casus.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:ff:01:a3:ac:fb:d9:f8:0b:a1:5c:af:fa:2e:38:44:0a:67 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=casus.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ff:01:a3:ac:fb:d9:f8:0b:a1:5c:af:fa:2e:38:44:0a:67
Serial Number (int): 435223326372792199597257271085331011340903
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 79:b7:20:36:2c:4c:58:0c:92:19:2c:49:09:a8:0f:17:81:71:5d:e3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e9:0a:3d:44:6e:26:0e:3f:89:2a:33:19:fe:5b:05:90:d0:d8:76:08
Fingerprint (sha256): 17:f0:10:02:3a:2c:52:4e:07:0d:c3:47:7c:73:bf:ad:b6:d5:6f:8c:14:ca:fe:36:e0:d4:31:e5:6a:ae:d3:b5

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

Revocation information

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

Check the revocation status for certificate casus.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for casus.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

casus.ch

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6CPt5DuEJfrjiLP7dDLG
ekdxT8Z8Zb+TGxCGOarYXmK1eInEnrkgTu8Ug7CLRAVz7PHR/dqy5VA4Jzo+Mkm0
68ryxDJVdlrF7ghrMhhFDozmoignjXxV+Qh4kfIFt7jQ+siUEOVZbng0rRkXukQA
T5PA9plYK9J7iF1LQ/46WKzkLVOG9Vf4zmFH6gOCPnScNE4lvSrY30mqrB+spnp+
CZ/NHsoST8wV5Ygx0mfxDH4getKgSjp6EIpRjuUhY68VBQBpRgJ3YCtfVh24MW3N
6YUisOP3Wr68MUznf9u1uvR4f2WXaIhLmqg5YCJv2XF0YrVp3ykxl4G3ofnh2pTw
6QIDAQAB
-----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 435223326372792199597257271085331011340903
 . . . . . . . . [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 2023-09-05 20:11:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-04 20:11:31 +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 'casus.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 29305004132441852710152639045559338675309406773612851428629717417167433459288235350583745848978700084775504455701965658489095393821416897538413023363731816134681828386173602890574197018389070940409392672409869157452831226734287731431965341548145034692565693122357685716145385256361703587010845683594826842942769640307352358462989638785144033485362551932242190816528940376466719602615123310998136104665024156965539915087466344638468747933416141734566656497928089640381456310850897960577420035455929464100393614873944650711462713875531553922396368218325935877931178763267852988869127133274756217015826771232616967631081
 . . . . . . . . . . . . . . . . . . . . [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)
							79b720362c4c580c92192c4909a80f1781715de3
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'casus.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a672fadee0000040300483046022100a5e369f63baaf5f5a9467d0e1113e6582cd7499b7d2991990135d9afbbf55916022100dd46061ebca276effd9dc714b549cee9cba2e07e1dc92e0618a3cf10ef6ec6b60077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a672fadfe0000040300483046022100a329caedc224e075cd1912e2e60397041f54593884e67bd8b4eabbb32b52101f022100c8f88feb0029ec27b3f48ab95a6d071b9575591154c0150fd18b557549d2f80e
 . . . . [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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