mydms.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d0:fa:99:20:7d:68:6b:63:cc:a7:b4:77:33:fe:df:1f:70 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:d0:fa:99:20:7d:68:6b:63:cc:a7:b4:77:33:fe:df:1f:70Serial Number (int): 332448692194174469035616850212285306576752
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f3:cd:ac:ff:da:ed:0b:45:e1:14:fe:4a:92:c5:5a:02:7e:d2:e4:5b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 49:cf:e1:35:46:fb:05:81:eb:2f:23:7b:0e:2f:0b:ca:35:68:e0:e5
Fingerprint (sha256): 8a:5e:c6:79:8a:c6:ce:9a:d6:66:20:ac:51:bb:e5:d6:fd:6b:8b:b6:e0:d4:87:b3:f4:80:ec:a7:f6:5c:69:e1
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----- MIIGVjCCBT6gAwIBAgISA9D6mSB9aGtjzKe0dzP+3x9wMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MTcwNjE0MDhaFw0x OTA5MTUwNjE0MDhaMBMxETAPBgNVBAMTCG15ZG1zLmN6MIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEAwUye3jVuXdENNouF0bzqT+YvF8VjOj2C0GA9fdyu 5evssKIttjEBSLfZ9i4IJa99883bRx4U04Ol0O8RgOHEOiOwTUfvCDPny6c4LScp hHeST5JqUIxfgC16J5jiTHXgUurbqBC8R5194vfEs1aWVaEVLtGQR6hCsuh3lGe4 3Ejy04YT0PUFFXmFPUc+4FiBJy0JutjYeo3d5yRBDU753JqmGNpT9ubNYoQDaj8m Oqj+jrVx8GnBVwI5YQMY32dR7d6/Ux86cf3JMQ2v8fugOVDWOS3QBJJY8KMo2zwz QqkceLfwdvzLQlLXsyKJHjExPAWxEA1aHBnu9C1dpCy5NNxKTPj2WK713n3wavNo CVknaQmfsb0fh2QQXZdA+6dEqSew2Vd7J6g7gdOVj7PhivXKl8kjsWQyLopNG4b+ FoWmIDJtfqfHwjrQYsvLu6L1zc3t7pZB8d503uQfMkMIucoQCrj08ngl8qXzAsO7 KU4GzY3WjzdunYxrUhQfyDa15GRuIb8tSNE6Ypjvao780P+aNLWzaiRzsp8H4RH3 TGQwbziXv9VFj3iKSmog3tJFT/52fDiVOw+zbVcTbGOFFl7tE42lYCYxGveOcx99 q8K0X4tboALUfHiM/tqp0CS6eSvqvKfBYisj2mWRRhgoL/7Bu5tY0PVcJRR7SIe5 AOMCAwEAAaOCAmswggJnMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU882s/9rtC0Xh FP5KksVaAn7S5FswHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYI KwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzAhBgNVHREEGjAYgghteWRtcy5jeoIMd3d3Lm15ZG1zLmN6 MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB 9QSB8gDwAHcAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFrZEk4 OQAABAMASDBGAiEA125jqmpCGl5hwS7jsnKEL0AuGnFPx8L2NQt0/NVxgncCIQCY kPbgI0CO9B4c9VgJOR8mFsmQYympn2m2MFheyfbqHwB1AGPy283oO8wszwtyhCdX azOkjWF3j711pjixx2hUS9iNAAABa2RJN7AAAAQDAEYwRAIgcX2VYqNFNBR4wOkO c7l3O27gC8Mc37Bifn3Rq+sR4YICIDb4sdoaNWhRB0D+bO9zHqP+12yFJM82TnC2 jgUW/i66MA0GCSqGSIb3DQEBCwUAA4IBAQBnWkC6vXzaamwXiZi2y9zXsD0+PwGL SkxNXjhgvWmB1VxYScLYGUZp5lFbgRDNB3L7Qq3H4OxTFu4PW07Mq9DBNo2bGI9/ IggzQGCR4OodSGF1dfUhiVihBNGoPW843XZ0QVh2bMBr1JvKeYF5KyDRWqe2Ugam pBRMte2fROMTihl6TMQFFBNoPERNZUVHkFiOGmqSa9oUv7LT5jSOeuCwYnduz7d5 4h0bsue2bfHAw9NY+4WIt9+ousfGW8r9TDKFOr1DiHM538e6vCxjELKllMGmlBlu nlPrQIekubdUK6CavJqZMZPp6c0zf7K1JoQ46wx3p/3FYMuI1IESng6P -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwUye3jVuXdENNouF0bzq T+YvF8VjOj2C0GA9fdyu5evssKIttjEBSLfZ9i4IJa99883bRx4U04Ol0O8RgOHE OiOwTUfvCDPny6c4LScphHeST5JqUIxfgC16J5jiTHXgUurbqBC8R5194vfEs1aW VaEVLtGQR6hCsuh3lGe43Ejy04YT0PUFFXmFPUc+4FiBJy0JutjYeo3d5yRBDU75 3JqmGNpT9ubNYoQDaj8mOqj+jrVx8GnBVwI5YQMY32dR7d6/Ux86cf3JMQ2v8fug OVDWOS3QBJJY8KMo2zwzQqkceLfwdvzLQlLXsyKJHjExPAWxEA1aHBnu9C1dpCy5 NNxKTPj2WK713n3wavNoCVknaQmfsb0fh2QQXZdA+6dEqSew2Vd7J6g7gdOVj7Ph ivXKl8kjsWQyLopNG4b+FoWmIDJtfqfHwjrQYsvLu6L1zc3t7pZB8d503uQfMkMI ucoQCrj08ngl8qXzAsO7KU4GzY3WjzdunYxrUhQfyDa15GRuIb8tSNE6Ypjvao78 0P+aNLWzaiRzsp8H4RH3TGQwbziXv9VFj3iKSmog3tJFT/52fDiVOw+zbVcTbGOF Fl7tE42lYCYxGveOcx99q8K0X4tboALUfHiM/tqp0CS6eSvqvKfBYisj2mWRRhgo L/7Bu5tY0PVcJRR7SIe5AOMCAwEAAQ== -----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 332448692194174469035616850212285306576752 . . . . . . . . [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 2019-06-17 06:14:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-15 06:14:08 +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 788592339061792543038589454457233754693438151665361459862118272687976161810530387779563654724846104772814021436561020978570524543972304832856405736762323156751594032608782360633269056059134018237109400025738785508674285874817505889329271194416104684843888868587436182363675635368242182060681047087383430741141087517690384575654576994457915740908147433645134701614418903379160299166779041086297076738039049980279407552991762714068927350117234659111287187747135486707684974742795269441831192282246356632847390113540438799194187492919008076818205601164024639828153622019178045743326457722749759366949623212844524379916665067725929533242387974636645273123453982101311506220514056973812120422390054515246722634612503974868705847870484289596144074897499787360910797216221140420094899801409388604213860317968035781524460554536857547343489456049201806564635254553658276486102801090424501647522948055782666257513375107146621976311497010444737982104409930666220968551361438791664754775450805850026776818280293886245179737500966166625016465795046018130961323879132460990691217864992788039730475295241580064634497815367281026025156134357456266914823371359199231360339217285586226946597958697959785750701017805198862436966474962449224266675716323 . . . . . . . . . . . . . . . . . . . . [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) f3cdacffdaed0b45e114fe4a92c55a027ed2e45b . . . . . . . . . . . . . . . . [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) 00f00077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016b644938390000040300483046022100d76e63aa6a421a5e61c12ee3b272842f402e1a714fc7c2f6350b74fcd57182770221009890f6e023408ef41e1cf55809391f2616c9906329a99f69b630585ec9f6ea1f00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b644937b000000403004630440220717d9562a345341478c0e90e73b9773b6ee00bc31cdfb0627e7dd1abeb11e182022036f8b1da1a3568510740fe6cef731ea3fed76c8524cf364e70b68e0516fe2eba . . . . [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) 00675a40babd7cda6a6c178998b6cbdcd7b03d3e3f018b4a4c4d5e3860bd6981d55c5849c2d8194669e6515b8110cd0772fb42adc7e0ec5316ee0f5b4eccabd0c1368d9b188f7f220833406091e0ea1d48617575f5218958a104d1a83d6f38dd76744158766cc06bd49bca7981792b20d15aa7b65206a6a4144cb5ed9f44e3138a197a4cc4051413683c444d65454790588e1a6a926bda14bfb2d3e6348e7ae0b062776ecfb779e21d1bb2e7b66df1c0c3d358fb8588b7dfa8bac7c65bcafd4c32853abd43887339dfc7babc2c6310b2a594c1a694196e9e53eb4087a4b9b7542ba09abc9a993193e9e9cd337fb2b5268438eb0c77a7fdc560cb88d481129e0e8f