www.helfie.io
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d5:63:18:73:a1:f8:7c:62:2f:bf:b2:34:25:1f:c0:5c:62 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.helfie.io
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:d5:63:18:73:a1:f8:7c:62:2f:bf:b2:34:25:1f:c0:5c:62Serial Number (int): 333948722481457685402499759872030883732578
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d3:86:24:da:40:38:29:b6:78:76:74:d8:e7:30:8e:29:24:ae:59:9a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 78:d4:92:6d:61:af:08:c4:27:93:f4:0b:2a:f7:d7:72:4f:06:20:b5
Fingerprint (sha256): ef:cf:29:fd:8b:b3:54:3e:60:b0:96:5f:99:c8:6f:5f:7a:0e:80:6c:a7:a7:ab:c4:39:c2:70:62:f1:2d:a6:c4
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.helfie.io
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.helfie.io
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
www.helfie.io
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Certificate
The complete raw certificate details for www.helfie.io in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFUjCCBDqgAwIBAgISA9VjGHOh+HxiL7+yNCUfwFxiMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAxMzAxMjQzNDdaFw0x OTA0MzAxMjQzNDdaMBgxFjAUBgNVBAMTDXd3dy5oZWxmaWUuaW8wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDCWzcuqZoTdQOBPYGSudlcOfOIpmL7P3dZ 8XHONTKeNpYjHiGIqFkttUV7S4psoyRqdnJ05ZOYj/qeC0kKRqpV/VFo5zn+WWuz DIWTCvl7FK6XfTeDwhk+rX7sJZOvg/u6kQ8YedNYCUb5YJ47izg/yIzNfyTEe7vE 0znJ0MLR8cmej7anXGwjAe/pqPAiJAjEeeKaj/V+BvvM9kHaNxiOmjdkOR4TADEf TdRzJOcxQecmOD0tCh5IdAPUIiwN0wwCpZCaNZBkxsUorgh7Yqky8bI/SQsg0Fjf OS69JH6uU1/oKtC4aAx5yU6YnN4UZ3E5BsAbEHZfitIeAmNeER1NAgMBAAGjggJi MIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNOGJNpAOCm2eHZ02Ocwjikkrlma MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wGAYDVR0RBBEwD4INd3d3LmhlbGZpZS5pbzBMBgNVHSAERTBDMAgGBmeBDAEC ATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNl bmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB3AHR+2oMxrTMQkSGc ziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABaJ8AXP4AAAQDAEgwRgIhALKamkZw3wn9 a3GjziTrEs+AEf+MOlobWpx+02QYUd0oAiEAhNzV3iXpQpUtBzyQNL4Wze73SZiy HLCpIWta28gsXYQAdQApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAA AWifAFz2AAAEAwBGMEQCICHkbxJk9B/KpUN0VCRGNFHkDjrNI34YbgoGHSiheFm8 AiB6s8XPxxAaWiXUAsIOWT6NlxX67hG4zAumOBKVodGNVTANBgkqhkiG9w0BAQsF AAOCAQEAJL2Z1wSDwALG1QxlBZQPZgdiW3aFWkxItjNHdmlclS5GfMHF8cewO1SD Xo9I4U6dW7ae/xUk+/Tsypww8VUrHvpIMy+3rQhu+frRBVs0IfMf/7OHBZr95bQl NBh6GJjf26OPBlF0rWfD371D2DjtvpnBQxlwKdhFBb971q+HV2cs6Ra7pM2lisC4 OjKJC+uTAR0ol9nOl4VUDCnizPjDzGheRiV61rE2ntJOo1rSyqhh5WNwjZETnWiP k80nqKJ5Go8KtzRfJJzW2pnjP+JfJPK5D+ezJGyDDm9nTdkHmOnouhPK6007+ENw Ilv/bcnpnz023j1B7Lx9qFPR6A23Ug== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwls3LqmaE3UDgT2BkrnZ XDnziKZi+z93WfFxzjUynjaWIx4hiKhZLbVFe0uKbKMkanZydOWTmI/6ngtJCkaq Vf1RaOc5/llrswyFkwr5exSul303g8IZPq1+7CWTr4P7upEPGHnTWAlG+WCeO4s4 P8iMzX8kxHu7xNM5ydDC0fHJno+2p1xsIwHv6ajwIiQIxHnimo/1fgb7zPZB2jcY jpo3ZDkeEwAxH03UcyTnMUHnJjg9LQoeSHQD1CIsDdMMAqWQmjWQZMbFKK4Ie2Kp MvGyP0kLINBY3zkuvSR+rlNf6CrQuGgMeclOmJzeFGdxOQbAGxB2X4rSHgJjXhEd TQIDAQAB -----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 333948722481457685402499759872030883732578 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-01-30 12:43:47 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-30 12:43:47 +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 'www.helfie.io' . . . . . . . . [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 24535211230392337534159961118067499601183944540095295573280138830892728418476727711554167098674387332738229426366153484205027235866204601878289366690058799211544225938189856066032645144010439360750836475160108400898133583923520387247242363738179017782602555812142067458567982055966604668483438068389141300039165572252206721641163438777213068087298487155850307876367381635671490451074597666732707722165447398468953636261696110724900580203794400036848659450227220518955854845886787588657951601832524796207430861618090338828372077996708446607814740259682713826014516753705777316476611543486349166490675703307812656454989 . . . . . . . . . . . . . . . . . . . . [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) d38624da403829b6787674d8e7308e2924ae599a . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.helfie.io' . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [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) 00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001689f005cfe0000040300483046022100b29a9a4670df09fd6b71a3ce24eb12cf8011ff8c3a5a1b5a9c7ed3641851dd2802210084dcd5de25e942952d073c9034be16cdeef74998b21cb0a9216b5adbc82c5d84007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001689f005cf60000040300463044022021e46f1264f41fcaa543745424463451e40e3acd237e186e0a061d28a17859bc02207ab3c5cfc7101a5a25d402c20e593e8d9715faee11b8cc0ba6381295a1d18d55 . . . . [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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