www.martins-design.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:7f:5d:db:a4:71:aa:49:f3:4e:41:c4:af:1e:ff:d8:18:71 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.martins-design.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7f:5d:db:a4:71:aa:49:f3:4e:41:c4:af:1e:ff:d8:18:71
Serial Number (int): 391789762977940846964993796074628735047793
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3e:2d:11:17:f7:77:75:bf:46:f4:28:d0:c9:7a:0c:30:5a:f8:d0:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4b:f4:50:a1:21:b6:1d:a0:e3:2a:ad:60:a6:52:fc:56:5f:41:78:33
Fingerprint (sha256): e5:8c:b1:e2:4e:03:8a:4b:6d:99:82:b7:93:bd:95:25:50:3a:1d:d5:9e:dc:5d:43:56:74:09:62:8b:8e:ad:8e

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.martins-design.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.martins-design.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.martins-design.de

Other certificates including the domain name martins-design.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.martins-design.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwdbSgKg1Ums/anFq3c//
uaP3fi/YKIh51CIfHmjDRAKXff6v2I17HHAYTeBgYp96hpB/xaqdxZri/i7TTXXb
2BgzF4w4JQDszB8NOZ75Ohc5+Q7k8kCYrwqH57bq/d7PfdzLZUV1tmOttvYsnZPn
bifpDUXhLU64LTDu4DR6+GGqXSY176MwvIHR95q0uq3TKvXqn5FpP0ncvi9A3mR/
nk2R16HC2TJc3c8T8UZApZU3BPgfnDBPS+YDP9XKX9ApFEWKI9ui1FkPEu706tmM
Bxp9ip+TI5A3jejVZk0R94b6GXM3E/Dxk34uRPHwfKCacyhG6T4qKdwo2Px65ZzY
bwIDAQAB
-----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 391789762977940846964993796074628735047793
 . . . . . . . . [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 2018-05-26 08:30:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-24 08:30:42 +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 'www.martins-design.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 24469925670742802593839661885502762863916561480329588624926114938411388916679800415629115120026471863574190779644631532602101481868923456556821894191799948145154401652927890350361723165152861696333089221656883422393364417536004860955304814895741087760431515352583415379102383996519155405727401199460584308347069276662348223011976350983893992683842616792023525456815911919115553744477461702155447879386564849621583731264176786664461347169000726449127241424734086744084214852966209418820835093407417605309758763213451967678976616982895169209715266349434922329385617132778021039921059960569274162765656352034946778191983
 . . . . . . . . . . . . . . . . . . . . [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)
							3e2d1117f77775bf46f428d0c97a0c305af8d013
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.martins-design.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001639bc92b63000004030046304402201389cdf87f0bc1ed5d75c07b29bcabc3d39c8fe3921bd7a7627057b4ecc2a4260220644f887f77bd41e1ecf94592f1d95ba95f504ada7efc3f61c489d4279b7afe860075005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c000001639bc92b8800000403004630440220192a4cbd8e50d7b953e924e50b0fed19cc5413b90a924102091a18237b0a5c2902207cb558bf27baa194b0e4164fcd77ff9180244a1e336ed0b15cf61a745c60456d
 . . . . [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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