lifo.ai

Issued by R3

About this certificate

This digital certificate with serial number 04:1c:6a:61:30:22:41:ff:56:87:0c:fe:ab:a2:df:49:89:1a 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=lifo.ai

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1c:6a:61:30:22:41:ff:56:87:0c:fe:ab:a2:df:49:89:1a
Serial Number (int): 358118452797445586235380179363537862887706
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f8:7d:6a:e0:fe:23:ed:2d:ae:cd:cc:c5:32:1d:47:f0:42:72:6a:85
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c7:26:da:e2:a9:09:4f:08:62:19:80:6b:35:48:09:35:f6:39:5c:22
Fingerprint (sha256): 52:34:d4:00:28:53:9b:0c:a1:26:14:d3:86:4a:25:61:1f:6a:60:68:bb:f4:d4:b3:22:1e:f8:ce:e2:89:94:45

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

Revocation information

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

Check the revocation status for certificate lifo.ai

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lifo.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

lifo.ai

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvuV8PMU4vgbg3oJ3cIuO
I7vwWVn7J+ytcK549b6Z3zBSRab9hITf1jU6pxSo6you4w2fvNaw6loPtIICiI2B
z867RwlR/bMy0Fte8bC86xp0NHx6d3QlrBz8RjiZ2cU5VGlnlpOO/qtVSuVGgjPR
vBjPY0KGw/YrNfrsPYMPFqBOK3lrhQfY1SMUAIxDefOZ6xqhrxKI0JrN+WE1b5MR
jAXydyHLe4kGrgpiWYInDN/FGsB6c042WnmPtTIgRxTh0tZ3chHwE0eMAYsCoiAS
8rVQiBwIrzajSvVFdWX+bIP77WLxCkNJhVfNcElKFltoup0gi5NwYTKsEYAitn+J
RQIDAQAB
-----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 358118452797445586235380179363537862887706
 . . . . . . . . [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 2023-06-21 04:13:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-19 04:13:19 +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 'lifo.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 24098441363765153304795310635000608302898785056994459483989656369981794777770770439729836533931412689190843539981272236781054757366537332474884436010035300441190271742930330093519290900875248246657743270094571727035201675146748040239600744625942639242384049483213762963031252624252697426146536343900931684926159085186395565758181524286389636059235726894797344329525358619897138176812911240075157666249844323986613703951573062877924184602573577664288854364203301873003330665612699094188413434433940727486714989135988071286049021937774087551123084215920245970203180197610606131389852884033325682513041577302970003851589
 . . . . . . . . . . . . . . . . . . . . [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)
							f87d6ae0fe23ed2daecdccc5321d47f042726a85
 . . . . . . . . . . . . . . . . [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 'lifo.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)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188dc5f1bd00000040300473045022100d6c262d3c7915a759b2f168239eea08ebebd39dc4016840505259e0bb11500c202202e247032fec36ad319c202cb6e964f575ed72896ab339e25225a0f492905e3ce007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188dc5f1db5000004030047304502202fbc3363c5c839362846f6e786cab5769c856a823ca68d02c01b5ae60f95c66b022100a9dfaf9b063c6b59cf372bc5fc7bb97004791ac7dce0ac5d9b2e5d9beafe6d85
 . . . . [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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