spfau.de

Issued by R3

About this certificate

This digital certificate with serial number 03:08:4d:d2:9d:fa:e2:ba:3d:49:d2:79:65:f2:86:07:4a:ef was issued on by Let's Encrypt.

With 2 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=spfau.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:08:4d:d2:9d:fa:e2:ba:3d:49:d2:79:65:f2:86:07:4a:ef
Serial Number (int): 264162560872879495647320827217327197473519
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f2:7d:8d:b2:f3:18:a6:dc:c8:4f:95:6b:69:cd:66:88:8e:96:46:33
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b4:27:1a:2b:6c:d2:d9:6e:e4:c6:7d:30:fa:27:ef:a2:4d:5d:cf:70
Fingerprint (sha256): 77:10:25:93:e1:56:44:41:f1:6c:a1:9c:8c:a3:02:be:e4:7a:0c:9f:45:70:ba:e2:b3:74:28:6b:d9:3a:d8:b5

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

Revocation information

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

Check the revocation status for certificate spfau.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for spfau.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

spfau.de
www.spfau.de

Other certificates including the domain name spfau.de

(limited to 100 certificates)
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
spfau.de
spfau.de
www.spfau.de
spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de
www.spfau.de

Certificate

The complete raw certificate details for spfau.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAk70ZQgJqYoB47/awolQV
3yD5zwCCZC33LdRTODUV67gsu/wHmL1+b/jzoMmQULd+CpNsNYEULBXuqv1DFBs/
WSkkFa9iAx1QZfiGQ5si4pWI8Cfw09yQ+fbzi9ITGTFp84nnfmdMPEvGBkZak2iL
tbhMaBApy6GEPulWwVzbxF+ApwZaKuXDkiR8eb8MGMnWXf/3dUbvdjBW7OSveMoI
PlEXVW/FbivOxl24yo8dI+wIdbIgq2yDgrG1nybcCVSdY0fme/dcvG/ESGsgMzO6
oGbHLlDrEs6k83doh9/+dtpMmPftc1of0gPYPrpTCT/pCk7ujBh8oAMTd4IHjQW1
WQIDAQAB
-----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 264162560872879495647320827217327197473519
 . . . . . . . . [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 2024-02-25 00:05:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-25 00:05:14 +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 'spfau.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 18650278856371211630722875068865849474813351315299093742722741278934021237201435584799346052132226365388106047166787458788205515415495978890806221470157240918831985081037010246469916487427011276203530400378417504043141939870723305006532923239151514186756344074249780694920325975062116861382965789399930531577459147140933601464018503613967599081686861944890196385262209047236848624069118962897720216730974442351864991580386303252030860245966682861777361355673246790942985548122890561094032632334110934724796145720598924512569825370774834646787651650332207295288772085330342948385962556074519176478396586644168744744281
 . . . . . . . . . . . . . . . . . . . . [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)
							f27d8db2f318a6dcc84f956b69cd66888e964633
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'spfau.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.spfau.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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018dddcb78a70000040300483046022100b5e92a5cf6e76dbe07b949dc5ce2086f9ed71e1475b67fb8583eda81380cd9da022100b9710dbc27fdbfee4dee0288697d9294f26dcf4bad2c5bc01822858bd96f971a0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018dddcb78ae0000040300473045022100e2dcb7dad96e0f2133d3e6cfa371942b3bf96d77fc5b6dbd91802cfd90cc67b502205342a3b9244a44c676a5ad285a6c04f23a5c8202e8ce395626891a4719d03e2c
 . . . . [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)
		008cc073b7a4962b487fc66cf5270547cd095564efef8abd6ff7228438753378f2eb2b51879ae2df87047ced9929ea1ed3d86ffe3541077339835e56af4eb9e89e73c27c9377ed59ec01a9fdb63945c4d43416cfbaecd417e19ae945eb8e8690d736a377150871f90cdcc118b5456975c76a5350e7b2b78d46a2dcbf19b999b7ac88e7c3cf8d4f2e399fc59d9945e3cd7fa9be6ff733e5e471da88c61a3054301f77049ef8e3cb3e440a021f7adff657e0e2e4cbbe1aaeae7686f28179ee3f89e86c8db57957251478143b5a55225a7a605eed325edd31bfda532eeefb72961cb271c52bd09584d38a664742381329eea7f1928c790edaa028aef8bb06cea3df66