connectca.zylker.com

Issued by R3

About this certificate

This digital certificate with serial number 04:55:dc:ca:dd:4e:80:56:8c:ef:6c:7d:ad:01:76:68:5a:96 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=connectca.zylker.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:55:dc:ca:dd:4e:80:56:8c:ef:6c:7d:ad:01:76:68:5a:96
Serial Number (int): 377666628406990899305659538437012774738582
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2a:b5:79:f8:cc:47:d8:16:28:47:32:cd:42:88:e1:23:89:22:17:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 81:56:44:4f:2f:b3:c9:dd:cd:b5:d2:43:e2:4f:ef:4e:d0:32:6b:42
Fingerprint (sha256): c0:2b:d2:8c:7e:8b:54:3b:fe:88:de:cf:b7:37:1c:3b:b1:81:a5:3e:86:22:6f:e3:1b:53:31:bf:6a:a1:1d:fa

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

Revocation information

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

Check the revocation status for certificate connectca.zylker.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for connectca.zylker.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

connect.cs.zohohost.ca
connectca.zylker.com

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Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFDTCCA/WgAwIBAgISBFXcyt1OgFaM72x9rQF2aFqWMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEwMTYwNzExMTJaFw0yNDAxMTQwNzExMTFaMB8xHTAbBgNVBAMT
FGNvbm5lY3RjYS56eWxrZXIuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB
CgKCAQEAwbmr8iJZTKeinW2ap6SsOOd6Z4je5Qrm5RonAqRATmZytSAxcveZq/+q
4sDg8OOvTCGOON9374YWDmhS2GSXRqV0+6OZ7mrGVoNxOpg2I1cP4pF/kNW9ZSHz
h4NrANWn2M/fP8a6jyyEeSu7BKbRaNu5Sb94QjVSskOPTkMR0n96qHEABun2I/pT
5413HRGgd4FC08ZmMg63P/kZKONis06XDJABLVesR5RROT3KfvCSdgyawd/8EsfP
axrNKvQhSxZEqwu/Pb0/uPgxnJj2FkabOa4ROrTv2Wy5K99CV4T2vnFdmTIUb85E
Lq2c6kD5hUb6yVDRbaSvWxybgp5v9wIDAQABo4ICLjCCAiowDgYDVR0PAQH/BAQD
AgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAA
MB0GA1UdDgQWBBQqtXn4zEfYFihHMs1CiOEjiSIX+jAfBgNVHSMEGDAWgBQULrMX
t1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0
dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVu
Y3Iub3JnLzA3BgNVHREEMDAughZjb25uZWN0LmNzLnpvaG9ob3N0LmNhghRjb25u
ZWN0Y2Euenlsa2VyLmNvbTATBgNVHSAEDDAKMAgGBmeBDAECATCCAQQGCisGAQQB
1nkCBAIEgfUEgfIA8AB2ANq2v2s/tbYin5vCu1xr6HCRcWy7UYSFNL2kPTBI1/ur
AAABizeKACIAAAQDAEcwRQIgYSaHXYT7msTVPZLKxr9ZgEOhjpx/SMUA0eDN+0on
h3wCIQC9u63ZGsvzNxpDfL866t+eKHRu5IxgGbrMnB3Jwf0ZMgB2ADtTd3U+LbmA
ToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABizeKACIAAAQDAEcwRQIgNqvgFIve
oIZ2E2K0mizG1eRywI/a6mh9jjEVH+j/GuACIQC0MzkzaF0FFbx3wBi7IzNVv8gj
Wb8bdN5yfQp4/DeNGTANBgkqhkiG9w0BAQsFAAOCAQEAjHG2k5jAt3so5hywyOrV
ckizcuFTHdDbL5/IRDvFZsYYNG6XTI7aPBNVSfzf0z81Ljqv8e3jrOBuuWVxg3u9
Khkk51HOXBYv4N5vU31oyoUZv33GC839J6yK3sHXb/4ltbls0vub2zaLHZi/Rf3k
P6M4J6QJnqbq8p15wIKd3oGi6GQWYSao39Dykh5Qs12FHDqKmVxYyEbpzdLmRlRI
M/3g1+RPVEi446Hogex/O/9hXZVLapHZMXdqNSdeRUCofIKzhj1mAYGgIj96tc6K
s+jxQbTyG2u1+D2yHYbIHQECrOuzCMdjxTWelZKkG7hLyUz10k5dOmc+KEkT7Bo+
xg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwbmr8iJZTKeinW2ap6Ss
OOd6Z4je5Qrm5RonAqRATmZytSAxcveZq/+q4sDg8OOvTCGOON9374YWDmhS2GSX
RqV0+6OZ7mrGVoNxOpg2I1cP4pF/kNW9ZSHzh4NrANWn2M/fP8a6jyyEeSu7BKbR
aNu5Sb94QjVSskOPTkMR0n96qHEABun2I/pT5413HRGgd4FC08ZmMg63P/kZKONi
s06XDJABLVesR5RROT3KfvCSdgyawd/8EsfPaxrNKvQhSxZEqwu/Pb0/uPgxnJj2
FkabOa4ROrTv2Wy5K99CV4T2vnFdmTIUb85ELq2c6kD5hUb6yVDRbaSvWxybgp5v
9wIDAQAB
-----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 377666628406990899305659538437012774738582
 . . . . . . . . [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 2023-10-16 07:11:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-14 07:11:11 +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 'connectca.zylker.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 24455550968101316111703626979341450916871440393979943388790113199811605821930895430582414894093887485741534787542136051722883365072937535828040566624450262176427429778010379311069866910486115662461906208680051944914354020604963806751748353444454909485016307892947644363979643749436358660553946199828952702876139705473493738366907173514248462607513246619621170469883910698964261849870241565737590117738445125400022385077234719644924604798995973297694217981614941255852942377185616136218265501253829333827541424344361207229605862390378923730507647283210513997583443744848968857440703530824254892437563884502885659996151
 . . . . . . . . . . . . . . . . . . . . [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)
							2ab579f8cc47d816284732cd4288e123892217fa
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'connect.cs.zohohost.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'connectca.zylker.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b378a0022000004030047304502206126875d84fb9ac4d53d92cac6bf598043a18e9c7f48c500d1e0cdfb4a27877c022100bdbbadd91acbf3371a437cbf3aeadf9e28746ee48c6019bacc9c1dc9c1fd19320076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b378a00220000040300473045022036abe0148bdea086761362b49a2cc6d5e472c08fdaea687d8e31151fe8ff1ae0022100b4333933685d0515bc77c018bb233355bfc82359bf1b74de727d0a78fc378d19
 . . . . [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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