uman.ai

Issued by R3

About this certificate

This digital certificate with serial number 04:36:05:b2:72:5d:e9:42:29:b7:13:4e:22:7d:71:d7:2d:4f 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=uman.ai

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:36:05:b2:72:5d:e9:42:29:b7:13:4e:22:7d:71:d7:2d:4f
Serial Number (int): 366831964229226511315703875018220155383119
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 90:74:57:b1:b9:ba:cc:ad:00:a8:83:55:53:f1:d7:3c:3d:ef:a8:b5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 75:7e:3d:46:cf:cb:18:77:01:43:70:af:8f:a6:be:21:53:f7:ff:ee
Fingerprint (sha256): 52:c0:f0:17:ce:c8:90:57:20:e8:eb:e3:6c:e7:da:9f:cb:47:74:7d:7e:2c:f2:ec:24:ae:7e:c8:6c:71:f3:9b

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

Revocation information

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

Check the revocation status for certificate uman.ai

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for uman.ai

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

uman.ai

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Certificate

The complete raw certificate details for uman.ai in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzQXMwLJ+aQxcgWWSprZw
66wD5AvrXSWNYR02G4WiGI5MwHKsGI911jObTXCeXE/n8dbGaEHU+edcNFQfRY2m
aZ2HdB98PH8dTOk4g+yd5T3rusHwoxV4sVZeRrCGOmBqBLArGqghvPcupXMH2ZIz
isEaziHEl+mNKAaBGAo/OCNjj/FTss/GvjXfdEaSV6lF3/RPP3WNTES4JfFVYS5x
tNV4tGVIjkAsVIEzUrgHWX6AIMnk5S8ojd8TIAJzSY6n2wtAX0lTwKbmaA6lT2Tt
HgV12AEekmzu3Mce+Gf3y6Z891V03od28/tDXcAwz0V4E/v4nF/aJvdDNED2OcIs
xQIDAQAB
-----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 366831964229226511315703875018220155383119
 . . . . . . . . [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 2023-11-18 01:11:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-16 01:11:41 +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 'uman.ai'
 . . . . . . . . [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 25881712513573036988394795736672844024409875705178987788780430639125292770989905700533092620062914200007433108208593571354591305706555315971031360653045450188470338555063693046738731663148001328679666864552653757534808896323624319581889368485271991843460574939216538121264244058362462801685257780581807039522595848505841673881528826736093056355666715859012876027174015791109710708558541580431379300585353026252049771189136656634681631166743564779055147849313094737825537239606051436962437912236724678748230933360603357533631446429121181057035476498069112933053687387577645703169110371705311004905667435753725879266501
 . . . . . . . . . . . . . . . . . . . . [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)
							907457b1b9baccad00a8835553f1d73c3defa8b5
 . . . . . . . . . . . . . . . . [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 (11 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uman.ai'
 . . . . . . . . . . . . . . . . [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)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018be032ba56000004030047304502203656fd704749ad8a19fa0974137cdd747ad6e2a542806b25b4042f8199ded398022100cab9098920f14e5edc3599c2e68880c20f1cfaabb635420e8c8941e17b13e63300750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018be032baa90000040300463044022032a0973796902919b12f1f4eb5b53dba1dfe48f3d90ae1c37d959f66e3b3044b0220561137bd8a4998f565d1f32b3b77122753bf7039a506909e1c848aab5bc92993
 . . . . [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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