zynimus.com

Issued by R3

About this certificate

This digital certificate with serial number 04:20:72:41:61:79:92:4d:cd:15:be:36:6e:62:e4:39:16:9c 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): 04:20:72:41:61:79:92:4d:cd:15:be:36:6e:62:e4:39:16:9c
Serial Number (int): 359490050936351920676276733490975185901212
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 29:15:42:dd:8b:32:61:e7:5e:7e:eb:c8:87:7c:af:d5:ae:f8:51:df
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f3:dc:c8:77:08:f9:44:35:5c:9e:1f:7f:8b:ae:39:ac:77:46:7c:e4
Fingerprint (sha256): 2e:f4:02:6e:69:1a:43:78:59:c1:60:44:eb:7f:34:0b:f1:0a:98:79:c9:82:93:e2:3a:61:12:10:99:bd:68:8b

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2YPqoKgn5cP/QVzzAETd
Gd3giioPfQz7q/PPD5VK/vtFLNeZe7nzZUrFC19cJdS0yQiImODTo1sTgHlWTezA
ZZhliEw8Axde8XvYkJ5GIe6QLEDnwDNAFyOteHMdJ7Z+5+IiHCWruR5Rj1qGv56O
Skn5ANCZGL4Cd7SNz9YfFMjYmZHOYLKGxTGf3PSCL5U6iHuTU9yKFNAbXfF/YUgG
2QpYCxTxg6RISGAYvpzKKuObKZ8caY28BGphONDU7wtMn3HOIzjkdUceFo5i4+Fl
KfSMkPp/9eYMdC8ZZILV2cRM8hQb4kBVSwkaX7MLAbgtwsUZIPw9itMt7g+iIOVp
OwIDAQAB
-----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 359490050936351920676276733490975185901212
 . . . . . . . . [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 2023-11-27 06:36:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-25 06:36:20 +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 27458762635116922326480833310923306353443091098353831228326701812928611640117103764967374736361441727833802075626111087871893694538930100218729416470178901765355208800194319306550233236944872111384049919222905790694321227557382563468995738972279369249642012695722651811017836261120429606324775548823278264140992716914811840706997600452456159811409315027388580763017953347752376667130166835864259140034771069966832997572993147152290638548065647061327684192131701488648362279174986754590054457405043891846417491431736142327399649982465065195454798780152323931456385862598255936327054695053011812921712397097681402816827
 . . . . . . . . . . . . . . . . . . . . [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)
							291542dd8b3261e75e7eebc8877cafd5aef851df
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c0fb52f840000040300483046022100b06e01b334dd388534fd4fb99d8b30449f954a655c866ef4e15ec2373cc582ad022100fed6cd967581c052cc68652ce6aee280a6db61c26e0a1ad6f2b3571ff755c3ad00770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c0fb52f840000040300483046022100dc93f8d3a25abd21ac0becfb3052d5ea297c67acc58ca83e5b8d7ee127d6e123022100daa495b8a80936da4cb1f1b02febd39115acf9fc71e891ced5763899de3fa17b
 . . . . [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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