yup.chat

Issued by R3

About this certificate

This digital certificate with serial number 04:2e:42:17:d7:0c:76:14:65:aa:38:26:b9:48:7a:e7:e7:40 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:
  • 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=yup.chat

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2e:42:17:d7:0c:76:14:65:aa:38:26:b9:48:7a:e7:e7:40
Serial Number (int): 364189985437659053279512569017261613377344
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 44:8d:4b:fd:81:2c:06:41:58:ac:dd:65:b1:42:44:07:1e:55:95:d0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 17:9e:99:f3:93:bd:69:4d:df:ef:76:6d:61:76:8a:c8:99:ad:08:2a
Fingerprint (sha256): 93:8c:8b:ef:84:5a:37:7e:88:c5:88:a1:6b:07:5a:ec:0c:1a:67:7d:8a:80:24:15:2c:00:8f:46:5c:a6:83:39

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

Revocation information

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

Check the revocation status for certificate yup.chat

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for yup.chat

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

yup.chat

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status.sirocco.global
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status-clp-sg.uleeco.com
status.sirocco.global
status.swiftech.news
status.yup.chat
status.yup.chat
status.sirocco.global
status.singhit.ca
status.markerspro.com
status.markerspro.com
status.pecoraricloud.com.br
status.sirocco.global
www.yup.chat
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Certificate

The complete raw certificate details for yup.chat in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE3DCCA8SgAwIBAgISBC5CF9cMdhRlqjgmuUh65+dAMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMDEwNTM2MTBaFw0yNDAxMzAwNTM2MDlaMBMxETAPBgNVBAMT
CHl1cC5jaGF0MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2oqAZpDd
VOxspC0a0i/xSMi5auABFxoTTeBMdW9ssJjMOHm6lgETaUqu/E7n4CrCdgM1dr68
pjHktNwbkjp1UMPv5kQRXEImCpcxml6lBwp6D7HEtajl+EWQtMCCmtK/LaCsnkT2
CQOUf6EyYk5/fHmSrIdibgnSeP0xa+KKHUedWukiDWtF0r10S+x01H4tVxpIGtjC
OvuHiaOAvaxFFyvpGJ6uN1bOLbF/RemEEMeoYbpeF2VDTRHNddIZvhQheyrnZJXK
h6kCSkxfo06UHqiBVGxAx5vbEgQHYq5z2B4MCi2+9tW9Luwj+7TuwOroQCrAHdWW
b2diylkRDJV9IQIDAQABo4ICCTCCAgUwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW
MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRE
jUv9gSwGQVis3WWxQkQHHlWV0DAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d
ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl
bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzATBgNV
HREEDDAKggh5dXAuY2hhdDATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB
1nkCBAIEgfQEgfEA7wB2ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQX
AAABi4mYv+cAAAQDAEcwRQIgNXyb9wMt/PNVd6VYwJEFmGw4+w9SFBXcO2jg+qOj
1pACIQCk/CehKZO0boQ3KSWRWx2X6gScaAPcBNV6LB9tOA8RVAB1AHb/iD8KtvuV
UcJhzPWHujS0pM27KdxoQgqf5mdMWjp0AAABi4mYwB0AAAQDAEYwRAIgLjCbJRj4
ffcZtVhArMPDLSuMWJJEMkjkQPY7T2f/CP0CIEIdCSk8Drm5S+Bw9FQ+57kZcjlb
72q2qhnzZ6RlpnQgMA0GCSqGSIb3DQEBCwUAA4IBAQBIEIx9hVxZd/PP30ylcP9k
+7jJkDCNe9Mj29609QFffWZQxDt1uohRNFNCpUCVMC1pd3pcvDgLmMIUGisdCYk+
T5Ry8gr5mJ14+JSY6OIPV2hQHPEnBa/Xt7l6VwIRT8RKiHfnUP7qWG38gX61oP8n
vTwC26T3C61w7SsKjDg4odPq8SJHeiPqmnvUEG/xYVl6MQ7HAGo09G2DoReTW3FJ
fLDpUkBG+T08Nda+MUtEuyvLeeQ4My5ZQ/R4avTNgorxM3Gvtzt/TmjBxFM4NTU9
Fqv/ST/DvMW39J2HOsqFYbaTmEJeBFR5JIG4x8+1yrmGw8VLhyQVay9yBaNtyCPE
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2oqAZpDdVOxspC0a0i/x
SMi5auABFxoTTeBMdW9ssJjMOHm6lgETaUqu/E7n4CrCdgM1dr68pjHktNwbkjp1
UMPv5kQRXEImCpcxml6lBwp6D7HEtajl+EWQtMCCmtK/LaCsnkT2CQOUf6EyYk5/
fHmSrIdibgnSeP0xa+KKHUedWukiDWtF0r10S+x01H4tVxpIGtjCOvuHiaOAvaxF
FyvpGJ6uN1bOLbF/RemEEMeoYbpeF2VDTRHNddIZvhQheyrnZJXKh6kCSkxfo06U
HqiBVGxAx5vbEgQHYq5z2B4MCi2+9tW9Luwj+7TuwOroQCrAHdWWb2diylkRDJV9
IQIDAQAB
-----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 364189985437659053279512569017261613377344
 . . . . . . . . [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 2023-11-01 05:36:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-30 05:36:09 +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 'yup.chat'
 . . . . . . . . [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 27588248149806524338519224244674448029713124009538053399674493230043318109622876384572064166594660032028710871011513301329349454850151347143971274625990595952140739108109368127771089382654495830604637653068775111845059412609741948815961532686490031256491732245365570077273674127518908376262452751427782044128814450909747934705456877375667644162736730356053719344784433917600500590113454774852499642308802970505426527706697242313802039678489832306308790320584883667475414983557923921348202704860702509192291298409626262409108143714472621512767788661028786669157414350474675386936501777263203721639646806076102574177569
 . . . . . . . . . . . . . . . . . . . . [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)
							448d4bfd812c064158acdd65b14244071e5595d0
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yup.chat'
 . . . . . . . . . . . . . . . . [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)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b8998bfe700000403004730450220357c9bf7032dfcf35577a558c09105986c38fb0f521415dc3b68e0faa3a3d690022100a4fc27a12993b46e84372925915b1d97ea049c6803dc04d57a2c1f6d380f115400750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b8998c01d000004030046304402202e309b2518f87df719b55840acc3c32d2b8c5892443248e440f63b4f67ff08fd0220421d09293c0eb9b94be070f4543ee7b91972395bef6ab6aa19f367a465a67420
 . . . . [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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