ringmer.com.au

Issued by R3

About this certificate

This digital certificate with serial number 03:76:90:c9:ff:d3:73:e2:55:c0:95:5a:3c:5e:11:57:ec:65 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=ringmer.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:76:90:c9:ff:d3:73:e2:55:c0:95:5a:3c:5e:11:57:ec:65
Serial Number (int): 301682634763780527634605493845579210943589
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0e:65:fd:16:02:76:98:17:e0:56:d2:4a:37:9f:61:44:50:23:7c:33
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ea:14:49:0b:f9:a4:e1:b8:ba:bb:62:de:56:11:a9:55:8c:01:0b:38
Fingerprint (sha256): 39:b6:f7:2d:7d:f4:f9:6a:12:35:42:59:12:99:36:c7:ea:6a:fd:6f:1b:e9:d7:f8:9f:aa:75:13:78:64:a5:33

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

Revocation information

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

Check the revocation status for certificate ringmer.com.au

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ringmer.com.au

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

ringmer.com.au

Other certificates including the domain name ringmer.com.au

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnMg2kme/fnBVDYScs96g
tOFv6CUldAfz6L3kgniHbFxttIZfwxXVLiE01RxbcxP/x3+hchHWrhksGbvDL7uG
wnHOnFjOr7zVnq9o7hAjNIAVlp0tQypR38WmnoEMRTpRnAXCqdF/YnwLbB7liAQp
T+tKLAG7t0dimLPwXWen/BeTioKiDPvZ3rsR5BJbte2Slp4UOvNhiWn/rfRxl3Q4
b1TBj/CWRlVWTSiBszWLCgXQMq7zYhmoUbg3fAjuiw8PznsixXtgf6ilmO75Ilwh
GaGJrTxf3+hAFbc5+w2nDzs7DODUMTGlTyEEdIvEPcw6RrC5aOWCwjGUgpN9ErnM
WQIDAQAB
-----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 301682634763780527634605493845579210943589
 . . . . . . . . [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 2023-11-08 11:18:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-06 11:18:20 +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 'ringmer.com.au'
 . . . . . . . . [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 19791904369228119346934338007204093820789831076668376042101581889987170446110889458600378420880570685180867695059035301917336826630688549018023236175149481475719130957430769170323925261876174019636146776515786779367778459298689835320137548791998462028539565872412694424966992442641430354970893524016102548615777076739686467592312054398125128199228258011672526850406868009434274701874696614697496902558354644566429007184560783860906551539099969646611052149045756384212172192973082151417816253226916260942484264117056706622754026885933196206462266682573549527550775387814184557648252823914165470308653177292288444451929
 . . . . . . . . . . . . . . . . . . . . [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)
							0e65fd1602769817e056d24a379f614450237c33
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ringmer.com.au'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018baede8b36000004030048304602210096db1702fdb15412188b916a229f2fbdf11055d06c8a57ede5af09e41a957d220221008058508f89ad002e6646b77142905bd2a999304f11bbee32b1d1732e12ba32ca00740076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018baede8b230000040300453043021f42339fe9a2990ebe03ddf34b5add9abb8ab29302538f8927de4421b89bbc2b02206eb12446bbc6acc77f1e5b328789f66c38e91e62f1141b13655d7598e7f3c6fd
 . . . . [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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