zynimus.com

Issued by R3

About this certificate

This digital certificate with serial number 04:23:8c:7d:5f:05:06:5b:e6:00:ec:81:90:8b:67:42:81:f0 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=zynimus.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:23:8c:7d:5f:05:06:5b:e6:00:ec:81:90:8b:67:42:81:f0
Serial Number (int): 360545769453018059051323666656758528639472
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f3:25:07:f6:0e:0d:6b:72:29:7d:61:e3:1a:92:83:e2:d8:0a:bf:c5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 97:96:71:91:3d:30:25:f2:de:e9:71:b4:71:94:37:c5:5f:92:36:1e
Fingerprint (sha256): 61:10:a1:e5:1e:d3:e8:76:f2:f4:6a:46:9b:e8:f1:7f:a4:78:90:ce:f6:6c:b6:92:31:87:80:e4:89:c5:12:55

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

Revocation information

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

Check the revocation status for certificate zynimus.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zynimus.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.zynimus.com
zynimus.com

Other certificates including the domain name zynimus.com

(limited to 100 certificates)
ticket.antwons.com
zynimus.com
sni.cloudflaressl.com
www.zynimus.com
support.xceed.com
support.xceed.com
mail.zynimus.com
support.zynimus.com
terminal.zynimus.com
support.adrytech.com
server.tanicmail.com
*.zynimus.com
zynimus.com
support.xceed.com
terminal.zynimus.com
zynimus.com
terminal.zynimus.com
server.tanicmail.com
office.zynimus.com
office.zynimus.com
zynimus.com
facilities.fmls.com
zynimus.com
mail.zynimus.net
mail.zynimus.com
mail.zynimus.com
helpdesk.micromass.com
books.palomats.com
mail.funpixkiosk.com
zynimus.com
sni.cloudflaressl.com
office.zynimus.com
crm.zynimus.com
www.zynimus.com
zynimus.com
terminal.zynimus.com
support.xceed.com
support.xceed.com
asistencia.vencu.es
*.zynimus.com
mail.zynimus.com
office.zynimus.com
office.zynimus.com
mail.zynimus.net
support.coffeecounty.us
asistencia.vencu.es
terminal.zynimus.com
www.zynimus.com
www.zynimus.com
zynimus.com
www.zynimus.com
support.zynimus.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlANK5C+0ZTtsbGfT8VBW
itK2dBio9jO0GWCP+CSv4sI1Qg1IV35+bH+xiUEPw/lS9MuayjY5/UPcX4+ENT1L
jh+IDWnhdqy+TM0rCj26V2po2XLH1gs5cmsF56vTcI84uLPfUmQhdiqblMQxpfw8
CI0QNW4tHFBNd2234CGnRaw3GJhnLlPMuP2bVPo4hU8c3GZFdwRuwqSM+xCFdBim
fBPKyrEUsSxNM8xB7khU/RieNiudr6QIOBPAmHMPX0npPSOTDz8WkPXgrL9BQm0t
TMjH3wmCrSQYlkgSNNs8zvk7FpA+Kv7Ufd0e6K5TLRNjHg2DSd4xUUOMe7lAGJdE
kQIDAQAB
-----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 360545769453018059051323666656758528639472
 . . . . . . . . [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 2023-09-28 07:10:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-27 07:10:25 +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 'zynimus.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 18684892749107269961946348776826057284034688699679066027807588328691638049378293928927134892816799368461296427780522694632201501262419705725578419200639623979958929044183781386783372744528626406517086382074468196896239615899111712854364320072038101167089937195863897276951724180888405430615164901553358754847465966064513923393893309819372176034327223033972901056572584608150296338688887853692743113686672841276837344163407910130321768320405053273263518247097668356814594582730228299940795839544039740741644031915508377160655952991082897684490023060749782016070400582623671524497347812038370116060439831705135823144081
 . . . . . . . . . . . . . . . . . . . . [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)
							f32507f60e0d6b72297d61e31a9283e2d80abfc5
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zynimus.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zynimus.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)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018adad6d4ae0000040300463044021f3b52b2b4d450f10ea74aacf0ca70e9dab0cc072b058f89de984fb99a312bc80221008b8c1df1f8dfa005403eb4fca02dc731e704c88cea76af30c0edc3fe740dc005007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018adad6d49a0000040300473045022100f5001d86f7fae74674277d7b22169e889561949e507e65905324c7c8a3202842022069ad4262dd8cdcc86efe852d06f46eb731a8b31138a3d4b39e000f14a06953e4
 . . . . [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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