massa.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:cf:a0:00:67:46:db:94:5a:03:af:37:df:07:1f:54:9f:db 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=massa.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cf:a0:00:67:46:db:94:5a:03:af:37:df:07:1f:54:9f:db
Serial Number (int): 419100272253702952178452435207226303750107
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ba:a2:17:61:7f:84:6d:6d:c9:1f:a7:8a:89:47:55:fe:fd:e1:e4:bc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5a:3f:da:0b:7b:df:d9:03:a8:38:bb:aa:15:e6:20:40:35:09:29:c0
Fingerprint (sha256): 89:55:b4:1b:85:c0:92:53:c9:ce:a9:47:44:ec:56:7d:a7:98:2a:ac:d0:72:a1:83:22:3e:15:6b:ae:a7:f5:9c

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

Revocation information

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

Check the revocation status for certificate massa.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for massa.ch

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

massa.ch
www.massa.ch

Other certificates including the domain name massa.ch

(limited to 100 certificates)
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch
massa.ch

Certificate

The complete raw certificate details for massa.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYWIFGUrGmgY9sIHPfCb
sz8943TsrVBP3HfnS9vzEus0W21J4Aca+60q0pLzS58Es2MRCDTGiI80wBCkDsbE
KORo+asmOiZfMSaLQJgsH7EIekcy1/Fqwp28iRBlDWTnGpi4quTCIHGckz2Hm7bv
llo7Adnruli+ZbcLcneFhFCg6qYhxcUfrvbGNwOA3eXCN8dCwp3HhUtUcvy6N2ZO
SRAEbaEzwxxhjMyrpxx6KTl7FVfX2QPA9Z5f1SEQ8d+je0AioN+03jD8qNmSrrTo
3mGwEpHhUawLJ2/9KPoNInvpdCcU/UqHBSSWvllRdrqAN4ctPrHh+RnqILi2lrqD
8QIDAQAB
-----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 419100272253702952178452435207226303750107
 . . . . . . . . [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 2023-10-30 22:08:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-28 22:08:46 +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 'massa.ch'
 . . . . . . . . [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 22410026845969339317184382621162652340758732538418901236004537259032558021180186739811991959440406938657530729887948981410619404887418678831427169985070377923198853937332924385974011869295575354230229284040529494038300171756105705272709671402032609125314515642412265907456855068428615718428111000417589865758967367973943656070653713033158155304359418555443552825571237952620107827134133999252290407362963820280270926305819013580573067614243499174632985248830250311435505454251792878460901940340111106281651936549017957229293929671700510215289566272406381576809056321961910780379934523802410253501900791300184352654321
 . . . . . . . . . . . . . . . . . . . . [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)
							baa217617f846d6dc91fa78a894755fefde1e4bc
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'massa.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.massa.ch'
 . . . . . . . . . . . . . . . . [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)
							00f0007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b82d8ca87000004030047304502202b8969051425ae69b7cd6bf858ab7a7e27c993acd2d8faad66573e1c2a746792022100f3350ff4c177c2c6ddad7f8057da88b7d322ab9c0aa18835186ea9edb325dba00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b82d8ca780000040300473045022007a210a7da8f79a51e3db916ca49f0be19dcb29d4101781c2ff287cd78b3b7dc022100bfbe2a42536f06f24c0ddef8a397d1da2dc6cf297d85657c61f28f669f182007
 . . . . [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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