mydms.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:2b:95:17:9a:a2:46:1d:5f:13:e1:08:0e:32:b5:5c:d3:00 was issued on by Let's Encrypt.
With 2 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=mydms.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:2b:95:17:9a:a2:46:1d:5f:13:e1:08:0e:32:b5:5c:d3:00Serial Number (int): 276167177103428533383090780273735060214528
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 36:b7:41:63:3b:06:b6:d5:88:7b:7f:02:cf:d0:22:33:51:78:73:ca
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 8d:82:16:6f:a9:41:5b:11:a1:d1:f8:72:3f:9b:b6:4d:c0:03:94:ea
Fingerprint (sha256): cc:7f:88:80:55:a8:ad:41:8c:d5:97:ba:9c:73:e9:83:6b:4f:89:f5:e7:ec:d1:14:0f:ee:9a:f1:94:f5:52:38
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate mydms.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mydms.cz
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
mydms.cz
www.mydms.cz
www.mydms.cz
Other certificates including the domain name mydms.cz
(limited to 100 certificates)
Certificate
The complete raw certificate details for mydms.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGVjCCBT6gAwIBAgISAyuVF5qiRh1fE+EIDjK1XNMAMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTMxODI0MjRaFw0y MDA1MTMxODI0MjRaMBMxETAPBgNVBAMTCG15ZG1zLmN6MIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEAwNWBZ/FnAoJyx4QKDoFNqKwMlBa0S+/cbxRc3wG2 yrA6DM48hdVU9JurJQQoHS/aTRHaW9nugPc+umGbUqS0wN8I5SrEYfXHbvO2bAMl lm5eR/ZIiAk9JVEArwD7TDH2vBY36m+CpWPtQ92l2ZFBe20iygRTUrJRQygSgX8z FdziyBXkGMeDETQh5xPTuFKNpaG5geAbALMGH5bR+O9hTpqhpOhvI2qxXL1+jqrj xbm/6VUq9mKi3hPvgebt/EhwhdFSCA2Yvndq7Tzi/ug1zN3YTqJ+FB3qxuLVtcV7 HF9f/sw7YNrvHAqIpdsnB9YykWm4Te0tJLNuTRt2Am8pPNsIurMSnQF5sOHDF7op 40WMqCLAjY8ifzMzsQVNtO8BvQ7BXUP/mrBOVOvEEIl92DxmYbwMDMjZikyxLiWj rckZxeoUS7p90ohO01co2gLbr0OL4PAeuWqULSRvfJtl3BaEBMcWpxlxUPGM0/Rj pMeCurJeSjH9y7nCTGTAQ7w57TqPfKBhFTlAJvRdVHgo1PJIpW9Lcx9dGQ0G/gbz OCOo8eNGZlsEmV43h/pr9F7IesLa8R+YRwRpHbCwIBhwvQlH6mrxZ+B0X5L9KeDN h8inwYtWhcWbnKQiVyFJnVrB36g17Pi0VIgs2z9bl59K5dHhUQlR/RipJxwC0JTx chECAwEAAaOCAmswggJnMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUNrdBYzsGttWI e38Cz9AiM1F4c8owHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYI KwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzAhBgNVHREEGjAYgghteWRtcy5jeoIMd3d3Lm15ZG1zLmN6 MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB 9QSB8gDwAHYAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFwQAJo dgAABAMARzBFAiEA9wo9kj7b8zGE6hg/1L/g6DwCU/oAjbPeSayKcrO5QekCIH3J swn4DBwndFIhRT6hwqM0sJmdouQ5UGGQlGFST7YCAHYAB7dcG+V9aP/xsMYdIxXH uuZXfFeUt2ruvGE6GmnTohwAAAFwQAJolAAABAMARzBFAiEAydpIIncdEP92SFA/ awGKWTJrvqZBcToGLzHBcBhf+8MCIHEJmCZuz9NTaPzb6qLbg6A7Rn9Ek8ckwe6y hXGwcXGfMA0GCSqGSIb3DQEBCwUAA4IBAQAMry/0Ok7a7afjz+HNW8xqaEB/bNnQ PNtwWjtoYjKCkI5fk8IDPe/OimhSuX1SlOkbSQm9yxRGD66Hm2wfW2SO8iBXTWdK ciCnrEKXWyv/LVmO2c0bLFd96bJ/CCW4FdqSu9EsDUBDvlyYUJEE5f86m8tEfY+Q WcIYScj03U/Kvgl8kBfRQRo61nqtKyJp1TTVFG/T6gEl4/+haaQ1LJfB95wq2eB9 HFJWGyh0ROwkAmmNvaKpKchfkyJCJMYtqlJgdl1pIgjWKuv1nmbJvNIHDDTgT1Tx 6DjE4P3aE/Gi9/hLKzgP9CAmJBai8AkSZIy0jLwUxezhG2xUzVRyetJ9 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwNWBZ/FnAoJyx4QKDoFN qKwMlBa0S+/cbxRc3wG2yrA6DM48hdVU9JurJQQoHS/aTRHaW9nugPc+umGbUqS0 wN8I5SrEYfXHbvO2bAMllm5eR/ZIiAk9JVEArwD7TDH2vBY36m+CpWPtQ92l2ZFB e20iygRTUrJRQygSgX8zFdziyBXkGMeDETQh5xPTuFKNpaG5geAbALMGH5bR+O9h TpqhpOhvI2qxXL1+jqrjxbm/6VUq9mKi3hPvgebt/EhwhdFSCA2Yvndq7Tzi/ug1 zN3YTqJ+FB3qxuLVtcV7HF9f/sw7YNrvHAqIpdsnB9YykWm4Te0tJLNuTRt2Am8p PNsIurMSnQF5sOHDF7op40WMqCLAjY8ifzMzsQVNtO8BvQ7BXUP/mrBOVOvEEIl9 2DxmYbwMDMjZikyxLiWjrckZxeoUS7p90ohO01co2gLbr0OL4PAeuWqULSRvfJtl 3BaEBMcWpxlxUPGM0/RjpMeCurJeSjH9y7nCTGTAQ7w57TqPfKBhFTlAJvRdVHgo 1PJIpW9Lcx9dGQ0G/gbzOCOo8eNGZlsEmV43h/pr9F7IesLa8R+YRwRpHbCwIBhw vQlH6mrxZ+B0X5L9KeDNh8inwYtWhcWbnKQiVyFJnVrB36g17Pi0VIgs2z9bl59K 5dHhUQlR/RipJxwC0JTxchECAwEAAQ== -----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 276167177103428533383090780273735060214528 . . . . . . . . [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 2020-02-13 18:24:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 18:24:24 +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 'mydms.cz' . . . . . . . . [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 786694107993953594248046876365811806918876973230757433508272616765618933571677263994947332950070477219432898618688441358507423398155687306753718212230950409073299481179342452349157679331760766841769978795237403396564869375371170495588358541186490672340805641956045710946940171449261435734454535518856290070458669347220358423554293090560425565354795783747564574056409223505709160286098209810083907484763338949652143108085645280913516699599421553306545296519212254905305176093358379689119131814736344451856648108841020156933279270197318788054400071917943333329285894832066596815359963091550988866438257411403860593449017510361438846187233504758114292181358715472650798278456660675890119740549436652686763627786259424194400957271090277359193151916139603404774555723493517045444966934344106916132623325523655686637381311684943840964580762853766215517383961873988053941390931165506101399669121731335855272236012606337796460900014248477346155906394049764011496154294567936830120035657268755505643534445066464006361264766649188691563720336676361863814006277281648268563638593648546336443912610678633423412800626606267548557220107073677064645952500540515579010185784301059822283881466261756310459489762703307225769489330041034942806395810321 . . . . . . . . . . . . . . . . . . . . [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) 36b741633b06b6d5887b7f02cfd02233517873ca . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mydms.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mydms.cz' . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170400268760000040300473045022100f70a3d923edbf33184ea183fd4bfe0e83c0253fa008db3de49ac8a72b3b941e902207dc9b309f80c1c27745221453ea1c2a334b0999da2e4395061909461524fb60200760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170400268940000040300473045022100c9da4822771d10ff7648503f6b018a59326bbea641713a062f31c170185ffbc30220710998266ecfd35368fcdbeaa2db83a03b467f4493c724c1eeb28571b071719f . . . . [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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