ducons.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:75:77:7b:9f:d6:d6:13:7a:18:f9:ef:98:22:66:0f:d1:70 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=ducons.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:75:77:7b:9f:d6:d6:13:7a:18:f9:ef:98:22:66:0f:d1:70
Serial Number (int): 388421000682726998681334238094736298594672
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c0:57:ac:3a:d7:d1:04:30:a7:58:cc:5f:bd:1a:97:e5:4f:88:bf:f8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2d:87:bb:5f:eb:e9:f6:95:25:9d:13:b2:7e:5c:4d:8e:10:29:6a:e5
Fingerprint (sha256): 61:73:8d:f1:9a:e3:ed:9f:1a:1c:11:fe:ac:0a:82:22:41:77:a5:f4:30:e3:5d:9f:41:17:c6:31:cf:47:d5:24

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

Revocation information

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

Check the revocation status for certificate ducons.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ducons.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

ducons.ch

Other certificates including the domain name ducons.ch

(limited to 100 certificates)
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
ducons.ch
ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
ducons.ch
www.ducons.ch
www.ducons.ch
ducons.ch
www.ducons.ch
ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch
www.ducons.ch

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7Yp+B2QAhwEJUdYY7ljd
WRuekKS10I8sy61gW52SfaQyTgrHXvosAPyL6q0dqSyMFcNiq9vDN2GFLuIWA0Oo
ZS0kpozNqY+AYQEVaYI+UNwJuX80O4rCOR3NEexRfWSaLzeYsKsU5Deeuqkcg9j3
/2/mQEa1thrLPiRNRdQ63NPhUwYkIhdBXbO5qyAZX8RIneQt+o+5OUoJS+w6PQLd
9ykFTFh2DeH4oLllqlQ17S6NTzo1lOJ74XAM4dAg4hecnD+CWAtowtX3K/zG0bk4
W/frYPFj0JgN2YCgGCfOwzeatgdhqgcxiUGyp+nMSHx7NbjOIKfeS+tm9dI6shP8
lQIDAQAB
-----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 388421000682726998681334238094736298594672
 . . . . . . . . [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 2023-09-07 07:26:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-06 07:26:43 +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 'ducons.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 29986771375538712517176545756133200799172851111620542609506288064736700651989291398402812250530543441900471430536871070649140881758266090562839048315456334329505849690080310970199105963811056675060599837163071466264764935365754291990228169385280359935262303443530200657643208305927263085407214803913006458060677875842908254154386434739967893511333502110637515634361699905112480830591312333925824780481077665950913353056233745147613617006391382779707121257508990478989729031935751487286799049480098864050573816172077740354365592116183301565374038956100717944197843725201847868974196915519627940338323603555679850462357
 . . . . . . . . . . . . . . . . . . . . [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)
							c057ac3ad7d10430a758cc5fbd1a97e54f88bff8
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ducons.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a6ec034b20000040300463044022043022fc139ea01022de072f37145d495d26357529aa5507ec1fbb3dc487dfbaa02206aa5950f3bacf05dfcdfe51f59ed6980756b023e4b31b96daf6133257ba3a876007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a6ec034bd0000040300463044022076986038174d7c254761ad4a53dadc7b876619b5c9096bcabdf0b221803c3241022015ef5c1934c95ec0b48b3f11b41bc3f2955b41c74f41c7234bb6f11756fd8731
 . . . . [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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