biosphaere-potsdam.de

Issued by R3

About this certificate

This digital certificate with serial number 03:92:d8:00:9d:a3:4f:62:4d:76:b4:fa:8b:47:24:6d:9e:ca was issued on by Let's Encrypt.

With 6 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): 03:92:d8:00:9d:a3:4f:62:4d:76:b4:fa:8b:47:24:6d:9e:ca
Serial Number (int): 311305199810104363853527141469680277757642
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:8d:3a:ce:51:10:4d:75:53:7b:f3:6e:7a:de:4c:19:28:ce:58:c1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 08:88:ce:1a:2e:09:2f:ac:8d:a1:62:18:f7:7b:50:b6:ed:6a:f7:d3
Fingerprint (sha256): da:fa:9b:ed:95:8e:2f:75:bc:e7:15:6d:99:d4:22:91:69:99:87:c3:b0:50:1d:67:2d:94:ac:8a:d0:32:1a:e7

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

6

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
eventlocation-potsdam.de
tickets.biosphaere-potsdam.de
www.biosphaere-potsdam.de
www.eventlocation-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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA432NMsSUiTzlMcAdakaK
77A0vX/0E+EFA5Y5q3eJXUtlfjN2l40PpK9iyxxfoxmTh0jTmDl1OCePJAMkmJ64
FauDfiLk8Ph+2QypjTUVRrKp3PKKdi+Ws00IzIb39s9+Is00b+JCZ+5hMzJLaPwU
N/xlgNBFhrCcFeQFh/OeUzVYgWgGK19S2mAug/A/j8ytoUQD4kEK6tiYbnhQCyIA
c7sN9ppVYkIOe4A/xsPKh2oIGglRMc6IJ/xcNi9Fp/EBfY9QqbLT6htcLtHNqchT
Z63VwP1Q+bYqYKlRvMDcLodEE3Rs3ARqux9H+dt6j3p2n8LI71tjFSK1uEwRbhKO
oQIDAQAB
-----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 311305199810104363853527141469680277757642
 . . . . . . . . [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 2023-01-14 00:01:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-14 00:01:02 +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 28718007006996455188064089509092051826605220268726664167610388483123580220493720295373959393643176423581625376519596845526790602363058923558029119170497095636627113227660541948693956699472677625635481129388304096918750236663458454642692692037715088361863874601179395374174373083164648757738901516560005827699986974796620833803660978369352247701233944197099224559777638702336871630516732158493070386763853794245216041518035284948082979651938873058422664595480912933942202033411146111045665484126284383864590585497156146384697833722287692755274072435780375542415415466694429838213503726772430152492553597281768924417697
 . . . . . . . . . . . . . . . . . . . . [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)
							c88d3ace51104d75537bf36e7ade4c1928ce58c1
 . . . . . . . . . . . . . . . . [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 (170 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 'eventlocation-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: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)
							00f00075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000185adcb5b410000040300463044022025e58dc8f8d49f59117db1e0a73c03c35000004c4b984389dae3de6b7ed69a0c02201e008a1c981552313dc23ca86c1d9883b3fedf37a30d34c1fcfd189b258e1732007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000185adcb5b580000040300483046022100e5800db3ac29cfd9d7ffd54fdf4c46067ff48d193f6afdff695fc0102e669acd022100d063d72eff58661fbcc1aaf6dcae2b53b8c0a70b6c28350f4ba654e1cc978612
 . . . . [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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