www.mailadmin.netzprisma.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:50:c1:9c:f9:2d:1c:46:33:58:ee:42:08:a3:9c:18:5e:f2 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=www.mailadmin.netzprisma.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:50:c1:9c:f9:2d:1c:46:33:58:ee:42:08:a3:9c:18:5e:f2
Serial Number (int): 375929089136106492930117425964341769297650
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6b:9c:f6:c6:2a:82:0b:14:f2:8c:19:3e:75:a4:9f:74:c8:5b:e8:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fd:69:e3:bf:bb:7e:20:8e:a2:57:6b:89:d8:3c:1a:c7:3b:91:6e:0a
Fingerprint (sha256): 14:0d:07:86:90:8b:3d:8b:d2:f7:06:6d:57:e8:19:61:f8:64:63:ff:18:37:0b:a5:cb:01:e0:29:68:c0:c5:0b

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.mailadmin.netzprisma.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.mailadmin.netzprisma.de

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

mailadmin.netzprisma.de
www.mailadmin.netzprisma.de

Other certificates including the domain name netzprisma.de

(limited to 100 certificates)
webmail.netzprisma.de
www.faq.netzprisma.de
mailadmin.netzprisma.de
mailadmin.netzprisma.de
mailadmin.netzprisma.de
faq.netzprisma.de
mailadmin.netzprisma.de
www.netzprisma.de
www.cloud.netzprisma.de
srv04.netzprisma.de
faq.netzprisma.de
webmail.netzprisma.de
mailadmin.netzprisma.de
www.mailadmin.netzprisma.de
www.cloud.netzprisma.de
cloud.netzprisma.de
cloud.netzprisma.de
netzprisma.de
www.faq.netzprisma.de
www.webmail.netzprisma.de
webmail.netzprisma.de
www.faq.netzprisma.de
netzprisma.de
mailadmin.netzprisma.de
www.netzprisma.de
webmail.netzprisma.de
www.cloud.netzprisma.de
cloud.netzprisma.de
www.tools.netzprisma.de
www.tools.netzprisma.de
mailadmin.netzprisma.de
cloud.netzprisma.de
srv04.netzprisma.de
webmail.netzprisma.de
www.netzprisma.de
faq.netzprisma.de
cloud.netzprisma.de
mailadmin.netzprisma.de
www.netzprisma.de
www.tools.netzprisma.de
faq.netzprisma.de
www.webmail.netzprisma.de
netzprisma.de
cloud.netzprisma.de
srv04.netzprisma.de
cloud.netzprisma.de
www.mailadmin.netzprisma.de
mailadmin.netzprisma.de
cloud.netzprisma.de
www.tools.netzprisma.de
webmail.netzprisma.de
netzprisma.de
www.cloud.netzprisma.de
www.netzprisma.de
www.netzprisma.de
www.webmail.netzprisma.de
netzprisma.de
www.mailadmin.netzprisma.de
webmail.netzprisma.de
mailadmin.netzprisma.de
faq.netzprisma.de
webmail.netzprisma.de
www.netzprisma.de
mailadmin.netzprisma.de
www.cloud.netzprisma.de
www.tools.netzprisma.de
faq.netzprisma.de
webmail.netzprisma.de
webmail.netzprisma.de
www.netzprisma.de
www.faq.netzprisma.de
cloud.netzprisma.de
netzprisma.de
noc.netzprisma.de
www.netzprisma.de
mailadmin.netzprisma.de
cloud.netzprisma.de
webmail.netzprisma.de
www.faq.netzprisma.de
srv04.netzprisma.de
faq.netzprisma.de
netzprisma.de
www.webmail.netzprisma.de
cloud.netzprisma.de
webmail.netzprisma.de
mail01.netzprisma.de
www.netzprisma.de
www.netzprisma.de
www.webmail.netzprisma.de
www.tools.netzprisma.de
faq.netzprisma.de
www.cloud.netzprisma.de
webmail.netzprisma.de
mailadmin.netzprisma.de
mail01.netzprisma.de
cloud.netzprisma.de
netzprisma.de
www.tools.netzprisma.de
netzprisma.de
netzprisma.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEUNajkjcfXNaOuTVSNzeJzvqlNAQcy5jH
nRK/1lCCA9CWexUSneR4YV9kHhMk0tPjsB01My0OXLvfQufm+U+LdexFbbSU//Dr
nH+HejhKXKfQC7CAgXwL4V7U/akZnJNq
-----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 375929089136106492930117425964341769297650
 . . . . . . . . [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 2020-02-25 02:50:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-25 02:50:28 +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.mailadmin.netzprisma.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				000450d6a392371f5cd68eb93552373789cefaa534041ccb98c79d12bfd6508203d0967b15129de478615f641e1324d2d3e3b01d35332d0e5cbbdf42e7e6f94f8b75ec456db494fff0eb9c7f877a384a5ca7d00bb080817c0be15ed4fda9199c936a
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							6b9cf6c62a820b14f28c193e75a49f74c85be858
 . . . . . . . . . . . . . . . . [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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mailadmin.netzprisma.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mailadmin.netzprisma.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001707a77ae5a0000040300483046022100e85bcd1fb74f62ef05e22fd603318190a3fdbd8a40f5e093de77ad22bd1a9115022100ee2a60dce17279f107de54f507a99533910956f7ed9fd2de011aace20a284d6500760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001707a77ae7e00000403004730450221009021cd55659ea399f352bda1557b1d63f9d08867204fb1d0698d72e59a3c32600220773b5ad06f4e718dff58fef6cd81e775b15fb69896e8b34ff0437850dc9605e3
 . . . . [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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