www.fewo-duenenland.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:41:9f:c6:df:c8:66:07:6e:9f:25:c2:bd:0c:e6:5b:fc:c5 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.fewo-duenenland.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:41:9f:c6:df:c8:66:07:6e:9f:25:c2:bd:0c:e6:5b:fc:c5
Serial Number (int): 370779877441864328804331054780782099561669
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 00:7f:b4:c5:17:0a:c6:ff:95:4b:5c:5a:51:29:07:72:1a:69:69:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d1:69:73:8a:65:64:0d:5d:33:61:f2:0e:fd:b3:c8:f3:68:07:62:3e
Fingerprint (sha256): 7a:01:92:77:94:e6:72:30:7c:59:de:de:9c:76:d7:e8:e0:56:7e:4a:25:8a:d2:38:5c:35:8f:65:53:1e:bb:05

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.fewo-duenenland.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.fewo-duenenland.de

Public Key Algorithm

RSA

Key Size

4096

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.fewo-duenenland.de

Other certificates including the domain name fewo-duenenland.de

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 370779877441864328804331054780782099561669
 . . . . . . . . [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 2019-04-04 13:16:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-03 13:16:37 +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.fewo-duenenland.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 614605756910815527314606701810731345361693935131332911355126174855504203470391610342438594129854408552171920289484429085281769902300645012771879030439664186537885093893007709861078233688697116126121081914506094941535037158575817711088534594891112896505940143661643599197504889011957831175647686941185646823670586660435935197570164349015334338364912833036053239202622968750000490512257646733490526550785161230558414201302208472000325284663828903763225363377593298281538401090023177270496509264459062781820988350914294333220683525640938300889182228065316186920962810328086550787356917100771933531868367210374081371352300619817568302122771437916720314667222360316195549937548521201855509504233811538831796089414551341728781820437716439024821683132968765500324283329914783772706576374538068218699784866210056716088950026983223420951076763856211173176116400437073371691277497240822148589785991394173811756634511814851984024526120384561210929156686860493049143994725533196340736798892488495276128259597875970852940240597727016955876206493657619598025058120651358430489965293613370101797248481281873689321355664449487231930793269957421258329378278568090731794433064626630180023190769238352417752593482057690185561741107791767707790841804243
 . . . . . . . . . . . . . . . . . . . . [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)
							007fb4c5170ac6ff954b5c5a512907721a696935
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fewo-duenenland.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)
							00f00077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000169e8b56bcd000004030048304602210084106df75ab321383eb6d19978c5a82981b3bfdc4fb0fb525de2abee1139b40c022100a5e7ee1cec794711bf2244fa87d087360cb1cf7eb1ef6ac39856c2e1d31ea32b007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169e8b56b47000004030046304402207b93bda4a517fa53e3794b7d5740f2d7cece97ea8444c045833932b74ed1d92002204101192e973b05494ee5d97845ee0339f382c01af546d5ba50bb391e7a52e9f0
 . . . . [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)
		009ab16ce12c411f8a43a8019f6e078b5bf67cc7fd663c884ccdce1dd54551cfdeaace188a77e9c1155a3ba978e0cb6c9f8aba899e26e26f909d2abfaf3e2410cd8d776fea2bdb43fbb56ef2233841a611fa6a79bb99688b0309553e95fc18e57484799aba3c5c7a58e4e2c69c1627237fa08c4131f0f8c500342a3b604995b3969a68a8dc1447571084bc56c4669d793c201ce0bc8473f405299e538e77f17303e11b90fc492c5664f9e889a1de2a19be03d946ca88c9acd18bc6d8ce5dea2638869e71d84efd692950e7b495be2add1edf41fe02b179265080611f7e65a2b3753ba4204fdef7e092a16c6e5a2b4c45958ec7ffee326fd41405b32f6a0d5d01bc