people.canonical.com

Issued by R3

About this certificate

This digital certificate with serial number 04:da:cd:c1:8d:09:fb:c3:fd:32:57:8a:aa:02:5c:1b:10:a6 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=people.canonical.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:da:cd:c1:8d:09:fb:c3:fd:32:57:8a:aa:02:5c:1b:10:a6
Serial Number (int): 422904196428845901848390105954109357756582
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: aa:f7:47:b3:91:1c:1e:63:5a:24:72:ce:ba:a4:48:e0:98:9b:02:84
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 58:02:1d:b3:8f:0e:d0:67:8b:c5:81:dd:35:27:7b:bd:f9:d8:38:8e
Fingerprint (sha256): 0e:e7:2a:4c:d3:72:1e:6e:02:16:e6:aa:25:ae:72:c5:dc:4c:16:7e:96:a0:7a:0f:cb:b3:39:89:be:25:db:5e

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

Revocation information

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

Check the revocation status for certificate people.canonical.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for people.canonical.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

people-new.canonical.com
people.canonical.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAygZVV6gfNpCK0ftx3HlN
7vs4ratNfsT+Aib/K7k4sqO1CJtVF9zdYcEPOwPl6KskhiZSyMwY/6IEjPO8COt6
kruvSyhHhbuaCMT/odxZaisyBhZyJsrj5tHtkpnwV018VQziZBofINdOmlphKXge
glyxeKaO7tITf1sMcjL5TKb/YmrYaApCSnIy6qLdPEFvvOW8Y0eLJFuaXxvjyDsc
uWN1D8rOJBl0gWPmgT05q7hWln4K8sieDEwgwUK/qL+OAwYg6ZFsl/wPiB6qZEhC
BrCjZ4DInFYTy6bHbpkT07/fbm0Q5Pb+r0zbED2zETgDg0bMwSouUgatSv/mj7IA
NQIDAQAB
-----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 422904196428845901848390105954109357756582
 . . . . . . . . [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 2024-02-05 09:29:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-05 09:29:57 +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 'people.canonical.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 25503260703691521297923947673664016280423893530294000322537642362112272521626830067284014512288658750776361300278806122949950570314560465676967556444089130804766558854013886162236294053923255816347564823215076930814100517791294007903773401750158693674440574130156942298007173899925780807670006494077424702736077381270537501731166702298109936379658791718083513359838872077533111246431688813300038387360717409510982822095401157365276486256765503942848962188027309437118103436376514024207034290524482501375041562899220101213142245230942282735800890981430328096894831221353076517394126622728676067991352174709716886356021
 . . . . . . . . . . . . . . . . . . . . [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)
							aaf747b3911c1e635a2472cebaa448e0989b0284
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'people-new.canonical.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'people.canonical.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d78d14b95000004030047304502210090f4fb495470a48d9e2b9b1a64de310312773ad863eee999e8abec401b26079502205cf062b15edad232d8b8d6f047678a9e1c997765b122810f6f21094d597fbf3000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d78d14b9a00000403004630440220510688c765cfbe7bef11dda35c02d3c041d1b292a7654948ade5bf24f76eae9802205f0b6090183008301cf007cbf9abe8ed71f357b5313b06c6b3016a2cd955eb5e
 . . . . [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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