sandro-lammersmann.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:3a:79:7a:40:ab:c9:e5:d2:16:a4:0f:38:7b:3d:13:d3:ec 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=sandro-lammersmann.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3a:79:7a:40:ab:c9:e5:d2:16:a4:0f:38:7b:3d:13:d3:ec
Serial Number (int): 368346992367846848283710869087930010555372
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6e:29:6a:00:38:1a:67:38:83:58:50:6a:87:fc:97:f6:03:ef:fd:e7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2d:15:4d:8f:c9:d4:80:58:4e:1c:75:17:aa:5b:7c:e5:63:67:71:0c
Fingerprint (sha256): 98:da:47:fd:3a:69:0a:40:2f:1d:3f:89:48:56:72:5d:de:68:6c:4a:df:26:88:0c:86:ef:15:9e:0c:14:4e:ce

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate sandro-lammersmann.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sandro-lammersmann.de

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

sandro-lammersmann.de

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Certificate

The complete raw certificate details for sandro-lammersmann.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9kZ8h2uMEpwV1G8P1Qay
F/ATZ45upqJsgCcWQvHh9I7qfoXi/tcrQUQWTwZ8d8CkBMyf1ZRKOSJO13c5OUE6
+cxvjolo7bhHP4t3rMGYpdr0z+ReJMBu2C1ES1arieTQU2MWesDcgIdP0TCVdL9o
neH8A3ITv953jcordMlXPB3pyzuDMxXDTt5EPf1omUg39OF3SG4K3cI2FUoVXupX
Dw59HQsjpxvQJ3fD5ZqC6iLlZOiSOXKXXZCFbbHt1DEPI6/0BkpB5xT7eSTCocUg
kbJkgtN53j5VWXKj4PdC9XKGouIAXi8fgru11DT+PMr3LCFKCFyyQsItKM/Z9iiw
kwIDAQAB
-----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 368346992367846848283710869087930010555372
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-28 23:34:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-27 23:34:03 +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 'sandro-lammersmann.de'
 . . . . . . . . [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 31089381181332896817897864775816573674502326594122230314564962648357153926009895617187853000243397542056040799693971232568989995137071192905689019986870318781089546898417897095700760084806510340553210330788463235208094703446565829751602343513452338383598330552411962524317698562147420283209157375524034545106704806831293081417837902941019338956492980452723502764630923421043712397570293964875330244950920652760938982217481006772307117644543714911910069819475884869522051317148826658464284607206133044871027609336458687547844365804297597998616146182970865900441730486616211707446181835836220450201771156247721858871443
 . . . . . . . . . . . . . . . . . . . . [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)
							6e296a00381a67388358506a87fc97f603effde7
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sandro-lammersmann.de'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016feeb825150000040300473045022100fe37d1b4c491ac0402dc740778e54aeeddb8c5387486a34bfb5a41b3c21110650220311d3254ed531d89455b70f71bbab485a0ef5fae9dc68500a18e88fb7bda66e100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016feeb8251500000403004830460221009a51ce85740dcf57727a37dca13b4361f08eeed6d738617a9d25b35fb7fd53b90221009e4613e369fe7fd8a28be5eb368946527b87641c65ac1635de23d3b9c5862c24
 . . . . [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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