featsapp.com
Issued by R3
About this certificate
This digital certificate with serial number 03:b8:3f:97:6f:48:0d:68:15:e3:62:1c:f2:ab:3d:fc:c3:38 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=featsapp.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:b8:3f:97:6f:48:0d:68:15:e3:62:1c:f2:ab:3d:fc:c3:38Serial Number (int): 324033340966349548519237017834321335862072
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 5e:ba:10:28:02:9d:8c:64:05:d2:c5:42:c7:13:af:da:2d:81:b2:75
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 33:31:74:11:18:84:4e:36:88:78:63:05:33:6a:da:b5:71:7b:1f:5e
Fingerprint (sha256): 9d:ae:d8:b5:80:18:20:1f:8d:78:e7:53:f0:c7:d9:78:be:de:19:a0:09:46:77:e8:96:79:5e:4a:57:40:68:a8
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate featsapp.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for featsapp.com
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
featsapp.com
Other certificates including the domain name featsapp.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for featsapp.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE5TCCA82gAwIBAgISA7g/l29IDWgV42Ic8qs9/MM4MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEwMjYwMzA0MThaFw0yNDAxMjQwMzA0MTdaMBcxFTATBgNVBAMT DGZlYXRzYXBwLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALPD c5vMul5sbpshfr3+wxmI5LTpqrBfS+2j6mint3hZOQSttbCG89jk4mKLq8ZhhnK2 RmIE8u80y0Y1rMxdeXx7kAQMsRsBtFk/0uNPXvhexr8hzm/A4NJy2g5t0QNLAvIk Ta/kJJ+gZPV0epFwXWb/KOr4WDcFzvM+tWRykhieqkxqY7IhLkmsJ51A8irwk9rQ Cv3KXEFRDLz1V6xRYyjWLYtxZvZblpmv8mkaeJCw8cdhBLXJHzbb24SnVetyYcbb yfeTD0/YmTtCxDUzznRldAy9BKG2wXNYBslhkVN2dpbvK6RLH6Z0yHOzrXk9dB+V zhn3yyH5k0PI8SY03eMCAwEAAaOCAg4wggIKMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUXroQKAKdjGQF0sVCxxOv2i2BsnUwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA 5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMu by5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8w FwYDVR0RBBAwDoIMZmVhdHNhcHAuY29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIB BAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70A DS1yb+H61BcAAAGLaieMTgAABAMARzBFAiEA2WNS/RAudyUEBYqJ0W8Zc3pYlGq7 TNUOZ/qLwVWngZ0CIEde2ZGvA5ii4+lQeEk4ioSQ7Zdjc3B+XT3s1PvjAUJpAHYA 2ra/az+1tiKfm8K7XGvocJFxbLtRhIU0vaQ9MEjX+6sAAAGLaieMbwAABAMARzBF AiEAniuIbvBevW7H0kzCPyKzGfCOW1GKX4dJxkD+7HPI7p4CIHLpJaJLtsP+ezLp RzdcJX8yvkOwNLGVnPgc0b70E3OOMA0GCSqGSIb3DQEBCwUAA4IBAQBBFZIOnHwN iDlln0V7NY6DrbRu3FEIQU8qbaUnX+Ic/aR8KnRv7zEfwrZuPrT7VHlEjtCVaUpe hlRtU4DETGUJFyHZ5WgJvhDBudOORGgrJv2xx3JQMdjCqA9NVpfiDVBjMl76MUfa jMfPoVsmivO9p7FXPMa08muXtiLgHtzYtBgpAAy2LUnh2zKatGY2x9ZICL2Tb04w Et7Ofl17rScS/90v7nBnzVvdG2WevOReT/NhoroMijdCEXrNT4Wrm60Bwwc3T1P2 SyG/yAQt0uZviIzpCYEegOeUgidPdFpYBrcUzKVKpDCaqLaBXwTfMYeKYX2MDxrX YDBsNytnkZDP -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs8Nzm8y6XmxumyF+vf7D GYjktOmqsF9L7aPqaKe3eFk5BK21sIbz2OTiYourxmGGcrZGYgTy7zTLRjWszF15 fHuQBAyxGwG0WT/S409e+F7GvyHOb8Dg0nLaDm3RA0sC8iRNr+Qkn6Bk9XR6kXBd Zv8o6vhYNwXO8z61ZHKSGJ6qTGpjsiEuSawnnUDyKvCT2tAK/cpcQVEMvPVXrFFj KNYti3Fm9luWma/yaRp4kLDxx2EEtckfNtvbhKdV63JhxtvJ95MPT9iZO0LENTPO dGV0DL0EobbBc1gGyWGRU3Z2lu8rpEsfpnTIc7OteT10H5XOGffLIfmTQ8jxJjTd 4wIDAQAB -----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 324033340966349548519237017834321335862072 . . . . . . . . [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 2023-10-26 03:04:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-24 03:04:17 +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 'featsapp.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 22693037363104813712192062826798321985874734494838690801488726662808743849075805531124065152540189493134697711458817480867994843025752863131317664128715369530699027065758451069441507502852871602674975013373607875428880861890255657239977433031069435685939057740429545215856621124001781042449849923591787367487484298332863533115274764889156624288713011282589506239746567138420906435342867159739661251437644486959569621502783682526171943021977218838149259161867864336212298084047258067687922454063246874893154684569471110057406197754325218953472922560508688449581523104115322902062654197679296349293598387444317594901987 . . . . . . . . . . . . . . . . . . . . [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) 5eba1028029d8c6405d2c542c713afda2d81b275 . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'featsapp.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) 00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b6a278c4e0000040300473045022100d96352fd102e772504058a89d16f19737a58946abb4cd50e67fa8bc155a7819d0220475ed991af0398a2e3e9507849388a8490ed976373707e5d3decd4fbe3014269007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b6a278c6f00000403004730450221009e2b886ef05ebd6ec7d24cc23f22b319f08e5b518a5f8749c640feec73c8ee9e022072e925a24bb6c3fe7b32e947375c257f32be43b034b1959cf81cd1bef413738e . . . . [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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