lostconsulting.com

Issued by R3

About this certificate

This digital certificate with serial number 04:59:7b:39:c4:08:ae:19:13:a1:07:32:7f:54:56:16:86:47 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=lostconsulting.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:59:7b:39:c4:08:ae:19:13:a1:07:32:7f:54:56:16:86:47
Serial Number (int): 378898069363446979295669262367658146694727
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f5:78:fa:f4:be:eb:8e:14:da:3b:33:6b:14:9d:0d:51:26:fb:58:c0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:ec:c2:35:f2:e7:44:83:25:f6:41:34:60:8f:3a:bb:33:86:30:95
Fingerprint (sha256): 74:a4:e5:67:5c:0f:fa:0f:ab:80:25:5a:f9:46:b0:3d:f5:62:64:81:59:56:0f:3d:6b:7e:77:f1:e6:75:1f:05

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

Revocation information

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

Check the revocation status for certificate lostconsulting.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lostconsulting.com

Public Key Algorithm

RSA

Key Size

4096

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

lostconsulting.com
www.lostconsulting.com

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Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGCjCCBPKgAwIBAgISBFl7OcQIrhkToQcyf1RWFoZHMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEyMDkwNDAzMzNaFw0yNDAzMDgwNDAzMzJaMB0xGzAZBgNVBAMT
Emxvc3Rjb25zdWx0aW5nLmNvbTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoC
ggIBAJvuJBZvUtPab8X7yDI9zYl9Bj/kTrk6ErquV+c8VhKeCqqkDhPax37ZuZAl
jJhuuKKsxCkEH8H2IUoqaV4jpCQkK0VqGresrRQ+EIq2NY4kKJcn1+9mw/9JFqVS
GUf5ALTPX6DxxEypitO+JoBJkdjp3Se5PgSogNtahK5eQoIyMiRY0saG/7lSQm4G
WOq2DD4t3z1AfOxPh8Lg3l7xSp8lNOpRKQFPxYgpvMHx6MLQFBvCUxM1KqtfAm1/
/R1RwL/WG8Ck044FVm8tXfyFg0vEoAlxFAbZ5gRj/ZWw0AvbDFzSYx1jeEv5LIeW
d9HEvKeiFOMLas93rrY3473oH/9d6cRB1fPIGYj/wqET3oHQDn9qQwZbmMkr+2yT
f7c2+qhlY7cIVHUbQHMZH2iiF6ZIomOyuKBfGmq8MoQKTaVKJXcquvWXx8P8X8FM
bj0vCiZO73klEjrIQacbKgzg9/n3QFhuv9WxhU1dXzeI3ZDG9mmY0/A7Hxjw/CE/
woB7HoNrLODBzZlXP+0jcE2Ppc6XQSixFEDoIaohpc6xX7ooGdeBdn+Sp/lOIYRB
EOtg8S9X1fu1qACKm0gZbcwmLbVXOZ4SJuQpIO12t5oSTnetaL9csNrlUrbKIezx
UyVDVDOVIugoc8CwU4TxsF+GDmCz/WuiqKzTE/9LEHQyHlp1AgMBAAGjggItMIIC
KTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC
MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFPV4+vS+644U2jszaxSdDVEm+1jAMB8G
A1UdIwQYMBaAFBQusxe3WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAh
BggrBgEFBQcwAYYVaHR0cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZo
dHRwOi8vcjMuaS5sZW5jci5vcmcvMDUGA1UdEQQuMCyCEmxvc3Rjb25zdWx0aW5n
LmNvbYIWd3d3Lmxvc3Rjb25zdWx0aW5nLmNvbTATBgNVHSAEDDAKMAgGBmeBDAEC
ATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB2AKLiv9Ye3i8vB6DWTm03p9xlQ7DG
tS6i2reK+Jpt9RfYAAABjEz1mZ8AAAQDAEcwRQIgHqb7neKcNTCox4WrARuWmrKP
NSkCuWeF8j3ApNAeuZwCIQC6r9SP5gI2AKcv2tbRFsyPikAk3UJkh1anZ+qzWBIO
bQB3AHb/iD8KtvuVUcJhzPWHujS0pM27KdxoQgqf5mdMWjp0AAABjEz1mdsAAAQD
AEgwRgIhALwHgk3Y14/qa5fuq3TywcsphCg173jk+VG8PBO2h/4DAiEA/jJZ+fM3
LEOM/jHTCfY4f2pbeurmwjU4L8mwau2wO2owDQYJKoZIhvcNAQELBQADggEBABK9
lYejsuIIMbpnfsle7v0sBbJvbjSHq/KNd51IGoF9Iri8UHn7w1Kc9IpAqHPRYf52
EPiOQa5VyevmVMIGb0nYbkQV8c+RQOgDfqdkUnpnB/AzPtRkGs7h2tZFDm/c8dS5
ZdfiFuN83o2JKqAJ9UjLhETD2/fOPtmYx0HGJQQNNfy1hLi3nK5v3VBZIp7Hql/k
K2XFRD8olklB3NZk0zzrhzXhtUiSXJh5u2sViRHIyoEjud0H7CkSCfql4pavY0j1
kEfey9h8ic/tWiS+ezyvQaYkc2Zv1lReZ7vRpZlbnvXoVyCWl1Bc4TcyrXQxxXba
5wFS6LPPzBXFHC/K5zY=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 378898069363446979295669262367658146694727
 . . . . . . . . [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 2023-12-09 04:03:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-08 04:03:32 +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 'lostconsulting.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 636139871108414015873028822597120068964825503530251365666935172618900376709835369518080848838855183970122424164524215123188140193513652521682834636453285013332391807469967514035207714451616858459293627762680447593486789995182394837560934399166830638066286175412717532380114363700534540587860836816369173879798169343515714515838650587396226181186162672159205311141251849727466715025629454713427084541584508709064143418142409368050892450046156624096418834811860170348208750322716116808875027817014633733920046045221508133604366079884526556974481529786323069087157603638649230535268320277670212510518824443216229315212329049008628098317371120411973233147693181832106635747425288231057625970293851812454554802397359168803304755306267550882923680566400780736086209754395923632888337563497199807813434486974173782380270071648007149477316221501372990654283433534286276469506794245862698732977774502568010134217159212843086686767685777069633614083319406070131018935507306653985770872632539610384135105391393939301899212305600497117376670498699088118994064816808188464677073329727736817635168933924738781322119374031091071847527787216969105784124951228681134228391880643881521075364270208646151422597722389290481276846367158637383790947621493
 . . . . . . . . . . . . . . . . . . . . [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)
							f578faf4beeb8e14da3b336b149d0d5126fb58c0
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lostconsulting.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lostconsulting.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c4cf5999f000004030047304502201ea6fb9de29c3530a8c785ab011b969ab28f352902b96785f23dc0a4d01eb99c022100baafd48fe6023600a72fdad6d116cc8f8a4024dd42648756a767eab358120e6d00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c4cf599db0000040300483046022100bc07824dd8d78fea6b97eeab74f2c1cb29842835ef78e4f951bc3c13b687fe03022100fe3259f9f3372c438cfe31d309f6387f6a5b7aeae6c235382fc9b06aedb03b6a
 . . . . [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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