biosphaere-potsdam.de

Issued by R3

About this certificate

This digital certificate with serial number 04:51:85:d9:28:2d:18:5c:10:36:9a:f5:cb:b7:00:7a:af:58 was issued on by Let's Encrypt.

With 9 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=biosphaere-potsdam.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:51:85:d9:28:2d:18:5c:10:36:9a:f5:cb:b7:00:7a:af:58
Serial Number (int): 376189930314363888392905521606690218880856
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5d:f4:4d:7b:08:3e:0e:ff:38:6b:f5:b7:b7:4a:91:2d:d3:cb:2f:7d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 75:cb:a0:6b:31:3a:87:3a:02:63:01:0c:0b:20:02:2c:84:34:82:5e
Fingerprint (sha256): 13:12:6f:34:59:c4:e4:01:ea:b7:cb:fc:af:1c:fc:ba:f4:74:9b:b8:4e:6d:01:1d:56:ad:e8:30:f2:47:56:cb

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

Revocation information

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

Check 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

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

Certificate

The complete raw certificate details for biosphaere-potsdam.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2gBq3XdFPuG8rpefzyh2
LXbdVbBgcwCho/fb0fBjJI/vu+huNdGimsccrFC3SIVo3TLUZQGjsraISKnnV5RE
S44UyK6EISpzupsSw3gS7UNlaKwc3muZyD9xmrB8m0ojmlYhQ/E2FDOBn7j0aj1M
A0cA8SoIhhUmql99tflvvrYD2J61u6w0JnGXO9R+CV9zDQO6ULLiKb55PHZo/ETX
791UcJ2lXoJZ+N8x7fQ/hfV0YuDi5zoWy/nftl3Uj1V6M0Q7HA2Tldhezx2jquCJ
XnjUckq5ScGmgIuiBA1xo6h1gyvRC+Mb1M52aEtPExsL0fEoc9e4hRZwlLL44TPw
7wIDAQAB
-----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 376189930314363888392905521606690218880856
 . . . . . . . . [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 2023-06-27 05:53:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-25 05:53:22 +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 27520156330825147004846475763910627076973462362930378346590347568471762729968256401167895685077491792729752522548597081791679771766335206279645707977460221548593945073687516274308655397143470493121635009197498117071079654793529581655981512804174437702414298389286815423394802082111132689720765672011987503183779672842484466579648758901611421966747635565008184643218834749159995030645303337749838575864792911378339150043241320497228997579141460081656931082040635224401533022084377036032683301338256845059501959617396933481279918349743364857904783083777687544171045682355817830748847737892168193122311502247414547607791
 . . . . . . . . . . . . . . . . . . . . [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)
							5df44d7b083e0eff386bf5b7b74a912dd3cb2f7d
 . . . . . . . . . . . . . . . . [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)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188fba0dc0b0000040300473045022100ffa5a1ee0d8b928b2de11dbced074c4bcd54d10b6b6916b6df508ba6629dac6002204c8ba4172e3a3199bfac89012a6d24a1f9967ea03cf067e4b42870e6d3c606b5007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000188fba0dc42000004030046304402206bc75a388b0e4468aac077a738745dbcba31def56a9a0b096c4d019c0ac6f9ba02201ea3ea3a09f3070d4185417373043e14619f89649639f53e94e45043ba07dcd4
 . . . . [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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