www.sikur.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:1c:6f:20:84:64:d8:1e:8f:89:d1:7a:3d:38:13:de:dd:30 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=www.sikur.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1c:6f:20:84:64:d8:1e:8f:89:d1:7a:3d:38:13:de:dd:30
Serial Number (int): 358124763147126631981030156704774791028016
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 60:8a:95:7b:49:ac:82:6a:ef:10:96:6f:1e:f2:e9:e7:ad:b5:c2:7c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:26:a8:33:d1:c3:00:e4:e2:3a:bf:5c:9c:d1:bf:9d:f6:c0:a4:7c
Fingerprint (sha256): 72:b1:c7:33:f3:29:23:dc:ef:03:02:4a:7a:ac:75:d4:0c:c9:1c:7e:55:39:92:a1:d5:d0:bc:39:72:3e:d7:3d

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.sikur.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sikur.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

www.sikur.com

Other certificates including the domain name sikur.com

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sikur.com
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blog.sikur.com
one.sikur.com
partner.sikur.com
sikur.com
www.sikur.com
blog.sikur.com
blog.sikur.com
blog.sikur.com
sikur.com
vault.one
www.sikur.com
partner.sikur.com
sikur.com
partner.sikur.com
partner.sikur.com
vault.one
sikur.com
licensecontrol-api.sikur.com
blog.sikur.com
sikur.com
blog.sikur.com
connect.sae.edu.rs
www.sikur.com
www.sikur.com
partner.sikur.com
*.sikur.com
www.sikur.com
licensecontrol.sikur.com
sikur.com
www.sikur.com
homolog.vault.one
portal.sikur.com
phonebuilder.sikur.com
blog.sikur.com
sikur.com
blog.sikur.com
messenger.sikur.com
blog.sikur.com
partner.sikur.com
blog.sikur.com
sikur.com
www.sikur.com
www.sikur.com
sikur.com
www.sikur.com
sikur.com
www.sikur.com
community-test.quanta.com
connect.ditmer.nl
www.sikur.com
blog.sikur.com
*.sikur.com
sikur.com
licensecontrol-idsrv.sikur.com
blog.sikur.com
sikur.com
panel.ecommercity.pl
phonebuilder.sikur.com
www.sikur.com
www.sikur.com
www.sikur.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkbkU1gpF7Qjak0/XE/Eo
UiGuq1Mn2WbVhQtwgugvjqiJFlbiUUFghDmIek0YzKONzzrCmgYaHLVYNhn2itQs
h5M+plndmu6IrYOioYQ1J4mmh5RLKWiAylJlVvL1g05pFPXqybJVzCV9rkyT1zlr
BrBowA5prQiMeo1WJy4UnLK4PJLjg14UtTT4oezLL/t/sQ2Wq8Enacu5+drAw8dh
OYZva79FGp/+BsQs5I1eXfp8u+PzZm1n4yCS6zixFnq/lwwwFLZzhPxk24sZUWF8
uOv+kXboQ35AAOoZKwHBIP+nhe1elyVCsyUJoMU3aHks1Sa2/D+aEJNoBDC8bZsJ
4wIDAQAB
-----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 358124763147126631981030156704774791028016
 . . . . . . . . [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 2018-12-26 05:44:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-26 05:44:04 +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.sikur.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 18395821255546235543511522738410199687637177159103444036284287473518399728152879105190539959150085768914549418221920094900061320589825405708635761401791517769964392399980908851768903117928500342687520689771492944926384598989663783423033072139672769198840915550375964884161607121079347755621518707122206369690566034351179389790736358082763635729219167828731948136245739850617051115781779854428788146595650830180482526624774839390863131291622087449171419390214051054221987392886851518786036728583852245122592374510215971339476222735558197008400573187311231394168237873077181010381181769743467264674101888930980086614499
 . . . . . . . . . . . . . . . . . . . . [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)
							608a957b49ac826aef10966f1ef2e9e7adb5c27c
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sikur.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 (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)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167e94183840000040300483046022100946c720eb1c95ca4daad43f7d965f4aab3b920d22cb89734039715e188c6cc01022100c234f1c1d5da622b56b56e9a1bb32c8fae00617ef7565f5f219fa78033c3e4e400770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167e941837b0000040300483046022100d6a4b5a5e2e9f9235b5cc693c6cf2e4ebc3aff0000acc7728ab10a6b222d16b1022100dd194a1077928b0f9f1ddfe66b8a0c7061e97a5b705e33d875b2a66c7d808b6a
 . . . . [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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