DV SSL/TLS Certificate for satomar.cz

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the satomar.cz DV SSL/TLS Certificate

This certificate with serial number 05:77:6b:87:8a:06:e4:1d:8b:db:66:eb:ad:59:e7:1e:80:fe for satomar.cz was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for satomar.cz provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:77:6b:87:8a:06:e4:1d:8b:db:66:eb:ad:59:e7:1e:80:fe
Serial Number (int): 476197962477536291165951969082531540533502
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 68:d8:dd:65:df:b5:5e:1f:9f:d6:0d:65:65:ae:8f:ad:b0:70:c0:d5
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 1f:41:15:32:87:47:cc:aa:0d:bd:6a:96:6d:96:97:37:76:46:8e:11
Fingerprint (SHA-256): 1d:8f:ae:52:75:9e:b0:8e:1d:bb:0e:c5:36:93:02:9a:f0:38:33:02:a4:06:de:80:a9:d8:c2:3c:9a:8e:8d:4f

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/127.crl

Check the revocation status for certificate satomar.cz
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for satomar.cz

Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for satomar.cz in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGADCCBOigAwIBAgISBXdrh4oG5B2L22brrVnnHoD+MA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTEwHhcNMjUwNTMwMDE0MzA3WhcNMjUwODI4MDE0MzA2WjAVMRMwEQYDVQQD
EwpzYXRvbWFyLmN6MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA17oa
/XOuTTGtiIe9gnwM47v5fAa6MSkiOJ/aK2sS2mboDcy7r/5OwSzsJUHAcheX2EdE
H/6qaytH2JoOwzuIM7qb+5NKifMarpix81Y2jSakxP7d8dQxJA4P5o0uk7PskCre
oPAoiumKLWk79kFfMAR/3+PbfdKqlnay08zbXCcxyrOvW+2KGYQ5SfhWMbGaEW++
AWPArjn1cvzz5brcwm8woMwEeWlt+8FDBirW86MLtNNFwcEBWMyLudeSYtiEDewn
UDUK99cV54vKrrzYKUvp2Nd2AlXwvdBXDHeGR8xbNSEh5mQYNpSm5K6EekAZJnaT
8I6UQnAfDospFjfAfwx2Oeuz+o2AdYLYDyOpylMYTXtBEHmEBdeZREl9zbc4k43c
SaDXu3CjEq8L02kAedQr0mvBiJuGQC29nnoB5m/ygZHthLRuWiiBNkaPcZqQ+MRH
TspnJOHB2XoX4HKg2Cu0JXZyGtcHHpw/Zo5fXBomIP5PaJIidfVGjdz4D+wRMfb6
i11ezHMhCwACftSbBdeQmlBhYLgveNa8iWH9wnFWqJrjzhFwpHZH0sdgCrBZx6aw
Btz6APOGWkO/GQtNym/sCCslINd4Ml8PFoj9tcLueW9BSbL1c4yE+yPjCt5Aaq4N
CYWmSvn+aV+oIjUCFGpptUohdmahj7f5GpWQ1k0CAwEAAaOCAiowggImMA4GA1Ud
DwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0T
AQH/BAIwADAdBgNVHQ4EFgQUaNjdZd+1Xh+f1g1lZa6PrbBwwNUwHwYDVR0jBBgw
FoAUxc9GpOr0w8B6bJXELbBeki8m47kwMwYIKwYBBQUHAQEEJzAlMCMGCCsGAQUF
BzAChhdodHRwOi8vcjExLmkubGVuY3Iub3JnLzAlBgNVHREEHjAcggpzYXRvbWFy
LmN6gg53d3cuc2F0b21hci5jejATBgNVHSAEDDAKMAgGBmeBDAECATAvBgNVHR8E
KDAmMCSgIqAghh5odHRwOi8vcjExLmMubGVuY3Iub3JnLzEyNy5jcmwwggEDBgor
BgEEAdZ5AgQCBIH0BIHxAO8AdgDtPEvW6AbCpKIAV9vLJOI4Ad9RL+3EhsVwDyDd
tz4/4AAAAZcfEQLkAAAEAwBHMEUCIHwrW8H9b3vvDSQU1uxz7Q1iwPK3xWh4q+Ja
/h0+2WS1AiEA6nH0SJ1FXcy8kMk6RooJ5T+DMKA3uY3eHbIa2HIjML4AdQDd3Mo0
ldfhFgXnlTL6x5/4PRxQ39sAOhQSdgosrLvIKgAAAZcfEQsAAAAEAwBGMEQCICKP
l2v7cqy+aG7O8VUcfkEGRJ7aQ6ySgnNTs5Mxkd9YAiAmh89jwmiOIKBk6TURn+3L
MAae+AIwlZHl9qVQ/1UsuTANBgkqhkiG9w0BAQsFAAOCAQEAPnUiFh7ZcPFS2mdP
sgkKa4FRhF4au52gLV/1/U5O1/HoZlxXu/VsNwAHUOuR2s1SKfJUeII8kU4ac1gx
x5Rl4RAIhxqjwvLOQfIMcFa9WKRNopuyfiefwKAgeVDHFROlN8HnbGVZIl5knOSo
V1DNwrVj+2K/pxNhsxc5jzcpxkYlbeKEEMhmKWdDTySlSl+ytCG5cFWNUof45b42
8etjEOvEqYF3OG3aGAxG0B6aewH2zj4cViK54xBjls6E3GdRBkBz8SV28WBOq8Mr
ljle0BKym3RFWC+8YnHGOQxq+5WpjZenk29DfefeDjyXnbeRYj0j6JOnCyOGQ0UY
EjLwgw==
-----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 476197962477536291165951969082531540533502
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-30 01:43:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-28 01:43:06 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'satomar.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
 . . . . . . . . . . . . . . . . [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 880089271159445974281765374187953957261122884676228844085931511547543942672620696070536877990394312473188356192361931857740254414147149406769112937626875002428471724908882754346220620091705130058924840604581699192588359842443718179642524489948416440020569404015365957246486967668176629240514328765047206718629607549579026083569315791441011727030266578795525773337688329917358131376598655788680563163523322366347112381026802238408623528410371769864929823726054067134950756954573415614139821945632393280345770811723484787521460149922018422994546355626554576298062449398575054967137151315553019888718918577011386756645256615373724213942282325994152629933879207329384479147567508402713726026048001613312028819079273070962398761141911077331073804096241343863784080167226470216187815230256733158951539958931703594189729285279845883557451749002214095346895114308385910511155987548574314386872520124726500428565312933512739094869680125689961489356221174415223687859027423545481908935787629599906475646085368787975063612935751685174695706058792168510402802360218436736978692065637092642178955454682416574215370803549843852313219142491460034975647431390641773513717807233519864189202668611976054281442784706664788281097229572467692315138381389
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							68d8dd65dfb55e1f9fd60d6565ae8fadb070c0d5
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'satomar.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.satomar.cz'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/127.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007600ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001971f1102e4000004030047304502207c2b5bc1fd6f7bef0d2414d6ec73ed0d62c0f2b7c56878abe25afe1d3ed964b5022100ea71f4489d455dccbc90c93a468a09e53f8330a037b98dde1db21ad8722330be007500dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a000001971f110b0000000403004630440220228f976bfb72acbe686ecef1551c7e4106449eda43ac92827353b3933191df5802202687cf63c2688e20a064e935119fedcb30069ef802309591e5f6a550ff552cb9
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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