DV SSL/TLS Certificate for www.ute-hartwich.de

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the www.ute-hartwich.de DV SSL/TLS Certificate

This certificate with serial number 06:89:2e:7a:37:93:6e:7e:0e:b2:ca:10:ad:5b:2f:cb:c4:74 for www.ute-hartwich.de was issued on by Let's Encrypt.

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 www.ute-hartwich.de 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): 06:89:2e:7a:37:93:6e:7e:0e:b2:ca:10:ad:5b:2f:cb:c4:74
Serial Number (int): 569354178933966160588933535956356576298100
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 9a:da:db:d5:93:5f:03:2e:b0:cd:e7:38:0f:ea:c3:20:3d:6b:4e:9d
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): a9:f6:89:fb:c2:2c:fc:69:6b:ae:67:40:7a:99:a2:f3:52:96:da:9f
Fingerprint (SHA-256): 0e:4f:0a:65:e7:5b:97:cc:32:01:be:24:24:fe:2f:6e:3d:7c:b7:b6:a1:1f:ee:ef:47:64:d0:8f:2a:f7:b6:17

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/117.crl

Check the revocation status for certificate www.ute-hartwich.de
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.ute-hartwich.de

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

www.ute-hartwich.de

X.509 Certificate

The complete raw X.509 certificate details for www.ute-hartwich.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 569354178933966160588933535956356576298100
 . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-24 03:27:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-22 03:27:19 +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 'www.ute-hartwich.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
 . . . . . . . . . . . . . . . . [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 840167040356555454354496631904780206949666796100016371533849717184166233107827002178248973498177337309273958940818456538386293569565989046658485091852029761729916570987863504495453954061452176297015123702107871028337001088140077404161228476469065479433981523947695764732413439914684914831621314944218359517651359872951692921714266710205631094649509556434669330453233331872801107064129333057098366824896671074223468538189438457313842218551982969273425195669165285142109265896018051514179693138954049420283589753495163055513078652947763352508710213447461367390616585369729136444040359234858836647717961148961200863370841395832618717015672530126589195052294342171187299798056799055076917563711293422761701427582787797186784307301064322254956925913351434198297365842396766053137324429726935535014799067525411153211130709425757708434948564909928571403732093672183063876007872690022540670623832807296502886971803109246972001296280392078014875115915432036390014636813309384174167897379610921819208702457821019070641433222319354147935158985098896521537398429876595426015927690024177616485683836886437322341617460504477245792273138612262816851844527572400772256087161343432583691405585481285488138775879313656687950715390301042694399830244997
 . . . . . . . . . . . . . . . . . . . . [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)
							9adadbd5935f032eb0cde7380feac3203d6b4e9d
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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://r10.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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ute-hartwich.de'
 . . . . . . . . . . . . . . . . [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://r10.c.lencr.org/117.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a845400000197008a44620000040300473045022100933661cdf190858229762e66d2289cf4d54f4448533e140f70d3e33d1ad7a8f302207ce9ecc931cca2191c8962ee2a0ed1bdbcce6a3004943a7bfd3e6e9e474bf5260076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197008a44630000040300473045022100aa7271456de104156fc4e5cf157ff85975a509481c6bdcc5add056a19dae79470220166952353ace721606afc9a97c50c9674d25c53c553dd14d9ea021d5181bd4ae
 . . . . [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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