www.drstretch.net

Issued by R3

About this certificate

This digital certificate with serial number 03:a5:5e:59:3f:12:6b:2b:43:c7:f5:36:ea:c1:3f:fa:cd:54 was issued on by Let's Encrypt.

With 2 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:
  • 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=www.drstretch.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a5:5e:59:3f:12:6b:2b:43:c7:f5:36:ea:c1:3f:fa:cd:54
Serial Number (int): 317608859162510857258300653939686268128596
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cc:cb:03:53:01:07:3c:7d:24:ce:c8:a3:66:e8:95:68:6b:cd:67:9a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): eb:25:1f:b5:77:6e:91:80:5d:17:49:04:c4:01:43:f5:b8:e7:07:bd
Fingerprint (sha256): 98:19:65:02:21:83:52:77:7b:10:bb:61:1a:c5:b5:d1:0a:14:ea:bc:a1:88:95:8b:b1:e6:a5:32:20:aa:69:75

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

Revocation information

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

Check the revocation status for certificate www.drstretch.net

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.drstretch.net

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

drstretch.net
www.drstretch.net

Other certificates including the domain name drstretch.net

(limited to 100 certificates)
drstretch.com.au
www.drstretch.net
www.drstretch.net
www.drstretch.net
www.drstretch.net
drstretch.com.au
mail.drstretch.net
mail.drstretch.net
www.drstretch.net
www.drstretch.net
www.drstretch.info
drstretch2.thrv.xyz
mail.drstretch.net
www.drstretch.net

Certificate

The complete raw certificate details for www.drstretch.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0mOv9VRJHsoxuOJ7NSLf
A99e5e/5E0WTh5yLVNGUbSK7fvq+WnpnM+b1xM2uwh2yra79DBSDyKIJMLIxLetE
KQQFqEjS1gohqwoVy5tBAy3MzJljGOABl1yMTlSJGboc4IIrTAslxfqfiQu5ZXwb
nmHbLNu3uTFQvgfHgdRprIum6/NP0fqGab4iQj95Exo1xVDmqsoabKfe63QVBzcL
PMJjp3mYuLP1kbtUPjnK38fFEApafxICgC3M5szirG1Bn/iqWDUoiFE1HtBdp329
oFBmptQ/TvU/v+d+eM5fGbu1KttMppal7hM9jn0VWXK3qfPPuowbC3EMafFYfOQK
ywIDAQAB
-----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 317608859162510857258300653939686268128596
 . . . . . . . . [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 2023-12-01 18:11:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-29 18:11:55 +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.drstretch.net'
 . . . . . . . . [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 26559201700965363394944849177991972441902519699341820609719891411614009159651982074207286919351752096385001265523191705356214370663855992594635203812080670099636228575129427425183597378115566261137836148300792349944913301370215613902889447972474050996086535942352178135269598032238574184913117289187205158606117165809122804010443415431956198340243265954539429457899561251226035163897550678439201939664545753950666094908349660149069143845679488570103668585212427789690643006039557836146330618223570117827830474398890906297256756252940109487692526129948295047961901017881691279891428423749236160302225253946744558062283
 . . . . . . . . . . . . . . . . . . . . [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)
							cccb035301073c7d24cec8a366e895686bcd679a
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'drstretch.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.drstretch.net'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c26cb73310000040300483046022100a9f18f92ef4e2dfab8297759e08b3baeebc299d6d1f22eb2464907157cd0ab2a022100d99b118b0c6c3251abcdcf435cbcb19acb0e16ab102bb2ed620900e161617d2900760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c26cb737a0000040300473045022053f25e4d4b43765cba289c5f009a6a50548c0a2850057f5fb0fb129945c34dcc022100809a0e5778805a82718c922756e9fad7843be4d8d0f39113c110a479dbc37928
 . . . . [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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