uerzig.com

Issued by R3

About this certificate

This digital certificate with serial number 03:d4:3e:a6:e7:ad:9f:8b:9a:7e:cc:2e:9b:38:56:49:6e:71 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=uerzig.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d4:3e:a6:e7:ad:9f:8b:9a:7e:cc:2e:9b:38:56:49:6e:71
Serial Number (int): 333559998338529343204951047001053254479473
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7d:c3:8b:6e:02:49:4b:86:0b:4e:28:34:90:c3:47:9b:1d:88:33:c7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 73:02:33:5f:58:ac:67:ea:8c:94:f6:f6:27:82:76:97:90:f9:fc:17
Fingerprint (sha256): 54:82:e6:cd:13:e1:55:b8:c7:4d:41:e6:30:5d:c2:8f:30:16:59:ab:3f:05:dc:67:ba:4b:87:9e:5b:b0:8b:4e

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

Revocation information

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

Check the revocation status for certificate uerzig.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for uerzig.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

uerzig.com

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Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIF4jCCBMqgAwIBAgISA9Q+puetn4uafswumzhWSW5xMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMTcyMjM2MzdaFw0yNDA0MTYyMjM2MzZaMBUxEzARBgNVBAMT
CnVlcnppZy5jb20wggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDSDTmy
EAoAxfqWSTgBnAkclxOGPAZO7Tg/cbRUAAnq1CD/+0IlVI6JIUiHqF84vCq8EZOm
V50LPwI3xB4q5f89MeHavvh0yQOdo0XmtPxYYfdRRJO1IjdMLdqB9lrz3GLu+tmX
OCya+6UNL8P4jHNjX+eLBnhkgraUyh+1lmgbKxkVvQnsWCHvvF7bc+lkZFa8SieC
KtWj51udTCZXQQ5q5VWlHKCiHcQ96kl8uSJWFV4eez16IjYybXfs/XMO33d2bZMx
wbSKDOI/2PXpo2B8M+/SlEZZyYUG7JsgEv+fY70x0nSjPqHyUgNvUPQijJYJoixJ
mOEFJLYkmz2YdlHV9XMjhLj70f4BKezbgB7rOVHVav8jWpb8R7jZ76Oq4IU93otH
Gn+EIZqrEkpKjIrv1mwBhaDpfA3m0tO57zyCoUow6Z4mDlCqkSL8pVJBp8/MNcV/
pP3OcaLs6WQXpzhHToh29NfsjpYL+IlLZQZ8UJlVnd+bG6PsyxEh27GAkrDMQfFn
nFWAMF1dx1BOESQmsg1K790xST9M54E+mv+IzyWine/qoNwciAH8WuClTMRHT6jB
ok9URmYVzXh1WRuWVNzGUgeI5XcxRdaZtloqQq4VTs6teQpjpmhfz9Uy9QC0z+GJ
5Eovz2Z+lRWFjbs+r9PkDyBgoVKmblafYBg2twIDAQABo4ICDTCCAgkwDgYDVR0P
AQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMB
Af8EAjAAMB0GA1UdDgQWBBR9w4tuAklLhgtOKDSQw0ebHYgzxzAfBgNVHSMEGDAW
gBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUH
MAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3Iz
LmkubGVuY3Iub3JnLzAVBgNVHREEDjAMggp1ZXJ6aWcuY29tMBMGA1UdIAQMMAow
CAYGZ4EMAQIBMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYAouK/1h7eLy8HoNZO
bTen3GVDsMa1LqLat4r4mm31F9gAAAGNGcipDwAABAMARzBFAiARa+9I3gid33Pw
Af+zrbAC8fVGBnPnfp96elBtgPyvpAIhAMJLtHyLwSoTjQFGbwyBOd5Ipah7/GiQ
WQhwtZPhc7DtAHcAdv+IPwq2+5VRwmHM9Ye6NLSkzbsp3GhCCp/mZ0xaOnQAAAGN
GcipTgAABAMASDBGAiEAzw9tQQm3UqvN3ZipDJTLyQD5ur6COgvn7iENqz4RsTcC
IQDL+iYjUXYyEyacytZv41dORGvagM/o93KCY3eZhkf/yDANBgkqhkiG9w0BAQsF
AAOCAQEATaX9pO4VwfnZuOHrZVa6KV8wmWDiWoeKZ8KvQaDnF+W9m5ZNQg5+3Avt
9F9kTozR/0H13LhRveWhkvQpnWJh7jDcrGoAjGZks0naaWV0ktLHfpQYEXxN+RG/
rP8aVkasAe2rp/lYijf89M63nscLcJGv+ROtC3a7kBVjvpIvawr2jBt3v6z7Qyay
r6jA5DakMMXN+RtOHRUQmrmHDzwTtKFfkoYqwoFja3RCwyYWlADm0h6llojEZLuC
32Lll316H1sOkgFG3tD8xLiQ5oPLXXmQEQFQonkKECz9WuPvuTqrLvZFREmg3RTc
LbKjPnOANsyb/YYFvAp+7cEMLybMVA==
-----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 333559998338529343204951047001053254479473
 . . . . . . . . [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 2024-01-17 22:36:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-16 22:36:36 +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 'uerzig.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 856936015282703890675360814751134383052486745557566786913396673113642923939781567183956709686987421398355611925164143998241554327077446224394596111914344243870706681720313662988863898333592737021841391970612776422477259612891609121719650678018888108378545072874901475629828720495820979985652550949355056421117511359569025472862952682018402791957135656567040406231039196766346634586469788649806303117707064395952840307961608823784102541205884102696654862008759782300033375961889894800750919716538957721427616117390564676416526285283858503186056895779728496089282718507052725473213359035112320065996362115284339070157456094188807272710038899562648810479908579543205677277391285309286998908391404839297411624790648127620249480129430144204687748903007686090852627484999981582948784363415206790041119457694920526411910902936255844722393502117324742674612520844477673729410890094621095711710388347361252865738872413661726496723821221640333386663074584099149365019087553534581193480164371366787928221232738697169393562033905668215977084722992497240839079355107235721832787321192827819890249335872751477363414653913791543858947724720294845354564164360720297236512674216294574016505215550635775330624107868025747224725527556416199870866011831
 . . . . . . . . . . . . . . . . . . . . [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)
							7dc38b6e02494b860b4e283490c3479b1d8833c7
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uerzig.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)
							00f1007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d19c8a90f00000403004730450220116bef48de089ddf73f001ffb3adb002f1f5460673e77e9f7a7a506d80fcafa4022100c24bb47c8bc12a138d01466f0c8139de48a5a87bfc6890590870b593e173b0ed00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d19c8a94e0000040300483046022100cf0f6d4109b752abcddd98a90c94cbc900f9babe823a0be7ee210dab3e11b137022100cbfa262351763213269ccad66fe3574e446bda80cfe8f772826377998647ffc8
 . . . . [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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