iserv.kgs-wiesmoor.de

Issued by R3

About this certificate

This digital certificate with serial number 03:da:b7:6b:9e:e4:d3:5d:9a:88:68:9e:6e:e6:fa:72:0a:64 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=iserv.kgs-wiesmoor.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:da:b7:6b:9e:e4:d3:5d:9a:88:68:9e:6e:e6:fa:72:0a:64
Serial Number (int): 335762221305787980733335470448584336476772
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 09:34:53:b5:ca:68:f5:c8:86:10:51:49:2d:75:d2:b6:5f:f0:3e:07
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 4c:8c:8b:ad:f8:9a:eb:fe:50:99:71:f9:ec:ff:94:d8:d7:ae:87:c3
Fingerprint (sha256): 8b:de:ed:ac:60:17:03:cf:93:58:32:4e:5a:9c:21:1a:aa:b8:05:9e:d0:1c:06:a3:b5:f9:40:6b:24:87:9e:c7

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

Revocation information

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

Check the revocation status for certificate iserv.kgs-wiesmoor.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for iserv.kgs-wiesmoor.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

iserv.kgs-wiesmoor.de
mail.kgs-wiesmoor.de

Other certificates including the domain name kgs-wiesmoor.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for iserv.kgs-wiesmoor.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAth/o89zZLwFbfnsOlkY3
jJMootEbD+WfDyuBjegPtJ1EzESRy1gvwirU99tF/msk+fJfeoKPJ7zDRRpTfgYO
b5Cv6OhbMn4T3WbPEIjlu9LzXkBNpxIBL5aPFRzXHLrrfYSZETQDqla+dqDQU8Xq
OvWNd91sBVQZ6jetWXgYP4x/zsVnJ8OGB4O24tQARNJlZLbBp9tieUuQitjAM1Bw
zO6A3wa+923Bltiwu9lOfpv7Dy/BIsKZxQkamfNpt1tlXUMFvZPBVTGoBmRLuZb3
OZl9SD2h2maA8q0Sjv7EKU/rT+/eS5PNe31IE6HHmOIn2Jh8F1beB69KVgbkEv+t
0QIDAQAB
-----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 335762221305787980733335470448584336476772
 . . . . . . . . [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 2021-01-02 05:14:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-04-02 05:14:21 +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 'iserv.kgs-wiesmoor.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 22991106897013230008106999847540989258955154593066642604206830313018338826448500369521704847783997825731962414843534261730728275559940576650990115510845886740937644886769818135918787798751252028045556462606446663974821271221366185231054922827427438773896754578003443280300367789045936134204494550047954783722604021465249535655106867761012141186612593732929138809024682074417363094029170866349587446533246636023960279663092149352545535939868201417001175762809539225671235949731730414700951733429616101154951062475763568468011383205267643395902528709027688990771986163154037241926598551509493831208258783438047406960081
 . . . . . . . . . . . . . . . . . . . . [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)
							093453b5ca68f5c8861051492d75d2b65ff03e07
 . . . . . . . . . . . . . . . . [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 (47 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iserv.kgs-wiesmoor.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.kgs-wiesmoor.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 (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)
							00f00076009420bc1e8ed58d6c88731f828b222c0dd1da4d5e6c4f943d61db4e2f584da2c200000176c1bb89fe0000040300473045022100d66ade7c7a4c560721cef49a98f884a76befcac202ca2aea62df14475d980f0e02205efbd7c5b279fec0bb227395d09c308019a353ebba3631036416e6407f0cdbec0076007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d700000176c1bb8a5300000403004730450220683c9eeebbd15565ae0322e0a2fed77440637e35d1b9c667a0b9895ac036c18d022100d5fd2244153207a83fbe2b8a02ff930e9dbab35cb7dd14fc1e40addb31487782
 . . . . [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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