h2oaudio.com

Issued by R3

About this certificate

This digital certificate with serial number 04:a0:97:4c:93:bf:47:39:33:f2:4c:98:87:39:8f:d7:81:51 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=h2oaudio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a0:97:4c:93:bf:47:39:33:f2:4c:98:87:39:8f:d7:81:51
Serial Number (int): 403095433472984745051143174719606422470993
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 16:7f:9a:1b:f9:53:de:08:bb:34:3e:d5:df:d6:15:d8:55:a8:7b:03
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b9:cb:81:cb:ef:ae:25:69:30:c7:47:d4:00:7a:d4:db:21:6d:27:56
Fingerprint (sha256): 50:f5:67:ae:9e:a4:90:8e:38:18:dc:9e:ae:41:1f:c2:7d:23:4a:c2:e6:68:76:77:69:a1:79:4b:b2:c2:f4:36

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate h2oaudio.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

h2oaudio.com

Other certificates including the domain name h2oaudio.com

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApkLDAnBfm5n0sI2jHIGy
kI9iTPdYmOYw1/fDTDWYdo9kX2mKcHsiyScOEqHp9hkgQkXpZswQoDJymBnDW7oY
O5qFTsfAft4JOSzY64HXo7bM3ud17kaHIbMOA2PVZaGIWC8qggnBLuuAgm6oeiyx
gg7BHfI7lHhaN8r1Y4WhbrYqRADRaLsBR6yEOHcqMxbFQpiv67S7lfuAdqCVzp+6
6Uw6tNx/r8vhAsolNdF1SFhlc035Z9Y0N385NdBLg69VmYeB+DnXBRtQiD695KDt
4hajautGlE0dcuotkMvHA0kvI/3othNqwY4nzKClRAy0jpN4TOWhHChtbPtpdSQz
hwIDAQAB
-----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 403095433472984745051143174719606422470993
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-26 07:50:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-24 07:50:52 +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 '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 20988480073231550794521365157451055387498817624679582748566925844748721942750933218745301393262213155524780872016124588367879533133458674068545824593669272466504871186858410697920174024034912381077927885167842481980717699732143109393700871938359157486151499007780154221586051469500366086080908849073970116746365231012751928553373359404862322451825366294226137514845573117062828605025697842531679001208690039992517842553903077567519630466180391423135626702671157533956736102580659314298019004727554638278697806345110951000081386685671049603316575827010765192280207255117967877091775851035337239646725005918761960878983
 . . . . . . . . . . . . . . . . . . . . [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)
							167f9a1bf953de08bb343ed5dfd615d855a87b03
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001899164de270000040300473045022100f20b18ecaa3bb5e48a0ae21f7a6b33512a8e1bd21cd1349089e742c305f28d7c02205578808abb3bd8e08b7ee347325d0669bf7d584244e5e15d42ba581da31be64c007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a000001899164de9200000403004730450221008ae7844a3e2a1f82650f45a254ef4b834d717e7946fb478d41f4b9f2b98e593a02203f2f8e667e448879c261b6adce196e7bb7bd7db56067a385fd7c16913381eaf0
 . . . . [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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