www.utestrohbusch.de

Issued by R3

About this certificate

This digital certificate with serial number 03:af:7b:14:34:f0:2f:2e:57:c3:ac:b8:16:2a:6a:f7:23:b7 was issued on by Let's Encrypt.

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:
  • 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=www.utestrohbusch.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:af:7b:14:34:f0:2f:2e:57:c3:ac:b8:16:2a:6a:f7:23:b7
Serial Number (int): 321049871969578346608697047071352379876279
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 67:64:55:db:7d:4d:c3:e5:df:4a:1a:95:48:07:a3:9e:01:b5:75:f1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:5e:e6:69:41:0f:a6:fa:17:35:7e:f2:4c:46:59:0f:d0:b5:8e:d1
Fingerprint (sha256): 43:13:e7:02:03:56:98:97:3f:4e:66:c0:07:48:c6:05:1c:19:60:a9:a9:c0:eb:7d:6d:07:8e:42:74:19:9c:b5

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

Revocation information

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

Check the revocation status for certificate www.utestrohbusch.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.utestrohbusch.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

www.utestrohbusch.de

Other certificates including the domain name utestrohbusch.de

(limited to 100 certificates)
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
securetest.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
www.utestrohbusch.de
utestrohbusch.de
utestrohbusch.de
utestrohbusch.de

Certificate

The complete raw certificate details for www.utestrohbusch.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZhamHdbWRC7Qbcsja/U
A2DDMFFhD+PUdwUuBWk3nMWF0DzEjoiSbx26xBm2lVR/ufJze0XqE5W5k6jg1V8J
mNpmVLscmC4GnvTt0xH4TwTR+pIwGWEzd1ni8zjuMGg/9lqgTAfTgei4DyvLAw6h
xB7yy9V7GEzzq0ZXqhUZ5W5fZGqF8SvE+sHwzFocdm0ouOd91Ghr+JlclDfGYIQi
nho0PCQjU/BfFlhDaQwlJeHDbl7EsgkIGlN0yjMvkenVp+ZQo/WYqaQos6QkkDRA
klqYLXDnmgnpy98/mKVTA3dkaQ+YYhXrNr53C3wdqKIfyqUAuq+PDeuhVUC6R7S5
twIDAQAB
-----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 321049871969578346608697047071352379876279
 . . . . . . . . [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 2023-11-20 05:39:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-18 05:39:36 +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 'www.utestrohbusch.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 23429214921439810659461205874008306212796014291635284586870142817019011104373737992186065187710804809910008512610261384652369897301233116716286804869594425049370752145770381859426761734417520560398422401003321029984313508417978517987819874135738092367369508110999722691557795127745436072198749105112995173214996220029296153775248339889905521397319390058059182050796032846775922525265275541004280364781396845183111531717053211132726575229827775123914615861916277415744454366463052868804040203823148079494977059712351284289371512002791138709152167970968367351401285978884779826301558734051728561109603934438265841826231
 . . . . . . . . . . . . . . . . . . . . [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)
							676455db7d4dc3e5df4a1a954807a39e01b575f1
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.utestrohbusch.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018beb74bb5f0000040300483046022100c68b5902ac371f0b0bfccd29c4e8148775bddb58c078bb2989c96ca7ee532de1022100b7510049fdb727e54effe2584a331763d70ab5ba17f88d8f0330033a59a9753800770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018beb74bbde000004030048304602210093902925e29c013e3761ebd07532abbe10ca46742a26639b738d77a68ab512cf022100983da725a0890b336257734b7cce9ead2f4103c15c78a3698b0c6e6e0088de0c
 . . . . [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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