www.h2oaudio.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c8:ad:d1:c5:ec:29:0f:ef:86:6c:7c:6b:85:d3:e5:7a:ca 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.h2oaudio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c8:ad:d1:c5:ec:29:0f:ef:86:6c:7c:6b:85:d3:e5:7a:ca
Serial Number (int): 329624376827127903280694038399051171723978
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:ea:65:ae:96:68:d0:a1:d8:95:7c:19:1f:85:06:f5:69:f9:a0:57
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b5:eb:90:68:16:f4:7f:9f:bb:7a:fb:5e:ce:95:57:0c:a9:bc:60:6f
Fingerprint (sha256): eb:f4:1c:4e:0a:b7:c2:f7:df:ad:f3:f8:31:24:d9:93:55:02:4e:9b:54:12:ff:a8:35:3c:60:f9:cf:4d:9a:17

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.h2oaudio.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.h2oaudio.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

www.h2oaudio.com

Other certificates including the domain name h2oaudio.com

(limited to 100 certificates)
www.h2oaudio.com
www.h2oaudio.com
h2oaudio.com
h2oaudio.com
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www.h2oaudio.com
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www.h2oaudio.com
*.h2oaudio.com
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www.h2oaudio.com
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h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
h2oaudio.com
*.h2oaudio.com
h2oaudio.com
h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
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h2oaudio.com
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h2oaudio.com
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h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com

Certificate

The complete raw certificate details for www.h2oaudio.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFWDCCBECgAwIBAgISA8it0cXsKQ/vhmx8a4XT5XrKMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTIwMDA3MjhaFw0y
MDA1MTIwMDA3MjhaMBsxGTAXBgNVBAMTEHd3dy5oMm9hdWRpby5jb20wggEiMA0G
CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDN5UgBxGMlQi/ReZlR28/c+dtWJg4d
iZx8WYi+9bfWvUm1/bZl0MPhdVg77hMk9ifAdOVMN6xUWE40LRDhizdpE9zoxsd3
i8zcwdThuxiDCuH7vdzB7p7bVSEi/WkIDkNzdGckLseTvPaJ9N3ld6twCALAPxhj
8PkGmzpFhIruUAOuviJg8xuxVjvtu6s966kwR1AYu0MDkUwbNHacib5HD6/vvfeK
PidAM3MV1+r9uahHRUkAijMotKsfpTKe6lqEiOJadJon0p2xjLM5T/GKWNQKcCEz
Pe0+NZGyNqZhh+ZOo5/jHHeU/gNNB6Cd0KYi0kuH96Dko93KKE1iGA3nAgMBAAGj
ggJlMIICYTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG
AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFALqZa6WaNCh2JV8GR+FBvVp
+aBXMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB
BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZy8wGwYDVR0RBBQwEoIQd3d3Lmgyb2F1ZGlvLmNvbTBMBgNVHSAERTBDMAgG
BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz
LmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AAe3XBvl
fWj/8bDGHSMVx7rmV3xXlLdq7rxhOhpp06IcAAABcDbvx5IAAAQDAEcwRQIgSONC
A8fQbisJ2YgA4uF7b6+NY/WSPEAIWJiKgvLGl3MCIQC97QXfVC9Nw0oqXQJ+ZqAH
8eSQO0kbnlBc9tLQWzVzsQB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgia
N9kTAAABcDbvx+cAAAQDAEcwRQIgJpU0bF8ZP3okcYgF1h9q/7HQxYWmYoBFiV40
FQhYYEoCIQCB5lAsYtB7UR2uD3Dz439vYNGDMPjlHJvu+ZjVtKmWAjANBgkqhkiG
9w0BAQsFAAOCAQEAK5rhK92y+P5BldmBjMLz4z6DsEcb8b8ayvlO2pZleCKmKmS4
GxZP+ZXMuqAN7PKEJCS2fFUK7X/llkCY3pyf7wGjOrreb8SFLqy9HLLgMbVpJ1Iz
GjhxOKQgK0He4CNctac1U3aXScaTQxswlxaQ0/kvZNmVkdvqSTRm13JOWuTcPNGM
h7mMQE3IhtpXS0WQp9mX4OzkLSAxvw75iKsK0aOmxTtf/wi6dUVZUNsOimvoketZ
g95xwiGBsUX4wc1JQTjECsGl6QWPWQjBYov2JnK1pQ2UW2oQlw2xSF/2SUd+Vey6
OSycxWPCrYsU0BXNRongH/pmb2sf8Azi9dcfBQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzeVIAcRjJUIv0XmZUdvP
3PnbViYOHYmcfFmIvvW31r1Jtf22ZdDD4XVYO+4TJPYnwHTlTDesVFhONC0Q4Ys3
aRPc6MbHd4vM3MHU4bsYgwrh+73cwe6e21UhIv1pCA5Dc3RnJC7Hk7z2ifTd5Xer
cAgCwD8YY/D5Bps6RYSK7lADrr4iYPMbsVY77burPeupMEdQGLtDA5FMGzR2nIm+
Rw+v7733ij4nQDNzFdfq/bmoR0VJAIozKLSrH6UynupahIjiWnSaJ9KdsYyzOU/x
iljUCnAhMz3tPjWRsjamYYfmTqOf4xx3lP4DTQegndCmItJLh/eg5KPdyihNYhgN
5wIDAQAB
-----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 329624376827127903280694038399051171723978
 . . . . . . . . [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 2020-02-12 00:07:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-12 00:07:28 +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.h2oaudio.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 25991915329621850390748171161295464521261353862012627424227420095824130330039086992150961856712319073721458850720226230780283393843580799603525566233978084565995749353908475715328806878603138434030271648513270873611532447380637747502679605830285574877978935910768184962736286810765038664312364626891697790316984510866362607704705798133699195046118067306765507272462040420240772513360881933418737616579342742879406190755884248945107934192253569943731458085308361264383803036334810845681945896507984511678526037433562274818189342977853842349403452262226788988863986933227033839826973334577246755781488176653031823642087
 . . . . . . . . . . . . . . . . . . . . [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)
							02ea65ae9668d0a1d8957c191f8506f569f9a057
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.h2oaudio.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 (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)
							00f000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017036efc7920000040300473045022048e34203c7d06e2b09d98800e2e17b6faf8d63f5923c400858988a82f2c69773022100bded05df542f4dc34a2a5d027e66a007f1e4903b491b9e505cf6d2d05b3573b10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017036efc7e7000004030047304502202695346c5f193f7a24718805d61f6affb1d0c585a6628045895e34150858604a02210081e6502c62d07b511dae0f70f3e37f6f60d18330f8e51c9beef998d5b4a99602
 . . . . [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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