app.mygo1.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:66:b1:c2:ba:45:f7:3a:ac:38:6f:9a:6f:a2:be:3c:3d:12 was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=app.mygo1.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:66:b1:c2:ba:45:f7:3a:ac:38:6f:9a:6f:a2:be:3c:3d:12
Serial Number (int): 296281943660132392300306259844742361398546
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 58:b6:e4:44:b9:ce:95:32:5c:3b:c8:12:7c:95:cc:b0:9c:e6:ce:39
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:26:87:30:54:60:b9:aa:a2:60:b8:ec:13:60:27:bd:34:5e:f4:37
Fingerprint (sha256): 9f:d1:b7:84:b9:f3:33:53:94:61:5c:08:0b:c9:d7:59:f2:d1:49:b8:21:a0:6a:24:23:93:0d:a5:31:fe:10:ad

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 app.mygo1.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for app.mygo1.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

app.mygo1.com
sang.mygo1.com
singuyen.mygo1.com

Other certificates including the domain name mygo1.com

(limited to 100 certificates)
app.mygo1.com
app.mygo1.com
*.go1.com
mygo1.com
seek.u.mygo1.com
app.mygo1.com
*.mygo1.com
seek.u.mygo1.com
*.mygo1.com
app.mygo1.com
app.mygo1.com
*.mygo1.com
seek.u.mygo1.com
*.mygo1.com
app.mygo1.com
sang.mygo1.com
app.mygo1.com
app.mygo1.com
singuyen.mygo1.com
*.go1.com
app.mygo1.com
seek.u.mygo1.com
sni.cloudflaressl.com
seek.u.mygo1.com
app.mygo1.com
app.mygo1.com
app.mygo1.com
lti-tools-api.mygo1.com
sang.mygo1.com
*.go1.com
sang.mygo1.com
*.mygo1.com
sni.cloudflaressl.com
*.go1.com
sni.cloudflaressl.com
app.mygo1.com
singuyen.mygo1.com
*.mygo1.com
seek.u.mygo1.com
*.go1.com
lti-tools-api.mygo1.com
*.go1.com
app.mygo1.com
app.mygo1.com
seek.u.mygo1.com
app.mygo1.com
app.mygo1.com
singuyen.mygo1.com
seek.u.mygo1.com
missoncontrol.zambrerolearning.mygo1.com
sni.cloudflaressl.com
app.mygo1.com
app.mygo1.com
*.go1.com
seek.u.mygo1.com
*.go1.com
*.mygo1.com
public.mygo1.com
app.mygo1.com
mygo1.com
reckon-nz.mygo1.com
*.go1.com
seek.u.mygo1.com
*.go1.com
sni.cloudflaressl.com
*.go1.com
app.mygo1.com
seek.u.mygo1.com
sang.mygo1.com
seek.u.mygo1.com
app.mygo1.com
app.mygo1.com
*.mygo1.com
*.mygo1.com
*.go1.com
app.mygo1.com
seek.u.mygo1.com
*.mygo1.com
*.go1.com
sang.mygo1.com
sang.mygo1.com
seek.u.mygo1.com

Certificate

The complete raw certificate details for app.mygo1.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1Cf8kYhsTC6mNK8kCdxo
k4yLUh9DSr9NUQ4kUyYyAoO2+K/nPJMg0yR+teACNbg/BwuDdf4FXday9IW9kyb3
KcbMXDQBb7E6dsU5+ZMSJLGgU5S+IvAMSpY08YhbrUSfpvQcEkUErKF+LvKVVAYq
EgmDyYj06R5+uvo0Glf/I7ZNOr3I+3y5ahhvXDpuEqSyE/HCqPGZIxdfhi3XUmer
W5K7bZixirjFAis430Z3iGrEY5RDAdyoj4zyc6kFkN7YQKqlJ9M2S63H0F2932hv
VmAL+gbRljUCoG2Yb9kvykQXXaQWx3Pj9HHN/GNgMIsiJ4W0WYsgyXl8ENyUoX6J
vwIDAQAB
-----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 296281943660132392300306259844742361398546
 . . . . . . . . [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 2016-10-03 13:02:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-01-01 13:02:00 +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 'app.mygo1.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 26782238778026924108782406684804473319973675642863085217997038888378878210054812420666182146083839333564738954008287824307062415609016075288126266130803546403153143231091080001425865787913517188862507946134610819452543940860456326794174066236859390819946983363480903850963366079128930897936865936238411406502912459284178766499129847433486968851629614930799335825782382400140042345895277464961259098126043057130124052096759259331388929287036069724527554682987257101310480628448260666268285925421500712231925393632394583969864310198356653552665443547417077344790911739322548950648501276932593199387762359962507348445631
 . . . . . . . . . . . . . . . . . . . . [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)
							58b6e444b9ce95325c3bc8127c95ccb09ce6ce39
 . . . . . . . . . . . . . . . . [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 (100 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 (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'app.mygo1.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sang.mygo1.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'singuyen.mygo1.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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