www.nerdsbynature.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d4:e0:d2:71:2b:76:bb:eb:88:42:0e:4c:a4:56:e8:1a:d4 was issued on by Let's Encrypt.

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.nerdsbynature.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d4:e0:d2:71:2b:76:bb:eb:88:42:0e:4c:a4:56:e8:1a:d4
Serial Number (int): 333775559331271650276748511039707777866452
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b4:3b:84:9d:34:11:ef:f6:dd:9b:4c:ff:7b:a6:89:cf:7e:b7:e6:da
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 44:88:c6:45:d1:91:48:ac:01:bf:11:66:6e:f9:4f:b5:61:cf:fa:11
Fingerprint (sha256): 5f:b5:93:fa:9b:07:55:e1:a1:f6:f1:c7:bc:4d:38:61:97:84:56:de:cb:08:b3:12:67:88:d8:8b:18:73:a4:68

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.nerdsbynature.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.nerdsbynature.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

www.nerdsbynature.de

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq7JYM5wKpgkJ1Q1Y07UQ
wJn/Swrc6hChW4EcLUog6tzNfMNIkE8s++EjcAqu65BkJ+ghFvlHCYck+ts7xJt7
DCKzSTweuzy00BhNc1w8p0JzbbHG5dGCCM5ElAP99li4+Z+YvGtZdFeaYXwYW21D
fD9XsNWCqs+gZp4AJVgGKsAsdli4tTNPDNhiGQmkoHYd03es6ZgyEYUFKkdXMuZO
Dd+/CLasScMe6p+vv3hljBLO0Ur9930+wxf75+3uLqWXrPP+TyuoTTZ0CRpFdKb7
gMojygEq4sGhaoC/ZybwLoWo5UwsAZAQxcR482kK78zOfJ1DIld6mWljG3uV4CkY
iQIDAQAB
-----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 333775559331271650276748511039707777866452
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-21 10:07:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-19 10:07:22 +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 'www.nerdsbynature.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 21674695118390693383846296487936863649266778587549544727158930101146121639818115123212438610177869115300323996095551639344450165059836800831608402486388666382161828101593902082438166704402012235989598065644259691204348240430479238409341618518378572733762588517012741071264486220338641470556466968951643068428035495202228109552207447944131600787579867176852175479953530134126776197398941256085737332050303235100100828147083671229345054353404784129397267966214376448037494590521297433242760643897469584777190238297917414407897972306387064617893556011702624090375739752343505679299134710373964894015541933052404792105097
 . . . . . . . . . . . . . . . . . . . . [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)
							b43b849d3411eff6dd9b4cff7ba689cf7eb7e6da
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nerdsbynature.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)
							00f0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dee00090e000004030048304602210080f0ab0fefc0050439255cceb01eba3a9f4649119bb85d5fa7e1c079134d1f6e022100896e434c7b69d5fbd8ea399e56c79b759a747a5fe2f23afbccae650ab23117a5007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dee000b330000040300463044022058d42a579639c0a925a9fa6714978c75fb11d7a3e30f7d91edbbf45d66faf8c0022048283379a86d27e4f2a6586c84e299588b4f01f5bdf3f7b39d67fe2692bbbb9b
 . . . . [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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