friedrich-sailer.de

Issued by R3

About this certificate

This digital certificate with serial number 03:71:25:b3:b4:b2:b4:f6:3a:69:49:85:33:04:08:02:e6:58 was issued on by Let's Encrypt.

With 9 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=friedrich-sailer.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:71:25:b3:b4:b2:b4:f6:3a:69:49:85:33:04:08:02:e6:58
Serial Number (int): 299838879779320852490874634511572594255448
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8e:31:00:6f:70:92:28:fe:19:90:ad:d4:36:42:f8:5e:0b:7c:e9:29
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 42:c0:15:50:cb:ef:7b:87:e8:36:ca:85:f1:43:e5:88:b1:69:b5:bd
Fingerprint (sha256): 01:8f:56:69:56:6f:af:f8:93:37:8e:d8:a0:6a:79:87:83:22:f5:88:31:67:ae:b1:6d:06:13:e8:f1:35:3b:af

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

Revocation information

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

Check the revocation status for certificate friedrich-sailer.de

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for friedrich-sailer.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

api.friedrich-sailer.de
backend.friedrich-sailer.de
cron.friedrich-sailer.de
friedrich-sailer.de
fsailer2.api.itool4.net
fsailer2.b01.itool4.net
fsailer2.cron.itool4.net
fsailer2.f01.itool4.net
www.friedrich-sailer.de

Other certificates including the domain name friedrich-sailer.de

(limited to 100 certificates)
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de
friedrich-sailer.de

Certificate

The complete raw certificate details for friedrich-sailer.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6B22otTWKU6yn0eW/7qc
r0AggaqsGDiXyXrr34REiuZcpTzMNN/OMsyPpSdrpts72nW/1jOJqway3ZQtS9M+
gPYXxR7NNhmHkohQSed5M6mmBzHKNu3BfduUwFFuYid9RBB174cOP/tJKflhCeAn
L/oy0HTaGKyr8v/BHdu17pqhUPL/r2anAq7ts5r/ue9KIBw3tnJc/1p4ferd/vq6
yPMe+f0u7eL7GZLPXkK+0cdOe1K5wQjpOuSgXT6NN6vedJTAgoL7RPcmGw5r+bsz
RakxNtG6hzOkCgsFSEWN5uwa+y+HS0QEM+5wqXmQZQ3WUTlX5R+JBlKxdxzcFYi6
owIDAQAB
-----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 299838879779320852490874634511572594255448
 . . . . . . . . [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 2024-04-16 00:18:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-15 00:18:13 +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 'friedrich-sailer.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 29301938986664240107267864368490664159932420373550982453248420710435350799615791087745932947492550406907870227504339755965132653863710433536883974868311491558554100582289680592017308139255358866225718396684033428033341944748396350894167116320480947641107595492688698440653978516990601534102275064536265011966447083050204041417249753332037656809398270629792883857632814915282682548941416879715659007385338015813935816677068424096738870838813311149838322469198515218270875822765935467612803072256891712459248292094364388032548231199572300349985914323076128042176399937588408302130977870258792390327897499882025168452259
 . . . . . . . . . . . . . . . . . . . . [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)
							8e31006f709228fe1990add43642f85e0b7ce929
 . . . . . . . . . . . . . . . . [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 (230 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.friedrich-sailer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.friedrich-sailer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cron.friedrich-sailer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'friedrich-sailer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsailer2.api.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsailer2.b01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsailer2.cron.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsailer2.f01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.friedrich-sailer.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 (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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ee47bae4e0000040300483046022100bc9363405c0783dc2e8ef2cecf5e6ab7cf46bbe77c2b851e9d0b059623e3609a022100c75dd1586027ca9d9dc6d9af6c87ec9b42e4c44cb8bfdec79d8edf623279b7d00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ee47bae7700000403004730450221009556618d43966fcc6106db6f9111ae1e4d044f33f0e190e6ce6e4018f85f2fc7022076a7b1e3f1427c655fdd481ffff360031205d1bb7d8de8c0c8643610f12dcc08
 . . . . [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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