mail.rohrerag.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:0f:cb:24:8e:7a:71:ed:b5:0d:78:90:85:2c:2e:65:bd:18 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:
  • 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=mail.rohrerag.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0f:cb:24:8e:7a:71:ed:b5:0d:78:90:85:2c:2e:65:bd:18
Serial Number (int): 266711116394729320789619756259451630632216
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 26:13:cc:cd:5e:07:fe:74:e9:90:de:41:5b:de:9e:31:7f:39:cb:8d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ad:b5:03:d8:ce:9a:9a:79:03:f6:4e:04:e5:f2:e6:53:3b:00:11:38
Fingerprint (sha256): 70:cf:9b:87:a2:e8:3c:d2:41:d5:84:54:97:fe:85:cc:ed:65:f8:4d:7e:09:fe:5b:ae:4e:fa:76:ff:3d:09:21

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

Revocation information

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

Check the revocation status for certificate mail.rohrerag.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.rohrerag.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

mail.rohrerag.ch

Other certificates including the domain name rohrerag.ch

(limited to 100 certificates)
mail.rohrerag.ch
mail.rohrerag.ch
mail.rohrerag.ch
mail.rohrerag.ch
mail.rohrerag.ch
rohrerag.ch
wi.rohrerag.ch
mail.rohrer-tools.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr/XUbBzyFKRMJ0vYSpqw
4Wy2Y2eV+vSCix5TcGNxTR9tB9EX+hNdC7/zlKJAGUj9ZTSfbJO27HvleVN3D5id
hIFxfP2tdfAp4OxQkf4a4nqKXZzPJpTlDs2LQNjKcwszaxKYCMzGThieeBm7jUiW
L6fuAX+sCsBIO0frJ9klq77f7NplfwJ3FcKWFyvMo71rtFZCoLt7dfgKim+SBGYn
agfNe8mmxy4ipqvWtGzMO3cdcKdiRijMzZG1upRjhoggHI/vS2JkWP4bNoZdGCAv
axriEoBdS5K9LqHQP6GurVXM5B3kuJkMBN+OmnrXxvcnWbYY6JwAO3KZ1+Vbi2ry
PQIDAQAB
-----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 266711116394729320789619756259451630632216
 . . . . . . . . [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 2023-09-15 12:42:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-14 12:42:12 +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 'mail.rohrerag.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 22212926549002050284514280201842508005383112295076716543860080304139230312954791538218521192151646276641171821312132057322186382907608557833044633266717882159925486793295035814217429765932256501274586894185551838600871192630653836784258262551113370226315622875011745484089040586643464499099050743492573864505099283671246997769884397086860391780353004063554110072482938347723151697605680849491567586015973396283841827917163130476820767770921992844445933163852056389828001821416273072794242683658107471620900284696956025332534027970481622290746322469912862466641257099739053380014933010211544416170231702695133772968509
 . . . . . . . . . . . . . . . . . . . . [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)
							2613cccd5e07fe74e990de415bde9e317f39cb8d
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.rohrerag.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a9913e84d0000040300463044022002e80c1e0e422188490334a83aab91123429675223b655d80c3b6ee02b14806002206075af8a2966b7ecd6ad38da2ec72e3bdf09e380e22381fe85c2301ff0953146007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a9913e8bb0000040300473045022100e26266de926efc9925f11e59baff6c814035fa5b31dc87e085a72df370515ebf02204d5c9417ba1fdfbca15a17d3eeb4f2c402da39eedddea8d040a656f68b786389
 . . . . [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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