webmail.host-name.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e3:b4:ea:b6:d9:db:8f:89:ea:37:de:54:c8:82:0e:5a:9e 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=webmail.host-name.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e3:b4:ea:b6:d9:db:8f:89:ea:37:de:54:c8:82:0e:5a:9e
Serial Number (int): 338821434831698963027872725694548848564894
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a2:42:28:79:40:3a:60:17:65:d3:10:07:c7:96:c3:dd:d4:f3:93:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cb:42:8a:8c:13:50:07:52:97:a1:41:1c:6d:4e:74:c8:d7:77:4e:91
Fingerprint (sha256): 11:af:64:8f:1e:9f:8e:c5:06:15:ff:2a:0d:0d:76:1b:ae:0a:e9:07:76:d2:7c:f2:d1:54:39:11:50:2f:74:a6

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 webmail.host-name.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.host-name.net

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

webmail.host-name.net

Other certificates including the domain name host-name.net

(limited to 100 certificates)
host-name.net
piwik.host-name.net
webmail.host-name.net
host-name.net
webmail.host-name.net
host-name.net
webmail.host-name.net
pma.de-f2.host-name.net
pma.de-f2.host-name.net
piwik.host-name.net
piwik.host-name.net
host-name.net
pma.de-f2.host-name.net
buelowfoto.de
pma.de-f2.host-name.net
host-name.net
kranplatz.de
host-name.net
webmail.host-name.net
piwik.host-name.net
host-name.net
piwik.host-name.net
webmail.host-name.net
pma.de-f2.host-name.net
piwik.host-name.net
host-name.net
host-name.net
host-name.net
piwik.host-name.net
pma.de-f2.host-name.net
webmail.host-name.net
webmail.host-name.net
host-name.net
mail.host-name.net
webmail.host-name.net
host-name.net
webmail.host-name.net
host-name.net
pma.de-f2.host-name.net
webmail.host-name.net
webmail.host-name.net
piwik.host-name.net
pma.de-f2.host-name.net
pma.de-f2.host-name.net
pma.de-f2.host-name.net
host-name.net
pma.de-f2.host-name.net
host-name.net
host-name.net
webmail.host-name.net
pma.de-f2.host-name.net
piwik.host-name.net
piwik.host-name.net
piwik.host-name.net
webmail.host-name.net
host-name.net
webmail.host-name.net
piwik.host-name.net
host-name.net
piwik.host-name.net
host-name.net
host-name.net
webmail.host-name.net
host-name.net
piwik.host-name.net
pma.de-f2.host-name.net
webmail.host-name.net
piwik.host-name.net
mail.host-name.net
piwik.host-name.net
host-name.net
host-name.net

Certificate

The complete raw certificate details for webmail.host-name.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6gBxntpMyxabLUxSej7m
6Y6qHD0dxf0ZCScfS7/MoqCh6vy/2Fawn5xlxBPRTP4Jp9skIjxCM8VrzMKpa2tA
bR7KbdAnMx01ffAr6I8XvW8mgwsYPIEuQuR3Dp4+Bcgcfu1W5WDdPzXjQ/geAf+0
CII4X3Bn5fz2AULqy3m50Fiy6Po9bIv/iO4nlJa9Sb+UyE8Q4WF2H20BO1Q2mJgv
K8sTQkLeYQwBNm+jpf1VfZ4hUtNYPQXUzfJJ9N8JajwPYewizasFSu0BAWBRL10L
1yooeo/7zQaaEbFEsU80WQlMJ0z6v1u4mdDRkRkw2GBqH4qbu4XGPIjjVHrFnLOO
0wIDAQAB
-----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 338821434831698963027872725694548848564894
 . . . . . . . . [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 2019-11-01 01:01:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-30 01:01:52 +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 'webmail.host-name.net'
 . . . . . . . . [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 29539982222861916113584017554142157080677806750976804187157342051740170874354913611739475864998019883814922702816722585993844508245838747672918440234082746960703168482405553611831779324777928685561578373380362863295965675369248756526969617275932092167075876893721077625274109503435289620638882469599432455206926583471956243347669751851283187540795933575800847593645437990611906156643045265881460596935602596858373172086163922308864005356772105018721874251192117079137151032145835224236687059018139727317418545999606724326087635109277274572358250737468015517008607327070114531308413451443290273410638535673207290302163
 . . . . . . . . . . . . . . . . . . . . [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)
							a2422879403a601765d31007c796c3ddd4f39319
 . . . . . . . . . . . . . . . . [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 'webmail.host-name.net'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e24b291df00000403004830460221009e8fe21ed6365f14c1c858e6dc513a43fb1ecf8a970d6f12ea96bc8af0ce6b83022100c45c26788b951f671f36c79a51fe12e806b072c3f145a04b8bab8154597bf1ba007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e24b291fc00000403004830460221009166d37ea7fc5e4da606ec6504197a352834e5e9900169db6abbcef72fa8daef0221009cd502605f7e1a4efe64b8a75ea034d3e1242e00d9f48289f9a535b58c45765f
 . . . . [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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