www.helfie.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:23:81:44:01:7b:f9:93:cf:02:43:6e:2f:d2:d9:17:ba:8b 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): 03:23:81:44:01:7b:f9:93:cf:02:43:6e:2f:d2:d9:17:ba:8b
Serial Number (int): 273418564155260934726991937488585324214923
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): f6:5f:54:e6:f6:29:e8:63:05:a2:2e:51:5f:4e:cc:32:33:8f:8d:b6
Fingerprint (sha256): bd:f9:0d:4f:84:52:f9:d4:7a:c7:2d:b6:f8:ca:a7:4a:dd:74:d6:a8:ad:89:65:60:3c:00:3d:b8:19:46:25:93

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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

Other certificates including the domain name helfie.io

(limited to 100 certificates)
helfie.io
www.helfie.io
visualcommunication.agency
helfie.io
zesterday.in
www.helfie.io
helfie.io
trial.deepscholar.app
helfie.io
www.helfie.io
www.helfie.io
mobile.innovincytech.com
helfie.io
www.helfie.io
visualcommunication.agency
gp.helfie.io
helfie.io
test.status.hmhs.com
www.tingscoregoh.com
www.helfie.io
gp.preview.helfie.io
helfie.io
www.helfie.io
www.bravespetits.com
www.helfie.io
www.helfie.io
helfie.io
www.helfie.io
rise-api.cf
helfie.io
helfie.io
www.helfie.io
helfie.io
helfie.io
www.helfie.io
helfie.io
helfie.io
connpassport.com
helfie.io
www.helfie.io
helfie.io
tradesku.com
www.helfie.io
gp.preview.helfie.io
helfie.io
www.helfie.io
www.helfie.io
contadoresnajarro.com
helfie.io
helfie.io
www.helfie.io
prime.ebatesedc.com
www.helfie.io
www.helfie.io
aksharawindows.com
www.helfie.io
www.helfie.io
helfie.io
www.helfie.io

Certificate

The complete raw certificate details for www.helfie.io in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFUzCCBDugAwIBAgISAyOBRAF7+ZPPAkNuL9LZF7qLMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MzAxMDUyMDNaFw0x
OTA4MjgxMDUyMDNaMBgxFjAUBgNVBAMTDXd3dy5oZWxmaWUuaW8wggEiMA0GCSqG
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
bmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AOJpS64m6OlACeiG
G7Y7g9Q+5/50iPukjyiTAZ3d8dv+AAABawiVMm4AAAQDAEgwRgIhAM6kFM4Xvbc/
9JhZoFYCqEkXR3MqgLYpGhcodH2kYNKmAiEA2I0Vids3yt4Yf4Fh1yg3YGSXOcVZ
3D2zfwRqy1WNPHEAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAA
AWsIlTSDAAAEAwBHMEUCIQDfgX9MM67BVCh1T5D7MRzQpN+QQAoTacAkmJwafenR
EQIgQCV4q9a6AtanKwV2W6NP8IW4WBMFmTMg3DbsFkeesxMwDQYJKoZIhvcNAQEL
BQADggEBADjH3i2RBCBeUcfHU9gWHKyNjVReannSSwFIlilmbi7YXErWAYOJmCL8
rBzaPNqWkk4WPPS1Sp5rEiN6vGM9qD2P/ywCKftWsa3v5CrmfwDnEvIAAci0Fhah
lffyiAefi+XoiCmWwTam4SiFfzptuBXXkfDLQE/ig2pVtTPkSJ2hTj0lYdlV8atC
8zXARbjTaOT9oMEsq9NYWSu3Brrd/QdeYIPxJZ/igW/WmxQCD5eBGSKyBnTSBMKn
nzoGbJAcMPIWJRGUfEhzmoy66RMQCBUaNrobdothPpg8+luDTtpgsWOMQV/0Wd9Q
WRu3Y+uQ+xh4MQLGHIyfbX5ipv83/yM=
-----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 273418564155260934726991937488585324214923
 . . . . . . . . [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 2019-05-30 10:52:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-28 10:52:03 +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)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b0895326e0000040300483046022100cea414ce17bdb73ff49859a05602a8491747732a80b6291a1728747da460d2a6022100d88d1589db37cade187f8161d7283760649739c559dc3db37f046acb558d3c71007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b089534830000040300473045022100df817f4c33aec15428754f90fb311cd0a4df90400a1369c024989c1a7de9d1110220402578abd6ba02d6a72b05765ba34ff085b8581305993320dc36ec16479eb313
 . . . . [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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