www.nvwuppertal.de

Issued by R3

About this certificate

This digital certificate with serial number 04:ab:10:31:19:4f:59:1a:e4:96:3b:59:5f:95:a9:bf:99:3f was issued on by Let's Encrypt.

With 7 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=www.nvwuppertal.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ab:10:31:19:4f:59:1a:e4:96:3b:59:5f:95:a9:bf:99:3f
Serial Number (int): 406658951054346932306587814008047041222975
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3c:60:e8:f6:5f:ba:28:03:c4:73:c5:51:21:78:76:18:10:e6:3c:e9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ec:af:a3:95:80:f7:55:f6:41:2e:ff:3a:03:21:87:04:5b:ff:aa:f2
Fingerprint (sha256): 5f:56:15:50:cb:c9:5f:8e:f4:af:76:cd:79:3a:e7:15:b7:5d:b3:3d:0c:40:03:a4:ac:85:03:a6:f7:14:05:74

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

Revocation information

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

Check the revocation status for certificate www.nvwuppertal.de

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.nvwuppertal.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

meet.nvwuppertal.de
naturwissenschaftlicher-verein-wuppertal.de
nvwuppertal.de
vmanager6743.v.reverse-ip.de
www.kleines-nachtpfauenauge.de
www.naturwissenschaftlicher-verein-wuppertal.de
www.nvwuppertal.de

Other certificates including the domain name nvwuppertal.de

(limited to 100 certificates)
www.nvwuppertal.de
www.nvwuppertal.de
www.nvwuppertal.de
www.nvwuppertal.de
www.nvwuppertal.de
www.nvwuppertal.de
www.nvwuppertal.de
nvwuppertal.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyCfzBHY9gK8S7hfPx1oF
oygDKRfNEFf8AUetEe/Rfcaz8wNBrcGH4kzBDGaro/qIuIeqh9Esg0HSAJ60Ign2
PM1RxZDVC/X4FGK454l2SS3ik2aReJfpqu0PBdzyZo++7khyLuW4YgbfgS6Qn0ig
P1akVAGu6u9v08LAUC2zXymdIye1ueU9iGlO61P7JjX+cKejU0NbA/gco4RnAOSK
cJA5vqZz9EAUG+8XIYxIbWjfkl8pmUHy3AcPWEyouCHgUVAu1iq6cUkuLxI+5bPJ
FNEABtcuz6gX1F6pyA/chkvST4z3+TkTC0KT6GNQY6eifVzMUtp6tDHPT5adbaYS
GQIDAQAB
-----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 406658951054346932306587814008047041222975
 . . . . . . . . [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 2023-06-15 07:57:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-13 07:57:20 +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.nvwuppertal.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 25267360720767890826132667968341370379959936020819953933941671984532532858173683921856187534408110662577772991925644763573006293530800878108102586733274115847609305714546312786962016441421754744758825854364540532373192915598024220150554322926374990097829747635329509335048852579761110213967653255685683413671197295530725256651328932838481116006806448177623673694178778297647388644595273252319520143070291525658649643730415283460121763544301489758617468970339451546457225032898233815495769973670273077754261913867638524494162661661297450329834646403654131406296243057998168092474612573604633928485442513554657111314969
 . . . . . . . . . . . . . . . . . . . . [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)
							3c60e8f65fba2803c473c5512178761810e63ce9
 . . . . . . . . . . . . . . . . [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 (216 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'meet.nvwuppertal.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'naturwissenschaftlicher-verein-wuppertal.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nvwuppertal.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vmanager6743.v.reverse-ip.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kleines-nachtpfauenauge.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.naturwissenschaftlicher-verein-wuppertal.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nvwuppertal.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)
							00f00077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188be460c200000040300483046022100b4c7359f29f727f9db8614bf62897b8ddba7e66d2e99dc9f8f9b0e3eef28d335022100c15d8a592e0694901d8fdf454ac1b84e590efad0f5bf86f7f26eb333998e1392007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188be460c130000040300463044022029fdc683a5773bd84d4cf786e890573705ab39fe3ce60022830bd3bdcf000b3602200644933673290fc36cdd0ba8ef90d843ed1a0e2557d47f0fc8cfc5ee1ee80cfa
 . . . . [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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