h2oaudio.com

Issued by R3

About this certificate

This digital certificate with serial number 03:93:b3:9f:cf:10:02:3a:30:ca:37:b6:64:0c:3d:48:97:90 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=h2oaudio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:93:b3:9f:cf:10:02:3a:30:ca:37:b6:64:0c:3d:48:97:90
Serial Number (int): 311597127318831828922075519096735620700048
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 54:9b:40:2f:57:e4:d4:91:f7:44:28:07:53:f1:5d:de:84:e7:57:50
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 79:4a:cb:77:1d:7a:1e:41:02:01:2a:fd:45:49:06:e2:00:82:34:c3
Fingerprint (sha256): 66:44:7e:99:f9:d1:67:67:7a:b2:61:a8:d1:3f:34:d6:fd:8e:dd:8b:17:0f:b7:63:76:a7:43:b9:cf:48:a2:74

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
h2oaudio.com
h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
h2oaudio.com
h2oaudio.com
h2oaudio.com
www.h2oaudio.com
*.h2oaudio.com
h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
www.h2oaudio.com
h2oaudio.com
h2oaudio.com
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
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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6pchKlEEYQN6Vkh3j45V
UcWYd2pCCNO1hRCikoz0w4t6T/ql8pX1KqeJ86iFXZCz99xUdYFCmzftdmJl+9Uq
J0PrZ8KiHI0XrMMA6QEQeyd5f4j9m2Xv1XGNaX6hzJXqK3ffo+VEYfNAgiwhze+m
dakAPCZprK+hfhI1vjQqM2PimQ2mNRAxEKpw0gSm6OxfvacaHaLSD2CncekqBRed
LIpJptWZVicHDr8Za8zjZma0UWcLs94onjLPxrCF6dEIiiRbSjZkNRhfo3c40i1q
QHuYhYk9ua71Ntr/kphmJLyA/NUAtIbuzbIV60NvQxxawgCi4xEEvc9nDsZr1TwA
OQIDAQAB
-----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 311597127318831828922075519096735620700048
 . . . . . . . . [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 2023-09-24 06:53:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-23 06:53:19 +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 29614288121699173246788964563323663149910396658263536030421524503733570962255469238753462909178034483374252922029726236421675590191150872452358076375538038622570520944561488053455835710100402902261367966860580136674930062643499872517834766635991281867926782992904673893937838828872714146173631341586891386709493402372888365215209574942216479171831919555118068627890733427893635025456386261903235876549421397276155891920793435044023219544291875042778949246419956453292477081862977482275177219023400613195483875410297538877317345662056535047834961931412990840238590265205515911941120875873687752892812593747975915438137
 . . . . . . . . . . . . . . . . . . . . [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)
							549b402f57e4d491f744280753f15dde84e75750
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ac62dbb120000040300483046022100ede168dce20b17521412b241480a1d4207089d6045f25011c09b60fe6861f7cb022100fd5a35a7cd79ee825a5ea43b981905fcf2e1a6708d3c0a583658e6e4b48bd601007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ac62dbb620000040300483046022100ea92a557bf5020d85f87e391e0a2e0f1a8a21a62f5dc8d3228e2c85e63642e28022100de75330d544e4048b2528cdba385cb46cbedbe4037eb964d7da494b5f1b35fc0
 . . . . [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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