kundenservice.mydays.de

Issued by R3

About this certificate

This digital certificate with serial number 04:e4:42:df:9c:1c:cc:9a:0a:9e:1d:07:63:77:32:fc:a3:2d was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=kundenservice.mydays.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:e4:42:df:9c:1c:cc:9a:0a:9e:1d:07:63:77:32:fc:a3:2d
Serial Number (int): 426122413481273821857097926848795016733485
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 05:09:1e:25:ad:8e:e2:ba:6b:b2:c1:b3:4c:df:24:f1:45:97:6d:1b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0f:ea:8a:d6:0d:93:5c:68:f7:c4:55:25:8e:fb:70:91:dd:1e:39:6e
Fingerprint (sha256): 95:6c:a3:72:47:6a:db:85:ec:2d:35:f2:4a:1e:47:24:ed:d0:24:87:62:cb:27:31:64:93:e3:12:4f:08:40:6f

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate kundenservice.mydays.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kundenservice.mydays.de

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

kundenservice.mydays.de

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Certificate

The complete raw certificate details for kundenservice.mydays.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE+jCCA+KgAwIBAgISBORC35wczJoKnh0HY3cy/KMtMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAyMDQxNzI3MzFaFw0yNDA1MDQxNzI3MzBaMCIxIDAeBgNVBAMT
F2t1bmRlbnNlcnZpY2UubXlkYXlzLmRlMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8A
MIIBCgKCAQEA2SidLGWKeaMsDoeUaX9apMBGB7AJTS3laUGpVzVpUednLh+t54zg
Z4CFpw60QRkc65OJtNvkG3vZdyt711kKviQhpu/5+APHiKRljXhh9tTLr6pGpJg5
pwApJkbXoWsNDVGv8VGR92+DF3Cjw7R8XXS3iljbesvv99INiCJ3l+4NdTBELYuc
cOdavLHTQ/sJSlrXOTTpz5bqS3uny9zhFVIAzQuhh3qh2IeRJYmjQi4WfrttYMcR
y8V9qbjAXz8TSs3x65B2UVYiC5ezjd1aQ/2fQpX1QbVdNj58fD6/isBhhEbjV+7I
NPOVtq/yRtxCW4HlZuc9mZtPfq5dczZ2tQIDAQABo4ICGDCCAhQwDgYDVR0PAQH/
BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8E
AjAAMB0GA1UdDgQWBBQFCR4lrY7iumuywbNM3yTxRZdtGzAfBgNVHSMEGDAWgBQU
LrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGG
FWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmku
bGVuY3Iub3JnLzAiBgNVHREEGzAZghdrdW5kZW5zZXJ2aWNlLm15ZGF5cy5kZTAT
BgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB1nkCBAIEgfQEgfEA7wB2AEiw
42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s52IRzAAABjXVgJIAAAAQDAEcwRQIh
AKEbTY4G5qgtVx1ihUy9Qkx1GbA86iErsedHflUXzytaAiBJO/0F9ZHMvydwZV72
Xg+BRHu63PjzPhi7ZaCdu06/LwB1ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0t
cm/h+tQXAAABjXVgJH8AAAQDAEYwRAIgdSo29t4pIYmkgL36rduh+XyWOzRvsGDB
n9XvE9RmtuICIBPy7cASE7yXmKXiHpsLO5Dro5kgW8oQxuLtdV6WmupZMA0GCSqG
SIb3DQEBCwUAA4IBAQBIv5FFw2KrQsqVt+dnuHY2dFIBB8aRUh0c1uLJDcgyG78j
vN08chSA1DXlYIPHxEEMaTvhgjXAB6pJ5yjYBcjVvRyMNW8Z4WPqjAtR9/WZTSqV
K98okDi2yKvuPsNF+Sdy43CdYPoJC8xh0WQE3U7gwAKdKorjo8TJPQ+sU02qa3Gm
7ghnDIpnksJB68Ueeo+8QSDtkVjW2zTrOvS7lNolmEq8lUfTdcpPlvrR9RwUruye
SLKhPua3sAdrsvfKMJj8YeMoK9MPM2uXIIhc69gcB3JMom1s/9Z5J2EcYq3SRDnZ
AJzKFZ48Hb5OpCOm5Q6nmEbeKX2HLdHE1KXpwpQ0
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2SidLGWKeaMsDoeUaX9a
pMBGB7AJTS3laUGpVzVpUednLh+t54zgZ4CFpw60QRkc65OJtNvkG3vZdyt711kK
viQhpu/5+APHiKRljXhh9tTLr6pGpJg5pwApJkbXoWsNDVGv8VGR92+DF3Cjw7R8
XXS3iljbesvv99INiCJ3l+4NdTBELYuccOdavLHTQ/sJSlrXOTTpz5bqS3uny9zh
FVIAzQuhh3qh2IeRJYmjQi4WfrttYMcRy8V9qbjAXz8TSs3x65B2UVYiC5ezjd1a
Q/2fQpX1QbVdNj58fD6/isBhhEbjV+7INPOVtq/yRtxCW4HlZuc9mZtPfq5dczZ2
tQIDAQAB
-----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 426122413481273821857097926848795016733485
 . . . . . . . . [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 2024-02-04 17:27:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-04 17:27:30 +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 'kundenservice.mydays.de'
 . . . . . . . . [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 27413739667099035742075045070634611362113668639106947756856930329491345137150753269899761886484706721219933728514375522030897647763478506192354114133720516318750573652942813552125509431251755800637042553614338578085877880322869322023507380224196635340941991555137584843633151435683219096492175520217305316601911183709423689903697275876327845298057397208875777898050294238987691812805603144793941769740156362749549586820955460705135106212305394800375348959323945424567660525390437752627181625305903569557065824188563023072698825146055556198308937502299457720732515991800212774806082519333405806804002186685975260198581
 . . . . . . . . . . . . . . . . . . . . [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)
							05091e25ad8ee2ba6bb2c1b34cdf24f145976d1b
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kundenservice.mydays.de'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d756024800000040300473045022100a11b4d8e06e6a82d571d62854cbd424c7519b03cea212bb1e7477e5517cf2b5a0220493bfd05f591ccbf2770655ef65e0f81447bbadcf8f33e18bb65a09dbb4ebf2f0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d7560247f00000403004630440220752a36f6de292189a480bdfaaddba1f97c963b346fb060c19fd5ef13d466b6e2022013f2edc01213bc9798a5e21e9b0b3b90eba399205bca10c6e2ed755e969aea59
 . . . . [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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