biosphaere-potsdam.de
Issued by R3
About this certificate
This digital certificate with serial number 04:66:3e:ca:9c:b8:11:1a:0e:2e:a1:d8:c4:cd:37:75:f8:ca was issued on by Let's Encrypt.
With 9 subject alternative names this certificate can be used to secure multiple fqdn's. 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=biosphaere-potsdam.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 04:66:3e:ca:9c:b8:11:1a:0e:2e:a1:d8:c4:cd:37:75:f8:caSerial Number (int): 383241409311319971495557647540863467124938
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c2:10:c8:22:32:2a:75:c4:c8:47:6e:cc:3e:f6:ac:e8:29:b1:70:54
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): dd:7d:ad:fe:8d:48:3f:0f:6d:8d:75:f7:7a:71:c2:ff:f1:c4:b2:2a
Fingerprint (sha256): e7:fb:4b:88:ca:5f:03:be:f0:c3:60:63:00:34:b1:0a:e3:d1:8f:2b:2e:41:2e:a2:89:95:52:67:59:a9:16:d2
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate biosphaere-potsdam.de
9
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for biosphaere-potsdam.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
biosphaere-potsdam.de
biosphaere.web.mageprofis.de
event.biosphaere.web.mageprofis.de
eventlocation-potsdam.de
naturerlebnis-potsdam.de
tickets.biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.eventlocation-potsdam.de
www.naturerlebnis-potsdam.de
biosphaere.web.mageprofis.de
event.biosphaere.web.mageprofis.de
eventlocation-potsdam.de
naturerlebnis-potsdam.de
tickets.biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.eventlocation-potsdam.de
www.naturerlebnis-potsdam.de
Other certificates including the domain name biosphaere-potsdam.de
(limited to 100 certificates)
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
www.biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
biosphaere-potsdam.de
Certificate
The complete raw certificate details for biosphaere-potsdam.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF6DCCBNCgAwIBAgISBGY+ypy4ERoOLqHYxM03dfjKMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDA1MTMwMjMwNDVaFw0yNDA4MTEwMjMwNDRaMCAxHjAcBgNVBAMT FWJpb3NwaGFlcmUtcG90c2RhbS5kZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCC AQoCggEBAM1kNKZFZhTkrzK26nI+OOT7vyMDn5amvdqO12Ibo+nxdMygIEd2iLAc TBRI+wSMhjeU29hUXgUx8NSp6UWLJrkryNw+veFFtrBVGD4Gn1MXflvC0X4Z8N1P gvTeEQn6YABsTMUUsgnJlmEVdnDbzFnC1g3lPdO4vKu1GPX6czuzV88mdQHbrkyC 3T2Qa886AL4xl0IYu1mSJWNHoAeT7Bvdhh8ddHmeQvP3/79IKdRYpBWVGw+H+NGd 50u8F+JZnbKd4sZeToRcCtfr/dBVYLmC0324cvkzUi4lSTWIx6JsuGw7A0QoENGZ P9L3rp0LJIWHE7qSmqo+R5dqOfLn6l0CAwEAAaOCAwgwggMEMA4GA1UdDwEB/wQE AwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIw ADAdBgNVHQ4EFgQUwhDIIjIqdcTIR27MPvas6CmxcFQwHwYDVR0jBBgwFoAUFC6z F7dYVsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVo dHRwOi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxl bmNyLm9yZy8wggEQBgNVHREEggEHMIIBA4IVYmlvc3BoYWVyZS1wb3RzZGFtLmRl ghxiaW9zcGhhZXJlLndlYi5tYWdlcHJvZmlzLmRlgiJldmVudC5iaW9zcGhhZXJl LndlYi5tYWdlcHJvZmlzLmRlghhldmVudGxvY2F0aW9uLXBvdHNkYW0uZGWCGG5h dHVyZXJsZWJuaXMtcG90c2RhbS5kZYIddGlja2V0cy5iaW9zcGhhZXJlLXBvdHNk YW0uZGWCGXd3dy5iaW9zcGhhZXJlLXBvdHNkYW0uZGWCHHd3dy5ldmVudGxvY2F0 aW9uLXBvdHNkYW0uZGWCHHd3dy5uYXR1cmVybGVibmlzLXBvdHNkYW0uZGUwEwYD VR0gBAwwCjAIBgZngQwBAgEwggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdQAZmBBx CfDWUi4wgNKeP2S7g24ozPkPUo7u385KPxa0ygAAAY9wALNeAAAEAwBGMEQCICTu 1D3NSrBwyBdvabnfeZccYPLnJF3+U7ZpuamdX0xKAiAW2aMagRtQuSni4AUP6OyO HPAofIdXJv1vQ6kmwi1Q4gB2AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s5 2IRzAAABj3AAs18AAAQDAEcwRQIgS/MpLLntG1j42OR5qQOzoPlLrciH5TvlQB1O RwYgc3ICIQCfuWJybAD8HEcW/42JeSlAzAYUq5zlGi5apLUs+Q8ZzDANBgkqhkiG 9w0BAQsFAAOCAQEAiDGuCAAg9JFvyf3sm2YxwAsJTdj+IjrWtS6sQzmuIHJe3tua L4IZmazgvbmoROqGrsI8jqkIGdejei6MCFfOqjfiokTYZ9PYRQM2vhFkHXHvD5hN EVZ6d8PMGqtDob9OB+XdFOfyqHTgHE9V1bFKASqA/5TjBVnHHCTf8+fURUvd8/V6 QVh/QtVCYpXl+AxmuDz4UNS4ssipkRs3MVAdWX+5ODfRqWbEPKxiHjQHR332P2np +yfhNUtFWPhRtLAhNWuNDHbF7JGXSOSd/fxBoRg7I8Bzsd4tajtpRGqWNj3YC1MQ F0pF9G3wt4RhZabuB4Bvonz49CV/Ee95wsfNnQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzWQ0pkVmFOSvMrbqcj44 5Pu/IwOflqa92o7XYhuj6fF0zKAgR3aIsBxMFEj7BIyGN5Tb2FReBTHw1KnpRYsm uSvI3D694UW2sFUYPgafUxd+W8LRfhnw3U+C9N4RCfpgAGxMxRSyCcmWYRV2cNvM WcLWDeU907i8q7UY9fpzO7NXzyZ1AduuTILdPZBrzzoAvjGXQhi7WZIlY0egB5Ps G92GHx10eZ5C8/f/v0gp1FikFZUbD4f40Z3nS7wX4lmdsp3ixl5OhFwK1+v90FVg uYLTfbhy+TNSLiVJNYjHomy4bDsDRCgQ0Zk/0veunQskhYcTupKaqj5Hl2o58ufq XQIDAQAB -----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 383241409311319971495557647540863467124938 . . . . . . . . [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 2024-05-13 02:30:45 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-11 02:30:44 +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 'biosphaere-potsdam.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 25928265771678478854177826827074259462741018774078889420757909767530650599208241506099913783190769554107556159811227588600180249683627118030624342607377136478066964600069321582041683013628501704737622117926131213016342158776876882198351955737315489801927019596941755732879273301823790960677945842376269955393612372236030125075763838212498150732971528843245297729241464931850354328295043156576893108354323388516881129714161724892811715677640429851678893441015384844692530066650937230684577458820435277618344113875590777633287197999121454788821322090039379259128009377417304086771034561466173144588160632289211737172573 . . . . . . . . . . . . . . . . . . . . [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) c210c822322a75c4c8476ecc3ef6ace829b17054 . . . . . . . . . . . . . . . . [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 (263 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'biosphaere-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'biosphaere.web.mageprofis.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'event.biosphaere.web.mageprofis.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'eventlocation-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'naturerlebnis-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tickets.biosphaere-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.biosphaere-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.eventlocation-potsdam.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.naturerlebnis-potsdam.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) 00ef0075001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018f7000b35e0000040300463044022024eed43dcd4ab070c8176f69b9df79971c60f2e7245dfe53b669b9a99d5f4c4a022016d9a31a811b50b929e2e0050fe8ec8e1cf0287c875726fd6f43a926c22d50e200760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f7000b35f000004030047304502204bf3292cb9ed1b58f8d8e479a903b3a0f94badc887e53be5401d4e47062073720221009fb962726c00fc1c4716ff8d89792940cc0614ab9ce51a2e5aa4b52cf90f19cc . . . . [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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