd3d3LmJsdW1tLmRpZ2l0YWyCDHd3dy5ibHVtbS5lZTATBgNVHSAEDDAKMAgG BmeBDAECATCCAQMGCisGAQQB1nkCBAIEgfQEgfEA7wB1ADtTd3U+LbmAToswWwb+ QDtn2E/D9Me9AA0tcm/h+tQXAAABjXFQ2eUAAAQDAEYwRAIgBV80tWSttlQYV96m 4uKn0UJokGJ2QwlQbs2d91VwusoCIEUqf/1n11z9r9XdEOukJ90C/IpBTXKshzP4 Rsvpu7ARAHYAouK/1h7eLy8HoNZObTen3GVDsMa1LqLat4r4mm31F9gAAAGNcVDa GwAABAMARzBFAiEAoAgCHa3B4jaDUR6dw9HR8bdlZ6YCcBpEX9zqwLfvC+UCIFZv sdgLHP9RMH6PPoNG/G9YCKI3rYy+a6ysgn3pujeAMA0GCSqGSIb3DQEBCwUAA4IB AQAXxTcPEd0KJkTgVbwuLHrTJ9nA8IAb1oFQGNI8FODPK+Wkfgoi//2s/KineHUR p411SjqrdcCiUUt+/i+Ys4LwZUHzSIV38gGnHuOdmvHlMvqB05/gSyR9puLkoAnU z6LOdwhlTe0FShdtUtU6awXGwsVQ19tES49n+Ufs6MLKTovbZOZmSQMQumHGVkAo slKyPIJy8/AiVUu0J/yk/iW5VRh6zWQ540ZkSbBW2sQ/cgssYoVBCltf6hqhPe86 rZvRWoBtFF9bYzqPdI3Xve5PcFhKI7dfVON9vFrsEEZbC922J0xD2S6kDYVyxVJd FgT0HHJDk9IDfV1Qom1VkAg1 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtpP38TpZOG36SKwU6Fg/ XqtME5wxakbHr9ceCj1J2rG8UlIQCtHYlP/BPd+VU+vcJhYP6zxRHnOlyOkmr2UI WpkieYu9cu6ZaTCRps7QUU3/Pve0/02aF9QkyB+6+nkDdV50X5ejiDuFwC1erFps QuLkBAVF7GEzY+QkG6OJWiamZS6tuYLj9GsWi3PatDjBu03j2YXGxlZ8LhQCFzkk JtAS66VrlFzPTDcClvpt6e9/8HF0MmGlCnkQEVRH6To2od4Ow10ribiLVfrqnNqf GWG86bPSEWxQNhfYlot8vxsj73W70MyVpwFprWYdNdMpvEhioXIpQ0VQ6kkpWzei zwIDAQAB -----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 351172714516846852049744125041116414220105 . . . . . . . . [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 2024-02-03 22:32:20 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-03 22:32:19 +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 'blumm.aca.ee' . . . . . . . . [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 23048337502780983476093601606249564432392100115768758609818338194404741251706658120518618500109394823259924967382004227804145313887917262718623632258194203506045965214601088713588001413703160569488434339253539107340560434052526864766594873085792475721406500506344911340988506511574852897731860005104668994433038893018430388615346725274822518533123345523966017945191089485622925255314805079293618864913362808271129442373440553343013212635421550060483061472766144948098991229925703183545976890084202335415116916003449015101088905628523030200051405740341383529716791171802308688119933192035591842129135573457097071239887 . . . . . . . . . . . . . . . . . . . . [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) e3601c4e0155806005b2633340debfc1de3c640e . . . . . . . . . . . . . . . . [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 (74 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blumm.aca.ee' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blumm.digital' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blumm.ee' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blumm.digital' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blumm.ee' . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d7150d9e500000403004630440220055f34b564adb6541857dea6e2e2a7d142689062764309506ecd9df75570baca0220452a7ffd67d75cfdafd5dd10eba427dd02fc8a414d72ac8733f846cbe9bbb011007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d7150da1b0000040300473045022100a008021dadc1e23683511e9dc3d1d1f1b76567a602701a445fdceac0b7ef0be50220566fb1d80b1cff51307e8f3e8346fc6f5808a237ad8cbe6bacac827de9ba3780 . . . . [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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