namu-ev.de

Issued by R3

About this certificate

This digital certificate with serial number 04:7c:89:e4:25:db:17:13:bd:7c:bc:6e:35:ab:b2:59:ca:24 was issued on by Let's Encrypt.

With 2 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:
  • 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=namu-ev.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7c:89:e4:25:db:17:13:bd:7c:bc:6e:35:ab:b2:59:ca:24
Serial Number (int): 390827446072150900416621574462101834549796
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9f:a3:64:58:e7:1d:7c:47:cf:02:98:96:54:cf:21:b4:20:b5:fc:60
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f6:87:37:19:cc:a0:10:65:2b:26:c5:04:16:eb:4c:15:66:33:ef:c0
Fingerprint (sha256): ed:36:4a:cf:e0:38:77:d7:e9:db:41:a7:dc:52:66:ff:cf:7b:b1:56:9f:a7:19:d0:5a:f8:ed:74:35:17:ca:16

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

Revocation information

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

Check the revocation status for certificate namu-ev.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for namu-ev.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

namu-ev.de
www.namu-ev.de

Other certificates including the domain name namu-ev.de

(limited to 100 certificates)
www.namu-ev.de
namu-ev.de
www.namu-ev.de
www.namu-ev.de
securetest.namu-ev.de
namu-ev.de
www.namu-ev.de
www.namu-ev.de
www.namu-ev.de
namu-ev.de
www.namu-ev.de
www.namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de
www.namu-ev.de
namu-ev.de
namu-ev.de
www.namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de
www.namu-ev.de
www.namu-ev.de
namu-ev.de
namu-ev.de
www.namu-ev.de
www.namu-ev.de
www.namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de
namu-ev.de

Certificate

The complete raw certificate details for namu-ev.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoB/ribV70z1MRM/Ey0XT
jhwKO7wNq5slmecRxOIFuH450rL/toGkSh3LMfZOONB3b1sYYDa9giCND5i5tv8s
4Ys5UbjEWzZvZuBZneW3X9awSJ4NhbJF/8JiCHdETCvIZdXa8TGPslHqrM/0ZG/r
h7OGMG//eV3VvqHT8hM1V+zoalz9CTQZcduzgCMKZg1AATm1+NeLcsCHj1MP3aiV
KhLSOkBhmrlrjQzgX1dCPHMvEUUxohki/yxjdR/Z0ENAG7Xw1R1FqTCl2kxI102J
F54Kb3mD/zuzE81842R4qiNxxN8fN6qdOYmIIRRCb1559sL3fyOYvcfhqB5ggv0a
bQIDAQAB
-----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 390827446072150900416621574462101834549796
 . . . . . . . . [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 2023-10-01 11:00:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-30 11:00:42 +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 'namu-ev.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 20213869167748660712310045416222073814862974675484371917108958096963446004226521740132150492388722436613267156078410419635988295570494654298534716798317165626099524841771474278159660044526331108088984124404001444691225284014029737503437242629849282231240498835880250010310057001672131075010578886613199765519920225278076161247772797961765083567049817348887855512460104904600627326690033236355922936291023415758341135564734939816602930448123307192980269443628630581084737508732865393105837609156165100584844222175038740852102535908843585649343511047002507461303483030407682710647549880122536792397770011809469760871021
 . . . . . . . . . . . . . . . . . . . . [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)
							9fa36458e71d7c47cf02989654cf21b420b5fc60
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'namu-ev.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.namu-ev.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)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018aeb1cbc0d000004030047304502206941f3ecedfb2af84b8e11089e867e1c515af20d2e0df3bdfc5f8264d9b70c0d022100d609cfb04bcb9599d6804b12f042390eab11bca0ccb530c98e100ffe1b88df52007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018aeb1cbdfb000004030047304502200514f936e1d17687522f5ebaf9a951110df0426843aa0ca4ea6d946b6f6ccf92022100f199f78f7e7f73abd9528bea43b427e52079342091aa45f16f6835d10166d66c
 . . . . [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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