uman.ai

Issued by R3

About this certificate

This digital certificate with serial number 03:6c:92:52:bf:b4:65:e6:2a:cd:38:31:2e:7b:e6:ae:6f:75 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): 03:6c:92:52:bf:b4:65:e6:2a:cd:38:31:2e:7b:e6:ae:6f:75
Serial Number (int): 298281850366701931358317774283428397477749
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cd:3e:81:66:7d:9a:ff:2c:56:e0:1b:6f:3f:ec:f2:e4:7d:3a:ae:71
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ad:05:4d:ae:49:09:b2:4f:c2:1b:36:12:1f:f2:b6:ea:b9:e5:c4:8c
Fingerprint (sha256): 8b:f8:37:5f:58:f9:b2:a3:13:c1:6a:1d:d4:40:4c:73:1c:77:ed:2b:00:20:f9:c3:c9:e9:d9:d7:5b:c7:9e:ad

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn5fN7jNlrExB0P5SydJA
xdVOfdZAoRM3rGOVIlALeNpIvTmXWrm43MGusS3C/l6I0i/8Isx5dsdGTY9Y85W1
THKhSbx0rOTabax18MvXxDlIVIltd9xmLUpu1IlBBu6Snfj/UKiuJfl2rLPej/QG
LulLX73fJoZOUVvGvreEi6cnQWARm7tzktBLJlYVReZlmTXe/vw8Cdgcy6tqeka2
ljDprwVzGcfdBTB3rhwIcYBmGFrFsMVtj9MWGJRBQL7SffcqozKLffgaWaOcX8Xh
dzn3EjZfZi6ICKVPXtHX2uCDxY0mBzR9Tm448kGj9FJmTH2fDLqaBjp8UHDmiHmR
UwIDAQAB
-----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 298281850366701931358317774283428397477749
 . . . . . . . . [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 2024-02-04 02:13:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-04 02:13:19 +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 20146748037065229003423784917741612450410939508701013622955385945109047332886880056919445192069032059244571662089108976357116927736624758198756066787939817365695285071711671249084895166191040230438285172506055810962925619160667912593028189556878137793427985265391936042295478515725850981983597088629515884810618131700350188068146195396822296590682467205205143191658803880638818048413742720594933044654929832308560922935482485423562908100945134608983983891382266051369975488056634104329738938384033696283695885338496013703184563278484345617858140958993697642242117606750220754823944005028845003634120597091451856851283
 . . . . . . . . . . . . . . . . . . . . [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)
							cd3e81667d9aff2c56e01b6f3fecf2e47d3aae71
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d721b2dc80000040300483046022100d88359cd2f59ae1d313422ac1b64560c7c3fcd1198eb5d2e536a84dcb070505f022100bdd0cbc3bf17c077230df02205ff85222a5c9397c0a778f4013df8046c8300e2007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d721b2d9f000004030046304402201d644652578fe862707954e1f9dacf56427773acc557024a6478a3ac1644493102206be4658f96e9f57f5b765e25d353ca1563d1ae06d62b3439f8296c9880a70f42
 . . . . [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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