klmn.ch
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f2:e3:97:e0:59:90:7a:39:15:99:e0:7e:f4:05:ac:fd:f2 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=klmn.ch
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f2:e3:97:e0:59:90:7a:39:15:99:e0:7e:f4:05:ac:fd:f2Serial Number (int): 343987713932372434041810752649367422565874
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 1a:b3:dc:d8:f1:f8:e4:e2:1c:7b:d4:a9:0d:b7:d1:98:da:90:39:5e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c1:ee:a6:ba:b5:b4:bc:f9:e2:18:07:9a:c1:b5:f8:84:6a:5c:56:03
Fingerprint (sha256): 47:59:f7:2b:d6:81:11:5d:5e:51:11:f0:0e:e9:4d:bb:47:02:7b:20:a5:32:3a:19:e8:ce:e4:01:70:ef:d1:af
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate klmn.ch
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for klmn.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
jklmn.ch
klmn.ch
www.jklmn.ch
www.klmn.ch
klmn.ch
www.jklmn.ch
www.klmn.ch
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Certificate
The complete raw certificate details for klmn.ch in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFazCCBFOgAwIBAgISA/Ljl+BZkHo5FZngfvQFrP3yMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjkxNzEzNTdaFw0y MDAxMjcxNzEzNTdaMBIxEDAOBgNVBAMTB2tsbW4uY2gwggEiMA0GCSqGSIb3DQEB AQUAA4IBDwAwggEKAoIBAQCyphMB+RS2nCe4On8w1aXeJra2wLPOJv0qkE5uEx/M j2rBl0VEWK9UPR0uBwBC+c5GBMfCH9axQKKKPVU8JR/m6LPfbOqUqavOCKTAtz6s ARkRPafC9NYL2hE7APLg0RWebrKQphzcBr2VKcCSz9pOUX1vwjr8fyniHYZpccxb BJCSgC/n8rQj2eEvjyEYfurxzVtDTmSnEfKIsuJi4TKgVxPeYH2Qcn4EVs1GdRwv VnydmoMjDx1+twpriYuFLxI+TyYAJIANMTacIlimkX817610boVLYo4bJi8IQTnl glwlWHmctp8F0T2h3vD8oSV93I6pse1dxZxR4HcXdy0FAgMBAAGjggKBMIICfTAO BgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwG A1UdEwEB/wQCMAAwHQYDVR0OBBYEFBqz3Njx+OTiHHvUqQ230ZjakDleMB8GA1Ud IwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggr BgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggr BgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wNwYD VR0RBDAwLoIIamtsbW4uY2iCB2tsbW4uY2iCDHd3dy5qa2xtbi5jaIILd3d3Lmts bW4uY2gwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggr BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5 AgQCBIH1BIHyAPAAdgBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAA AW4YuXa1AAAEAwBHMEUCIEmEnJBk4vNdQNDsjlB4pUnM7cdFROkdAhjP2vQuCxFO AiEAyik6LGxl+7dZ15ys660GWhDgZpnkhjGRC/cmHkqYUt0AdgAHt1wb5X1o//Gw xh0jFce65ld8V5S3au68YToaadOiHAAAAW4YuXaHAAAEAwBHMEUCIAuxSbh1Vvql xIsaha15+EKtbmVeAdjnrwH8x7Oj6BsnAiEA2NfxSP3WI4/Rxnq+bhcNsti4PA9h wTmqVYt5sJSLA2kwDQYJKoZIhvcNAQELBQADggEBAAMKG9HITbppZtPlGrRBlLu4 VPJFMRyyS7oPazlzCjMxmnt1eOeq0uybaEPhqfS3R9lZqtBbNCJT0/um7G4Bhsu/ 09poABHNATNjtppAesfhsMqQltq9GrpkdvJ7Sn6JtHOPy6wac7gaO8LIxSJ09KZr UgtDfAdrJz1pwBj1xMalj/Zpz9Ij9R/735mDZnR0ht2NrNspumJvnVUvQLSoSPQ/ dLdbJ/O6iZ2QjAsKHjbdyDc7rTGBl/fMwgrkOupBoPrylQKezKtPeUQDO82GGdqp 12b9WEBXynwfAds3k4rY4CEk5ewdvYWiRvWSh9yoPM9NkP8Oc43y9m45GZFWlS0= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsqYTAfkUtpwnuDp/MNWl 3ia2tsCzzib9KpBObhMfzI9qwZdFRFivVD0dLgcAQvnORgTHwh/WsUCiij1VPCUf 5uiz32zqlKmrzgikwLc+rAEZET2nwvTWC9oROwDy4NEVnm6ykKYc3Aa9lSnAks/a TlF9b8I6/H8p4h2GaXHMWwSQkoAv5/K0I9nhL48hGH7q8c1bQ05kpxHyiLLiYuEy oFcT3mB9kHJ+BFbNRnUcL1Z8nZqDIw8dfrcKa4mLhS8SPk8mACSADTE2nCJYppF/ Ne+tdG6FS2KOGyYvCEE55YJcJVh5nLafBdE9od7w/KElfdyOqbHtXcWcUeB3F3ct BQIDAQAB -----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 343987713932372434041810752649367422565874 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-29 17:13:57 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-27 17:13:57 +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 'klmn.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 22552312548309949798097791655098138901472073856787705032253123324229325827463703032280069906690878652420309162631644923876079158988847130999454947321810036849733927689544778005216537309225507878853045089198067626818461634649982643477424331708638295262209762974055916981668709486395824676873134728889501034417274941285604861035001596969509270798602046352975807624162080310361396299507329588358723679779703994212126486696174076728623168225365265138334949888534898115852980933837274656155243134470511914195881142031541942882295436446701225995304854322936182352966610379530965320841562053742892647000002153061493312531717 . . . . . . . . . . . . . . . . . . . . [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) 1ab3dcd8f1f8e4e21c7bd4a90db7d198da90395e . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (48 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jklmn.ch' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klmn.ch' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jklmn.ch' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klmn.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 (69 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [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) 00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e18b976b50000040300473045022049849c9064e2f35d40d0ec8e5078a549ccedc74544e91d0218cfdaf42e0b114e022100ca293a2c6c65fbb759d79cacebad065a10e06699e48631910bf7261e4a9852dd00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e18b97687000004030047304502200bb149b87556faa5c48b1a85ad79f842ad6e655e01d8e7af01fcc7b3a3e81b27022100d8d7f148fdd6238fd1c67abe6e170db2d8b83c0f61c139aa558b79b0948b0369 . . . . [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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