perform-as.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:23:af:7d:28:ee:8b:ae:d6:44:6d:9c:cd:40:39:c8:04:b1 was issued on by Let's Encrypt.

With 4 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=perform-as.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:23:af:7d:28:ee:8b:ae:d6:44:6d:9c:cd:40:39:c8:04:b1
Serial Number (int): 273480005404079179898069755875121298932913
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 73:23:58:26:b0:41:33:7f:a8:85:c1:a7:4f:8c:9e:f2:93:56:ee:ce
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 48:79:2d:31:f6:01:9e:f6:c3:10:b7:ac:31:de:c9:f1:9c:0e:be:2c
Fingerprint (sha256): 84:17:6e:5c:c7:3e:ad:c5:9c:2d:82:37:81:a8:48:18:ab:76:29:4d:39:e7:e3:2d:be:2e:7a:4e:d0:e8:f0:f9

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

Revocation information

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

Check the revocation status for certificate perform-as.ch

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for perform-as.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

perform-as.ch
perform.training
www.perform-as.ch
www.perform.training

Other certificates including the domain name perform-as.ch

(limited to 100 certificates)
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
learningonline.propositoycompromiso.com
perform-as.ch
perform-as.ch
intranet.perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch
perform-as.ch

Certificate

The complete raw certificate details for perform-as.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmz62WkmbvwTjTgwTwNvP
VTMpwhsIPzopZDOnzqbw+oh5Qa5FSGI6ZGfqkOh145IpbhWXLFfTzDzj8ktLuVlH
NVXdLI2RwtuG+UpugRscz2DCuBK+htQgF1AqPTR64v8jrBlT2MhlbBPOHERiVhuf
X+3+IvjLkGD5iuWLa1VrNq6pOE/cLe30/1oUyrWoYkS7pwqyzFhNuy7W0xaGaXWW
6mN354gvtUGh2D1owABSzjJi9KnDi9BN9pnTLCv8He+TmVr+5hmQlDOyngvaOp/5
xA9vh7wyfQtzGEWKMBPpjVTFxG02GU/xcKW6jPNKOE5u17htLMVVv4fd5DNxpZT3
7QIDAQAB
-----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 273480005404079179898069755875121298932913
 . . . . . . . . [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 2023-11-01 20:56:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-30 20:56:39 +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 'perform-as.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 19597861864929010726131818887179780926505340840610324573073147478234154566315588444977419261337778950088903435607220796656684905911578216531987659153741742285319514163338244711259070942393673588643003622068947676453537666553800245118687999781517746125527815096921037669596074772089847298367621416936606210279399725948261715353214625866863718585314095996121023813929627835209635871043011674793877766125933127340517680370044154637541125845471413504614980027086660308294403162909654972241748071428245171446665819877865001241132732091096363888373031177099429581305411831693394715007827378781465481108146391027893377759213
 . . . . . . . . . . . . . . . . . . . . [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)
							73235826b041337fa885c1a74f8c9ef29356eece
 . . . . . . . . . . . . . . . . [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 (76 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'perform-as.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'perform.training'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.perform-as.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.perform.training'
 . . . . . . . . . . . . . . . . [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)
							00f0007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b8ce37d9d0000040300483046022100e88cb6b17c9018c0b489be58ca20f2788b7d11ae67aa1fee13ded42e28b43fa7022100ce53826762431203784474c6870ea37604671bb0f6b9a622ce83c7d7e65f4d8a007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b8ce37d9000000403004630440220781cdf5d0579cfded200d732df809987c725662793c029c0e638b72f5ffc0fe3022011b976c2e58d9024f3e953602287359450e7ef35560ab3fb53d4c745849b22c6
 . . . . [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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