rohrer-tools.com

Issued by R3

About this certificate

This digital certificate with serial number 04:76:35:6e:c1:c5:74:09:70:7e:0a:de:15:12:62:4f:7a:ee was issued on by Let's Encrypt.

With 5 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=rohrer-tools.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:76:35:6e:c1:c5:74:09:70:7e:0a:de:15:12:62:4f:7a:ee
Serial Number (int): 388673487190291677840261079624494252784366
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fe:c9:68:18:82:d7:fe:e5:13:1a:d4:40:91:cb:a8:9e:b1:cc:05:a4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 26:30:fa:6d:98:23:9a:2a:24:43:7c:e4:e9:92:02:25:e4:ba:4d:b9
Fingerprint (sha256): d5:e7:97:bc:2d:db:8c:bb:65:19:c9:8a:ce:24:c2:01:f6:e6:59:42:63:b6:a5:33:00:f7:c0:9a:c1:70:d2:8b

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

Revocation information

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

Check the revocation status for certificate rohrer-tools.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rohrer-tools.com

Public Key Algorithm

RSA

Key Size

4096

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

rohrer-tools.ch.rohrer-tools.com
rohrer-tools.com
rohrerag.ch.rohrer-tools.com
rohrerag.com.rohrer-tools.com
www.rohrer-tools.com

Other certificates including the domain name rohrer-tools.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for rohrer-tools.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 388673487190291677840261079624494252784366
 . . . . . . . . [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 2023-09-26 02:41:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-25 02:41:14 +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 'rohrer-tools.com'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 901656769638485263509104106072383537461162036966496409613232330869569072838856684908996325740572732528408739712220927266175950415616199591755594193037814370120749697630619619014841987378478286857751227630512405880320216604980826322554683509541523634499114515648225295610144539731202051544148524996852545648811575104096962678604475061554084130346601268572610825444795456514128155497111519943868715565234618767377395666438859475390514940999989974598190026800682070958195775826279633019508304230065392699321292310004001718157034490949212898052449111872203096611827271372724312406915821758554780525817137498767471721038021496974727224980013865395817623459027630351468618732171420177923808573385781793822143639798189564772835953797221067994979073224888866227846760300164158086471041797752030363757625433307397890880719903983084586976406998928275491411937513324143466056385341591266282603366935497493890819158611147807836239325030456687140543118630035516966869797115118341674458121295322788265448544076739051725361349288835520579662377386358674796292043669489646339368515246666069792676659690809919296906684950483113948838038176057255167470736576230916490914210449027952429958124998717048960203631283991547428971484699932836377911401294467
 . . . . . . . . . . . . . . . . . . . . [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)
							fec9681882d7fee5131ad44091cba89eb1cc05a4
 . . . . . . . . . . . . . . . . [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 (138 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rohrer-tools.ch.rohrer-tools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rohrer-tools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rohrerag.ch.rohrer-tools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rohrerag.com.rohrer-tools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rohrer-tools.com'
 . . . . . . . . . . . . . . . . [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)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018acf93aab80000040300463044022068c1d002d46efc209a9e25a9dbc6568d62a8b1f181e67db1a894663e4e0ae48002203e8af75c02b85c51728a019cffc8c30d3a361830a16965e0940583562b805b850076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018acf93aad60000040300473045022100e8e56eb507b6c7215f1b6bba056b1c2285792cf0cfed25fd19304a5f4f59bc3b022037d407ad1438ecd33297bff92cfdbaa477a3683cf0126b2f325978686ac16e33
 . . . . [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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