superdense.com
Issued by R3
About this certificate
This digital certificate with serial number 04:18:bb:4b:09:6a:20:db:42:d2:02:51:59:17:49:af:80:0f 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=superdense.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:18:bb:4b:09:6a:20:db:42:d2:02:51:59:17:49:af:80:0fSerial Number (int): 356864875781569719339917743679912910225423
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 58:b7:6d:5e:e1:3c:75:73:7e:f5:2f:f9:48:ee:0c:a0:fe:9f:fb:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): d8:06:78:a3:6a:2a:82:e7:63:9a:bf:50:5e:81:50:e4:a6:df:14:02
Fingerprint (sha256): b2:d4:7f:df:30:4e:9d:56:23:5a:13:f5:09:76:94:04:6e:73:d0:e4:82:1e:cf:68:f7:db:92:48:bf:38:d1:55
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate superdense.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for superdense.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
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
superdense.com
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roadmap.superdense.com
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www.superdense.com
superdense.com
superdense.com
app.superdense.com
brunchycafe.com
superdense.com
superdense.com
superdense.com
www.listen.exchange
superdense.com
static.biocleanct.com
superdense.com
superdense.com
codi.ditosas.com
jk-holkynavdavani.cz
crbempreendimentosimobiliarios.com
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links.hometurfapp.com
superdense.com
superdense.com
superdense.com
link.superdense.com
parceiro.soulcial.com.br
superdense.com
superdense.com
superdense.com
superdense.com
superdense.com
roadmap.superdense.com
superdense.com
superdense.com
www.superdense.com
Certificate
The complete raw certificate details for superdense.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEHTCCAwWgAwIBAgISBBi7SwlqINtC0gJRWRdJr4APMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA5MjkwMTU2MzlaFw0yMzEyMjgwMTU2MzhaMBkxFzAVBgNVBAMT DnN1cGVyZGVuc2UuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEIh+TKtJS d6YBCGHutLLWPMrD6LFYj/l4ZjfmHUZKvkC/ITOZron9i821nA/AghmVptQOPcL8 J+fRd900PV4QGaOCAg8wggILMA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUWLdtXuE8 dXN+9S/5SO4MoP6f+/wwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+vnYsUwsYw VQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5sZW5jci5v cmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wGQYDVR0RBBIw EIIOc3VwZXJkZW5zZS5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwggEDBgorBgEE AdZ5AgQCBIH0BIHxAO8AdgB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpXo1Lr UgAAAYre3efPAAAEAwBHMEUCIQDjx/UYExSheO+busqRMmrQQcYtDrC5QjrILczX jQAXtAIgTHcDC3vH5UBIOBKTn2/hFw7YQ4Twnzs3BNQWT2eE7MkAdQCt9776fP8Q yIudPZwePhhqtGcpXc+xDCTKhYY069yCigAAAYre3eiOAAAEAwBGMEQCIF/BgSJQ BeaAUmyMry9hCxLkg5EdLRINaruDraiulKw0AiA92tXQgu54vgRk4oLsc7a4U7FT YffO2gAhIUa32UcnXjANBgkqhkiG9w0BAQsFAAOCAQEAeP/Q7cXSqzxEZge2OWVz scxGjpVWC/xN0+1OaQocxPg7ZhKMIpkPep4oxLVDUPgfP3guHtdksyr3Ta/+RDkO yREsKSDSyB3Vf/HK8T4YBIlE5g6tV7uyrUXQ0/4CnhHUzl36dtvlDBFEPKFN/IMZ qjU6IgKATAXVOKCj5XZ1eORX+qml6Sh3b/zSX/p4IcD9I0EBgvMR8WEFqUhCXeZz +t7KD/YRwaRCDkERV37Tdj8kf0MQncP2EvlNypyHKkwBPSSw/FBzFGsm8rMtotlK U3Yf2k1qJ7dpJdgwFsPT+9CfstFhEqz7fj6rXI8VEDjI0DuI/xjrsa0GnhIrKf2+ XQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEIh+TKtJSd6YBCGHutLLWPMrD6LFY j/l4ZjfmHUZKvkC/ITOZron9i821nA/AghmVptQOPcL8J+fRd900PV4QGQ== -----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 356864875781569719339917743679912910225423 . . . . . . . . [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 2023-09-29 01:56:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-28 01:56:38 +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 'superdense.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004221f932ad25277a6010861eeb4b2d63ccac3e8b1588ff9786637e61d464abe40bf213399ae89fd8bcdb59c0fc0821995a6d40e3dc2fc27e7d177dd343d5e1019 . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 58b76d5ee13c75737ef52ff948ee0ca0fe9ffbfc . . . . . . . . . . . . . . . . [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 (18 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'superdense.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018adedde7cf0000040300473045022100e3c7f5181314a178ef9bbaca91326ad041c62d0eb0b9423ac82dccd78d0017b402204c77030b7bc7e540483812939f6fe1170ed84384f09f3b3704d4164f6784ecc9007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018adedde88e000004030046304402205fc181225005e680526c8caf2f610b12e483911d2d120d6abb83ada8ae94ac3402203ddad5d082ee78be0464e282ec73b6b853b15361f7ceda00212146b7d947275e . . . . [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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