www.webmail.netzprisma.de

Issued by R3

About this certificate

This digital certificate with serial number 03:f0:86:52:c1:b3:f7:90:6e:fd:59:83:07:2c:31:cb:14:43 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.webmail.netzprisma.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:86:52:c1:b3:f7:90:6e:fd:59:83:07:2c:31:cb:14:43
Serial Number (int): 343183172104847061755619648300926173385795
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 51:7b:fa:c1:1d:4f:28:b1:9e:c9:c7:cb:5b:39:f9:c3:10:61:2a:7c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): db:ac:41:88:55:69:97:9a:cb:ac:61:57:33:ec:04:68:77:64:ef:19
Fingerprint (sha256): 42:06:41:53:09:8d:b0:ee:72:69:d0:e0:ee:36:a1:79:79:5f:a0:3b:2f:89:19:3e:93:89:38:d4:f3:32:5e:55

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.webmail.netzprisma.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.webmail.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

webmail.netzprisma.de
www.webmail.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.webmail.netzprisma.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEai8tPPOzKCJzoSVX/jWkZtJbIMHJgh+K
1Rz9md5ZMxqo5RGPAnhIDPYHExNgN6sZ6YihEZs+sypn/sHDPY06sGVbHhvDjdCo
TevPZmP1o6yBC5HH33Qz/Q2uBm7gclCU
-----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 343183172104847061755619648300926173385795
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-03-17 02:50:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-06-15 02:50:34 +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.webmail.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)
				00046a2f2d3cf3b3282273a12557fe35a466d25b20c1c9821f8ad51cfd99de59331aa8e5118f0278480cf60713136037ab19e988a1119b3eb32a67fec1c33d8d3ab0655b1e1bc38dd0a84debcf6663f5a3ac810b91c7df7433fd0dae066ee0725094
 . . . . . . . . [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)
							517bfac11d4f28b19ec9c7cb5b39f9c310612a7c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.netzprisma.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.webmail.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075002979bef09e393921f056739f63a577e5be577d9c600af8f94d5d265c255dc7840000017f95ffadd20000040300463044022028352151f4921164f201a86603a6b7a021640c6ecdbf8f1d642df2d06efdb5a702207590bf9cf781df82eea5a3b6492d404823519a4d941a523a2dd294984fc25a6700750041c8cab1df22464a10c6a13a0942875e4e318b1b03ebeb4bc768f090629606f60000017f95ffae31000004030046304402201fbc2d55e415819ea11ca85feef6120b82949dda6c36d660abd856ec3aeb729502204d374dc76348d69a4b9fdf5f16acedb49ede44f7937da073866c989b32541124
 . . . . [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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