rohrer-tools.com
Issued by R3
About this certificate
This digital certificate with serial number 03:20:a0:75:73:a5:e6:0d:cc:b4:a3:9f:9f:a1:2b:55:da:2c 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): 03:20:a0:75:73:a5:e6:0d:cc:b4:a3:9f:9f:a1:2b:55:da:2cSerial Number (int): 272439179860429755354982078712523951299116
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ae:30:58:3b:02:6f:7b:e9:dd:42:de:c8:3e:e6:c3:c3:d5:0b:c7:6a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 04:37:2a:86:05:ac:05:fc:e3:4a:92:08:5c:5d:59:5b:af:72:74:43
Fingerprint (sha256): 70:f0:d4:e9:af:54:0a:11:ee:0a:4b:bf:2c:96:a0:a1:b0:15:b9:da:e9:82:cc:72:fb:06:98:7f:d6:5e:e5:65
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck 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
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----- MIIGZjCCBU6gAwIBAgISAyCgdXOl5g3MtKOfn6ErVdosMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMjIwMzM5MjZaFw0yNDA0MjEwMzM5MjVaMBsxGTAXBgNVBAMT EHJvaHJlci10b29scy5jb20wggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoIC AQDIP/toCWjna11O8/GlLbvLKyN1cAnqaSCvk7NCxSkqtAWoVjMgUdQYpdAATtp7 c+O6gz7FQxWXIsrZSt29N86fBxI2teyzyF8kO5pAohZVeKCJHk0hDLU0Z+416T5C MCNWHzt0jaLKqh95PGl7YYkQv6fTOLWrVlXFJrsvlIl6epKMZSzBD89ubMChtnrs lRy6eEkM49xnNSnNwr4sIBckEhLK0cQfc2Fkgn8Z4lTmEWt+0kOB7w0xcHelurnG JEJbBArDp+ynnm7vLU4FU3onrDxazScdqKW/rkeA0CmDnc5+srfBXibSzqpF6OOF TnJprFwtX5IqJVGtt35QXKcS+fvz1sOBY+SpDczc0kf3fgvYZ0xTg0G8w7T7+Kkn FTfjhnVcb9lWtV/4iBup7chujSVeRevhGeCYTAdP9oZf+HDIcm0az+fS2yUXEdpH tHZLkqzpEv02tNVSkFlLoGcGCxlVQ5WO2sGI8pXsIwhFeKABc6zOPS2iDqd2wQPq O9F8L/BX02mBSPCHywtr8Eept6TxfiodHIqMZKC7Ox89o0bW3UQlobeOxjaTqQXm BFsaiDgdZGnWjbJEa2fiiDCWW6o/EqBcRSXRbClsCL8iWNMRtQnz8gfu1LCSveaL k5+cCPgaHzQOJRjI8cOlKUSwvXwZpRa9iVIapYgra9LRUwIDAQABo4ICizCCAocw DgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAM BgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSuMFg7Am976d1C3sg+5sPD1QvHajAfBgNV HSMEGDAWgBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYI KwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0 cDovL3IzLmkubGVuY3Iub3JnLzCBkgYDVR0RBIGKMIGHgiByb2hyZXItdG9vbHMu Y2gucm9ocmVyLXRvb2xzLmNvbYIQcm9ocmVyLXRvb2xzLmNvbYIccm9ocmVyYWcu Y2gucm9ocmVyLXRvb2xzLmNvbYIdcm9ocmVyYWcuY29tLnJvaHJlci10b29scy5j b22CFHd3dy5yb2hyZXItdG9vbHMuY29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIB BQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70A DS1yb+H61BcAAAGNL3dVKwAABAMASDBGAiEAlEapr6+L40o4xT9eFUoNdef8sHMx F4I0VtF+pC7FxqYCIQDXyqsYktsE8vXiB2ENH9JnA/tIpUou4ReFxv6D5ZcJRQB2 AO7N0GTV2xrOxVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAABjS93VTQAAAQDAEcw RQIgA4QfIVyeiWPX6W20HycQvUxbYRj2FQhgMjzsfW70q9ICIQCA2DDXIv0G+MOB 0QeT7CY0qMWEjhVPGXA4urODLuOlAjANBgkqhkiG9w0BAQsFAAOCAQEAfp7t/4ST gt/EMk3VBc48jvuX6NRPoBjn/1UDQfk9RFCsNy71C9feDB042Rqvbz4lFkL3ZHLW x7rQoV1MpYyuE9uPslf6X5Cxktxmf5nSPyRMebMhSjpf4tK4+j38QuvgeqeXKXu9 SJki8H414BaAEJCx2C60ys4VbtWdsltRbbamifq3c/Mx+94dZMidX6Df29JjP3pQ gS2v8z4W1b4+oIaOlrjitDWK0zhOjPi/t8rv2zfHeYWHjIBjeee2w7TVlZoOY2cI kiG6OVKWZXpDyvbnmeITQThj2Pl6ldDsP1PBveflVyycpJsJYhF9Z/yMymecUMKL fOlskyuLFnvsbA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyD/7aAlo52tdTvPxpS27 yysjdXAJ6mkgr5OzQsUpKrQFqFYzIFHUGKXQAE7ae3PjuoM+xUMVlyLK2UrdvTfO nwcSNrXss8hfJDuaQKIWVXigiR5NIQy1NGfuNek+QjAjVh87dI2iyqofeTxpe2GJ EL+n0zi1q1ZVxSa7L5SJenqSjGUswQ/PbmzAobZ67JUcunhJDOPcZzUpzcK+LCAX JBISytHEH3NhZIJ/GeJU5hFrftJDge8NMXB3pbq5xiRCWwQKw6fsp55u7y1OBVN6 J6w8Ws0nHailv65HgNApg53OfrK3wV4m0s6qRejjhU5yaaxcLV+SKiVRrbd+UFyn Evn789bDgWPkqQ3M3NJH934L2GdMU4NBvMO0+/ipJxU344Z1XG/ZVrVf+Igbqe3I bo0lXkXr4RngmEwHT/aGX/hwyHJtGs/n0tslFxHaR7R2S5Ks6RL9NrTVUpBZS6Bn BgsZVUOVjtrBiPKV7CMIRXigAXOszj0tog6ndsED6jvRfC/wV9NpgUjwh8sLa/BH qbek8X4qHRyKjGSguzsfPaNG1t1EJaG3jsY2k6kF5gRbGog4HWRp1o2yRGtn4ogw lluqPxKgXEUl0WwpbAi/IljTEbUJ8/IH7tSwkr3mi5OfnAj4Gh80DiUYyPHDpSlE sL18GaUWvYlSGqWIK2vS0VMCAwEAAQ== -----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 272439179860429755354982078712523951299116 . . . . . . . . [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 2024-01-22 03:39:26 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-21 03:39:25 +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 816948438667063530640906567025078737191601217817195751696073666745585124444154238360061238110734501653808260385713996716784060770557728168020132634839861686020123760665845143041266908148476993713753065064432420428114399965818475570974091436641330706276351063114106951632381733650364078140576439132188043520556222472579345637249999610849061376369625906219867070766349831075066427774505568294683584604081864124284772677400472291826905442423030178351853995804758391256091779899848057071491465168046938780524290272011639575398082087790302639419679266357222631404270924444232133680800552092113269480125180015973421927728496323557253666009907645470102384646368482009197034106801945612643205487048667363964392495929841896431066342150092151269255885086659451099098734876798843265258391592551440989525138289790600656347897994139424339060082099957916896094276336334983456672109881361473035879776959531842171913634381464635463409161420874278426178067378150518766826320564020388740438674903306694967880123803013805751057978893206241793561009290548260519506621954962454849311688704277451544329205661255499170695988678111500804301523973392354490432397515679529549482046949549125038572678379909726991834065326644330931806517979522459878926253740371 . . . . . . . . . . . . . . . . . . . . [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) ae30583b026f7be9dd42dec83ee6c3c3d50bc76a . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d2f77552b00000403004830460221009446a9afaf8be34a38c53f5e154a0d75e7fcb0733117823456d17ea42ec5c6a6022100d7caab1892db04f2f5e207610d1fd26703fb48a54a2ee11785c6fe83e5970945007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d2f7755340000040300473045022003841f215c9e8963d7e96db41f2710bd4c5b6118f6150860323cec7d6ef4abd202210080d830d722fd06f8c381d10793ec2634a8c5848e154f197038bab3832ee3a502 . . . . [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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