*.office.zeekit.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:59:6d:70:4d:a0:80:60:4e:91:ea:4e:1c:e1:0d:23:17:f2 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=*.office.zeekit.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:59:6d:70:4d:a0:80:60:4e:91:ea:4e:1c:e1:0d:23:17:f2
Serial Number (int): 291767457414494750911585927804613896116210
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0b:f9:a4:df:ac:cc:47:b5:a1:59:45:4c:41:73:a4:90:e6:f1:64:4e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0b:1c:01:64:3c:c0:e5:5e:b3:04:e4:f6:7c:ba:57:fa:8c:b7:10:17
Fingerprint (sha256): 32:2a:db:0c:f9:f2:b9:ba:31:b9:00:60:82:5d:20:80:50:10:49:1f:cb:87:3f:c6:de:2f:dd:46:6b:35:9e:e7

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 *.office.zeekit.co

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.office.zeekit.co

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

*.office.zeekit.co
*.office.zeekit.me

Other certificates including the domain name zeekit.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.office.zeekit.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy+NsG66nTxk6mL06Kkgh
tBnUo58l5hUj04xHhzT7eELqDQtYBkaEUG8fx84eIWonJX6aawxmTBII6fWN8uju
VzchcQT4nH7xJrrRZf7CizozIbuUyst+kTZBIkSEnyv/8a8pXJYIge+5K7nthwdZ
SVseVCK8ihnvyX55G3ZuuWT+JUSr8f5OAKjTwvKvSt1GjvhcMawfpUwgR92RmEAO
4uxjDLNZxa8H8u6k2j5+NCUAOLUo66yv0oCRDi4XViztswRbxzAObZODTBLRrnar
kIQqVVgAiNFYgGBYiq6qR++WHtcJCV/NLIPgGiUn1Ml7rZKcCQNGdnk570T7hvUO
aQIDAQAB
-----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 291767457414494750911585927804613896116210
 . . . . . . . . [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 2020-03-23 22:01:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-21 22:01:40 +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:12|false] UTF8String '*.office.zeekit.co'
 . . . . . . . . [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 25738522022699522144272831176413460213711116490768421453993733387046479902577615433385393677384260514094529153304012811480504348328169170445608628223071525139853230127879821544330772339433710576771245145037123049134702460229196378043187739266160297192713994697354390869235852331619613891016513264814253245870390715619956198010063788565689960344745720901395335770704487835675506396074596989705407322656204621874838513930268777146686874780638763309132258786912005017119784640315543857418269724955344185742219047856344650477670070663789364683575424116295357611904204474055057012508058833808195395091348358348284393492073
 . . . . . . . . . . . . . . . . . . . . [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)
							0bf9a4dfaccc47b5a159454c4173a490e6f1644e
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.office.zeekit.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.office.zeekit.me'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017109a15519000004030047304502201a40a3f17dc8cfc8d769a57743c3df789e29eada020683843537d7ae1bf3ed61022100fcf2b4760f5f9801c5970be4c6d39d7b05abb228b84df98009bb89dfe1765aa40075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000017109a1552d000004030046304402205846c29b1ecda8e851d14055ef7e1e8744f0511a17063f5fde18257c2491f10f02205864d70698ff03db77c37523343670754c1f6426bfb0803dbcdd771bf1707af0
 . . . . [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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