der-augenoptiker.de

Issued by R3

About this certificate

This digital certificate with serial number 04:67:ca:bb:32:bc:0b:60:d1:5d:11:47:c3:02:6d:1f:7e:c5 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=der-augenoptiker.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:67:ca:bb:32:bc:0b:60:d1:5d:11:47:c3:02:6d:1f:7e:c5
Serial Number (int): 383767703563577643458259608566546556747461
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f2:01:c1:fb:ae:c9:b5:6d:09:0c:86:8b:d6:94:42:4b:f6:4d:a0:39
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e6:d1:01:ea:17:d7:d6:84:28:62:29:97:5a:54:24:d7:c7:44:f2:3f
Fingerprint (sha256): 89:2f:c7:ed:b5:3c:da:b3:6b:72:47:86:54:05:8f:1f:4b:6b:9a:6f:10:89:c0:cf:0a:1c:23:2a:b2:0f:03:18

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

Revocation information

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

Check the revocation status for certificate der-augenoptiker.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for der-augenoptiker.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

der-augenoptiker.de

Other certificates including the domain name der-augenoptiker.de

(limited to 100 certificates)
www.der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
gf.der-augenoptiker.de
gf.der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
gf.der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
gf.der-augenoptiker.de
gf.der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
gf.der-augenoptiker.de
gf.der-augenoptiker.de
gf.der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
der-augenoptiker.de
gf.der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de
www.der-augenoptiker.de

Certificate

The complete raw certificate details for der-augenoptiker.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA/UbveXaCS8HaGboo/JCG
mhX4Drhs0mVH3nHWV5WS4j1PNasXPCQnnQ4ssr73KGbFBz3h+nhi14s8lXSZ7i+f
pVt860dAw+/OK1umzmSn6PfTUYH+fsY8hwQuCc4poIC/iAgsFYKvQyGn+28NpDXm
VVEwByn1Q/eOV2YR5i3lGjwqvig/S3o9+7J3LanS74UGt87TRjqj43NR8nyOM/I0
u4GjRocFnTTRZPOm6+bhK8D3jU5Yv9p1bFd3ee3xgGvAbFI9bI0gZJ1iM6IzmI9h
VRn5Ny4hzkn/aK/yHtF+wa6ys+V1hH0hSdmilQP5DCgXsfMtDAX6E4baUd7RT9fd
DwIDAQAB
-----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 383767703563577643458259608566546556747461
 . . . . . . . . [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 2024-01-11 05:32:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-10 05:32:54 +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 'der-augenoptiker.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 31973270729097762466186069411295462328775838207365193769239885657155101697308440892924172107367313362476396693140941803648579862101589308415291025187215162102831030904585678262089152547806557173495417877485861028136987611481329090859327153592293162693581038934873037809865451695935291569423157536673628821378796281038396751065682546056122918911322998547565502228193094280634054509579313287921656727589082551404669949077185448609986170975261088438484203046118095068540806209614627202750470262825596809433833211075613124122902063632924164707398418916963621188988530999532518754070509507506633680762457370222835237641487
 . . . . . . . . . . . . . . . . . . . . [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)
							f201c1fbaec9b56d090c868bd694424bf64da039
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'der-augenoptiker.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cf73949f30000040300463044022054c6aeeba3e8b1ddcb13d8ae7d85c56650be521dafcbc95ce84c13d475aa19250220693d4f9e2697a5f96fc53af8a3c4c8f79b8f25364a2468da7de0137964997ad70077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cf7394a4000000403004830460221009a8d33cf7f62f1146a646412280bf2a87533876509efc00ab97be9e0448aaa6402210095a1ffbb5b556099f25b162f72c65809aad9d5616e194986634ebcabcfef4afb
 . . . . [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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