www.sikla.com

Issued by R3

About this certificate

This digital certificate with serial number 03:bf:37:cf:fe:4e:80:7a:84:d7:70:bc:80:2c:70:90:be:e3 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.sikla.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:bf:37:cf:fe:4e:80:7a:84:d7:70:bc:80:2c:70:90:be:e3
Serial Number (int): 326404977380349471744875644119972569988835
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 08:9c:8c:14:57:1d:2c:35:88:28:12:17:03:cf:16:f6:3e:c5:25:f6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 82:69:58:e2:c9:08:eb:fd:74:f9:45:7c:6c:bf:35:7f:f4:e3:9f:f2
Fingerprint (sha256): f8:3c:7a:e3:d0:7c:f1:12:6e:44:b8:74:10:06:2c:e3:79:f4:5d:ce:63:c9:e0:95:88:b9:87:cd:b0:7d:cf:16

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

Revocation information

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

Check the revocation status for certificate www.sikla.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sikla.com

Public Key Algorithm

RSA

Key Size

4096

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

sikla.com
www.sikla.com

Other certificates including the domain name sikla.com

(limited to 100 certificates)
webmail.sikla.com
www.sikla.com
landingpage.sikla.com
webmailer.sikla.com
blog.sikla.com
webmail.sikla.com
www.sikla.com
www.sikla.com
webmail.sikla.com
webmail.sikla.com
webmailer.sikla.com
webmail.sikla.de
www.sikla.com
webmail.sikla.de
webmailer.sikla.com
www.sikla.com
webmailer.sikla.com
www.sikla.com
webmail.sikla.com
www.sikla.com
webmailer.sikla.com
webmail.sikla.de
www.sikla.com
www.sikla.com
webmail.sikla.com
landingpage.sikla.com
webmail.sikla.com
webmail.sikla.com
webmail.sikla.com
webmail.sikla.com
www.sikla.com
www.sikla.com
webmailer.sikla.com
webmailer.sikla.com
www.sikla.com
webmailer.sikla.com
www.sikla.com
www.sikla.com
webmailer.sikla.com
www.sikla.com
www.sikla.com
webmail.sikla.com
webmail.sikla.de
webmailer.sikla.com
www.sikla.com
webmail.sikla.de
www.sikla.com
webmail.sikla.com
webmailer.sikla.com
webmail.sikla.com
webmail.sikla.com
webmail.sikla.com
www.sikla.com
webmailer.sikla.com
webmailer.sikla.com
www.sikla.com
webmailer.sikla.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 326404977380349471744875644119972569988835
 . . . . . . . . [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 2023-08-09 00:22:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-07 00:22:10 +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.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 836889503516056643887513531029725834112498595138243561778471311079993149648954231467871708993500212249435252255879069118666349063509448056213305774244489062225958860970985527381018726110733822668263970553368823002773452739417972527878211775826153350949088204414416051722574495671729617337417191288959380409942297530645604995630216139240876505337230381888828360385856506146436596617111251518786226477149959025036198290664629042341341658595088233872853272963013977440529318823421962060591445729347032867100432541628559966052135967006738942277732097122784992056200121740685809802302858614141661102068638281456193316280080469244618756809257023559975647114105978607028580256945188369181333329704126178152702444223417529775613501810129835504988599757572332223660014362420429774379225085788261572972218846415933820250481128969331314815300791126706719852733672255082589040564962197255045424383416416260085269826935540416632115666381931055016521651679607617317892789069403934542775584842280034810505502288449475879718543002989491208285024089527578850262473829083056373780572932134961245604017004357327651332945688032545890651729666431692529241231421424401538102627645350757565433860933318061819492709057105210939178150478770311394239406837871
 . . . . . . . . . . . . . . . . . . . . [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)
							089c8c14571d2c358828121703cf16f63ec525f6
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sikla.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sikla.com'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189d7e3163b000004030046304402206f9cba42b682786c0c2dc2516f3575995ca5155848f034982ce1c9336344c1a702201e6d2ebed9f6896835fd134d7d6b83443cf9069eb3966e12788786b57e91e621007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000189d7e316570000040300473045022100fb6339218b0aaa2211ed91e5ad3c20454cfbab393c9d924a3eba7a46a0d123fd02200db104e3e941f67c379598faa6969f4359c1756700e68dac2a153cbe5a075649
 . . . . [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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