webmail.sikla.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:36:0c:86:4e:4c:70:11:65:08:b2:93:19:b8:e3:c4:d3:85 was issued on by Let's Encrypt.

With 8 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=webmail.sikla.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:36:0c:86:4e:4c:70:11:65:08:b2:93:19:b8:e3:c4:d3:85
Serial Number (int): 279728753700823852410143759280799092102021
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8e:34:cb:85:c7:af:75:0e:51:0a:08:22:53:bc:63:c2:66:24:3e:8d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b4:1c:98:9b:83:0f:85:98:fc:27:b9:7a:d4:9e:4e:ba:bc:9a:3e:73
Fingerprint (sha256): 21:65:20:20:7f:6a:88:9a:50:22:c5:dc:ff:e4:01:2c:eb:db:f4:1c:7e:d8:db:3a:aa:a0:ac:fd:3d:e7:d3:d2

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.sikla.com

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.sikla.com

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

autodiscover.pkt-systeme.de
autodiscover.sikla.com
autodiscover.sikla.de
autodiscover.sikladrain.com
autodiscover.siklasprinkler.de
autodiscover.value-tec.de
webmail.sikla.com
webmail.sikla.de

Other certificates including the domain name sikla.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for webmail.sikla.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4EVgim2wy2FsmxaBtLy8
8z8OXDZUKv9P5ajJW1nSCnswcpylWsRnYVowFpbur7URbcI5wRC0IAUoTd8OMDjU
0CMKMW/I1A6nYPzXAp3TqM+ZHZgCTkfd4p8ShgjVYJKoJLBNqKsCek+lCogdoMzP
p8kN4iuCagg3oFTGS1AYPO7SlUbuiln2mgqYovzgYsfscUck6k2TKcO0+f7LAkoP
u3GVQoBDQXLB3xcrOvXWIE906UybDO286u5QBeUApf+O2CjGuubTkDBhr6ZiLkRG
O9Z1+1NxEap5dMMZVdSk8W25K//i5lcvDN15u4r5Z6uygz2fFVcueGmM9ID5Xydh
gwIDAQAB
-----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 279728753700823852410143759280799092102021
 . . . . . . . . [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 2019-12-07 04:00:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-06 04:00:55 +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.sikla.com'
 . . . . . . . . [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 28311591441514323495089360532668828655071388492162662384520067916951486551157262445433852730794542798746974890934694792569843515916890567256390683283606155337915707029621458095686830850758277573320382193170102909876229804199763320540576959384901632658961741726088425070882579001344648013698386792720581821489761950213085272843857683843518352116613724595701500697366872553201407740654890370701513369199366271771426626477962161742843009941666566726187635934704595112919785385784175582738429863408181915581800635195541468040715061611587790365133355611230252373631487018664245776489341455213284612372317462595156664869251
 . . . . . . . . . . . . . . . . . . . . [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)
							8e34cb85c7af750e510a082253bc63c266243e8d
 . . . . . . . . . . . . . . . . [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 (204 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.pkt-systeme.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.sikla.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.sikla.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.sikladrain.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.siklasprinkler.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.value-tec.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.sikla.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.sikla.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)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016edebb6f1c000004030046304402203c8b33c71d10d8517e059b66680d7b0ef1f6532a70d32ec08991df290153bf4a022057f6df101d8cde644a3f0e10b7daeb53eae83ac8db14794c376275739b67e148007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016edebb6f10000004030046304402203319a06d8f841aa62177b882b1ec223cf7d094be9dcae47f34ef79424e1dcbdf02203f0d561b76e053a409f624d05ea77574bb114d1413d0387b1b4d18beb94a5375
 . . . . [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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