mail.vernetzt.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:de:ff:6c:c8:ee:5f:56:98:10:3d:a7:af:cc:4a:69:b6:d9 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=mail.vernetzt.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:de:ff:6c:c8:ee:5f:56:98:10:3d:a7:af:cc:4a:69:b6:d9
Serial Number (int): 337219061234082683308097021241991975515865
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3d:a0:b1:bb:4e:7f:34:65:98:71:d9:1f:dc:65:73:f3:b5:16:d1:b4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6a:4f:8a:3d:f5:5c:7e:d0:c2:d7:a1:59:da:d0:05:c3:b1:2f:ae:20
Fingerprint (sha256): 7a:1b:63:19:15:b6:05:5f:ca:e0:9a:32:c4:00:45:4b:27:bb:37:e9:79:47:c8:4e:b0:cc:e4:83:4e:e9:1b:15

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 mail.vernetzt.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.vernetzt.org

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

hermes.vernetzt.org
mail.vernetzt.org

Other certificates including the domain name vernetzt.org

(limited to 100 certificates)
kontrapunkt.vernetzt.org
nexus.vernetzt.org
nexus.vernetzt.org
kontrapunkt.vernetzt.org
trac.vernetzt.org
mail.vernetzt.org
fnord.vernetzt.org
webmail.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
webmail.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
kontrapunkt.vernetzt.org
nexus.vernetzt.org
doc.vernetzt.org
kontrapunkt.vernetzt.org
kontrapunkt.vernetzt.org
fnord.vernetzt.org
doc.vernetzt.org
doc.vernetzt.org
mail.vernetzt.org
vernetzt.org
webmail.vernetzt.org
nexus.vernetzt.org
gitlab.vernetzt.org
fnord.vernetzt.org
nexus.vernetzt.org
fnord.vernetzt.org
nexus.vernetzt.org
kontrapunkt.vernetzt.org
kontrapunkt.vernetzt.org
kontrapunkt.vernetzt.org
resources.vernetzt.org
gitlab.vernetzt.org
kontrapunkt.vernetzt.org
trac.vernetzt.org
fnord.vernetzt.org
nexus.vernetzt.org
fnord.vernetzt.org
kontrapunkt.vernetzt.org
fnord.vernetzt.org
doc.vernetzt.org
fnord.vernetzt.org
nexus.vernetzt.org
kontrapunkt.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
fnord.vernetzt.org
nexus.vernetzt.org
nexus.vernetzt.org

Certificate

The complete raw certificate details for mail.vernetzt.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz9zpFyOGGmV3s3DuxAGW
NE11ntSWXWXQ1hmil1rTPZwpnagehqeVckwGUYv6pMMac+wgHI+wsPLh5PhjX1Ed
go2ySBzbiwIu4EPe8NQ+nw+SJtYwi9Zb3R6JWOlNe+ZgiiKi5kmqAGG5B7IJQ0IR
WwVJy1uzQpgv5kAwWAOL3hQJFI2zCgN4NIl8EbhvVsH9f9vBB4C++GOzlTGukx1h
m3+PnoCWHVGCcu3jXMNm4oczs8pj5eXIE4FS9A2I869Jk7EZwlM7gvea9ihmRmpI
9UpltuOdN6J+Sj9uhgWZ0lp+0AXsDFIasdwhm9LibdstCoSL0r3mCbACLKx3U/me
OQIDAQAB
-----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 337219061234082683308097021241991975515865
 . . . . . . . . [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 2017-08-03 21:24:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-01 21:24:00 +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 'mail.vernetzt.org'
 . . . . . . . . [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 26240264160183848515350418586401033614346839198885422473522408131682937346816455012423448275223927010511070645717377920358248924243476722236695695702667591409998779215367394582162577300946234168852054737620884629767696304358602975171502901549280609079705564841081731612536796532489815603251962939230369654922838027919770520587330908396089054613700228011783308615032390007938847882390080950771780573090807115639516977839574488803582105168238033782976485446144226734104448733125773111544746834250089845656365644929824114437780779104625460918145480457768711671736158447546706795457452655913083842738215125449960081432121
 . . . . . . . . . . . . . . . . . . . . [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)
							3da0b1bb4e7f34659871d91fdc6573f3b516d1b4
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hermes.vernetzt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.vernetzt.org'
 . . . . . . . . . . . . . . . . [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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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