perfusionsakademie.de

Issued by R3

About this certificate

This digital certificate with serial number 03:0c:17:64:cc:ce:72:20:a0:1d:94:e7:f9:50:67:57:72:88 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=perfusionsakademie.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0c:17:64:cc:ce:72:20:a0:1d:94:e7:f9:50:67:57:72:88
Serial Number (int): 265451341825888789405021238100317877793416
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9a:c5:51:05:df:8a:cd:2f:5d:e8:05:01:60:04:17:02:6a:1d:40:43
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1c:a1:06:3e:48:a2:82:d6:f8:f0:14:c7:b2:2f:c1:69:e2:42:c2:eb
Fingerprint (sha256): c0:d2:49:37:2c:e8:02:85:44:85:12:f7:4d:5e:39:39:d2:1f:ef:1d:27:57:1d:ff:da:a4:df:43:ad:12:30:41

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

Revocation information

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

Check the revocation status for certificate perfusionsakademie.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for perfusionsakademie.de

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

perfusionsakademie.de
www.perfusionsakademie.de

Other certificates including the domain name perfusionsakademie.de

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 265451341825888789405021238100317877793416
 . . . . . . . . [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 2023-12-06 13:26:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-05 13:26:23 +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 'perfusionsakademie.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 716657858850871566238541688099909661509744652411326788583070266214965665214827451680065845126383404160375678354210621751976393483292322085435633682185760215945534829387760915251123219979174082015721091352351679818792561031712962990018471841233604738630783262783853628925650993699811466103458288970396774932021043526668606852535970217926048456122831491628011604076699842696115807453953319305538814300123212194561728821804979226958990374970947197641889211755800731264399255583516647143538545165656986003262079951746513355718235754234149976235161537093150485387769962182854622562212122965526799322186192630843740614392488121850217382847508595476998048407216558313201217457830429888485781189346017836434394979634132671297420848102712001675324275525335991874467912291680034998461780098757033413152584812787579471380256866148171572045706283606589293179904125851777225805829381593132759199765682326500364211194410730431136095799692064833867483059669666505685066607441856377981423594190591823587903714198821661167399062881995371942009979797952328000511183841769430806253839914783216303682231344234111316907561578968623706650404731892227002093645289193401904016780622956043045198742323661185854460325592650804939024956796394110348193945938171
 . . . . . . . . . . . . . . . . . . . . [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)
							9ac55105df8acd2f5de80501600417026a1d4043
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'perfusionsakademie.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.perfusionsakademie.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c3f85d3a2000004030046304402203aac9996c570b14cfc64bb79295b959c8036fac9a6f02cdb9e62801f3662e64c0220731f74a21bf450fe687e2b98759c600977bd412ee9477df6198666680e22e38f007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c3f85d3ab0000040300473045022100eb8798d0414eff13e6e6fb70156482639286a29dab87936dc79692ef26a3dca2022072930530b13f819dfcd40b10142209f8c204e4c1cc07481b5abeffc08cbfb344
 . . . . [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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