www.helfie.io
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:db:d4:8b:42:22:59:01:2f:02:3d:69:cd:f4:6a:4f:7e:22 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:db:d4:8b:42:22:59:01:2f:02:3d:69:cd:f4:6a:4f:7e:22Serial Number (int): 336141215556696338907734408632948430437922
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): 59:16:25:a3:f8:77:c1:e9:92:5e:b4:14:fa:08:58:f2:f0:67:c2:9c
Fingerprint (sha256): 75:47:6f:9b:67:d2:b3:5e:05:65:36:a6:ba:a3:ed:88:af:b9:f0:b0:a5:ee:43:25:1c:45:0e:eb:bf:0e:04:2e
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----- MIIFUzCCBDugAwIBAgISA9vUi0IiWQEvAj1pzfRqT34iMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMjUyMDE0MjZaFw0y MDA2MjMyMDE0MjZaMBgxFjAUBgNVBAMTDXd3dy5oZWxmaWUuaW8wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDCWzcuqZoTdQOBPYGSudlcOfOIpmL7P3dZ 8XHONTKeNpYjHiGIqFkttUV7S4psoyRqdnJ05ZOYj/qeC0kKRqpV/VFo5zn+WWuz DIWTCvl7FK6XfTeDwhk+rX7sJZOvg/u6kQ8YedNYCUb5YJ47izg/yIzNfyTEe7vE 0znJ0MLR8cmej7anXGwjAe/pqPAiJAjEeeKaj/V+BvvM9kHaNxiOmjdkOR4TADEf TdRzJOcxQecmOD0tCh5IdAPUIiwN0wwCpZCaNZBkxsUorgh7Yqky8bI/SQsg0Fjf OS69JH6uU1/oKtC4aAx5yU6YnN4UZ3E5BsAbEHZfitIeAmNeER1NAgMBAAGjggJj MIICXzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNOGJNpAOCm2eHZ02Ocwjikkrlma MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wGAYDVR0RBBEwD4INd3d3LmhlbGZpZS5pbzBMBgNVHSAERTBDMAgGBmeBDAEC ATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNl bmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB2AOcS8rA3fhpi+47J DGGE8ep7N8tWHREmW/Pg80vyQVRuAAABcROL4C8AAAQDAEcwRQIhAKmnBAiizyPH A9FH4ZhhnndlRaCD45umMDptQ1aCAQFsAiBqjAGxsbGWLty+SHVfWvr0MJ0z/JwU KRbul6mGo+N1QQB3AAe3XBvlfWj/8bDGHSMVx7rmV3xXlLdq7rxhOhpp06IcAAAB cROL4FkAAAQDAEgwRgIhAPzCie9l4bUsT1V+UbDztn1/+GQzG/5dm7cXiSxzdck1 AiEAqijs3AeuytRhsDMFM0D48YgFXCO/S8CI/cM9CRrNfBcwDQYJKoZIhvcNAQEL BQADggEBABB3HN7/ErqSqY2f9+DQ56UnLrdaQ6NM9D1AqQi8cwWqX8PsUOBzuUPU eODuhlqosIVl8LZpLit6WFVt6lG+kq1UyPl69J8diTR+4n24TpZHITqMBYV60ByN tdvjJOT4XTi2lxKY48PXGRRuD9LdSQMouXZ8mXwnSYuECXzXiTahN6IqZ5CgwVSN bxNngGYCf7uTAT0xMoe0PrN8G+efZ0RVW2zT2bLuUtzSUAMQPK3gBbOIIXEvWXwl 9KVrd8N2tKYr/2g0DNew9LJfV5BLPKiIBpyxvOFZWeHlBhcKQFT041HlS/PDkBJn CB+PZTIEXeQvQAP0d/Qxv1w7JNunS/M= -----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 336141215556696338907734408632948430437922 . . . . . . . . [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 2020-03-25 20:14:26 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-23 20:14:26 +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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000171138be02f0000040300473045022100a9a70408a2cf23c703d147e198619e776545a083e39ba6303a6d43568201016c02206a8c01b1b1b1962edcbe48755f5afaf4309d33fc9c142916ee97a986a3e3754100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000171138be0590000040300483046022100fcc289ef65e1b52c4f557e51b0f3b67d7ff864331bfe5d9bb717892c7375c935022100aa28ecdc07aecad461b033053340f8f188055c23bf4bc088fdc33d091acd7c17 . . . . [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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