massa.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:d9:2b:64:5d:ff:a6:35:2e:fd:cb:2e:92:47:f7:23:07:da 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:d9:2b:64:5d:ff:a6:35:2e:fd:cb:2e:92:47:f7:23:07:da
Serial Number (int): 422348095288907951410697668209180588312538
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 69:6c:ab:33:17:e9:4f:c6:1e:dd:b8:14:ce:e0:dc:6f:2f:78:73:3e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 09:dd:de:03:65:3d:63:66:1e:a0:ff:6c:30:fb:28:d5:a0:3b:6f:02
Fingerprint (sha256): a0:f4:50:01:f4:54:d5:a4:27:c4:80:57:ce:8d:4a:f9:ed:70:50:85:b6:9f:52:9c:f4:e5:81:0a:2f:16:e1:de

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtTD+PHVQ3OjZ11yBA08e
LIODI4qpZUOA0IrHYJ3DBqz4Bh4oR+qvbhkXVptAL4UFYzpAetnhlIBRZWrUWhp7
+j4olDS6lodSlp6sW4sduEY3JYChJRB4a814G1rxW3+g4PMG2FH3AkYbHbJL2Q2L
/QkmVYw2yeaGNhbzobPX3ivSZ84+2ng/wN5Y33o1wLlX0sCTDcg+bS+IRZUBiHZs
l/songIC3bjRZG3vdk6NuJWk06rVpQaz5+8RKxv3y5RYw7jVbcFY76eCTTDR9ljn
kRdtQ5NzXGHkLHOmIiczlhgHJ79ceWKX81JICLYtUNWYbLLSLl9SMvwoYFRe9h82
gQIDAQAB
-----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 422348095288907951410697668209180588312538
 . . . . . . . . [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 2024-01-03 21:13:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-02 21:13:45 +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 22873292601840710771906708521298223420482193271346150761585384317558042435546882416322545264142194229130489885121303948500717137813341349057582019378605674403439598575098657111384629032705557166318275533618642240154649973227234669727633317671962340535934013927170930688980837741959013425783809343343361441030734758170854298058795399858499476107019781124758840124619513225874129634607809893580329539557556289147617190884882930437005018446534109239363724900026667615970911534600247361411720029727266104350788327595305258266385183798789841360315287766280067001952291498025607868778253164066590157470228763690403622762113
 . . . . . . . . . . . . . . . . . . . . [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)
							696cab3317e94fc61eddb814cee0dc6f2f78733e
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cd163c97f0000040300473045022100b494b92d02be800975d60c4df6dc77ec985935a97f85eb4a6e6fb7cef80dffe70220451970abbba614471d1d165064912eb6349893685dbe01a7f0b09405e12803ee00770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cd163cb500000040300483046022100a4ef2624253cc9cac39806a11b8b6b08043649a9a1458f29d839475e12409418022100f76c6658b471a07b2244edd1fcf87981ec3b79da58ab3045773f1218efe54a58
 . . . . [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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