fsmed-koeln.de

Issued by R3

About this certificate

This digital certificate with serial number 04:2e:a8:23:d9:a1:4a:64:bd:02:43:a3:e5:14:4f:e7:ea:8a was issued on by Let's Encrypt.

With 4 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=fsmed-koeln.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2e:a8:23:d9:a1:4a:64:bd:02:43:a3:e5:14:4f:e7:ea:8a
Serial Number (int): 364325629053147712324512482194215328541322
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b7:37:e9:3f:c8:a7:e0:84:b1:09:24:7f:ee:3a:a1:85:00:6f:dc:7a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 81:ad:27:2a:dc:9e:ed:28:fc:68:4c:8e:46:2d:8f:cc:a0:54:93:4a
Fingerprint (sha256): 07:0b:35:b8:8d:8c:c2:b7:9d:0e:c6:e6:61:1e:19:6e:98:14:20:ab:3a:04:10:a9:8f:20:29:49:82:8f:64:bf

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

Revocation information

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

Check the revocation status for certificate fsmed-koeln.de

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fsmed-koeln.de

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

fsmed-koeln.de
fsmed.uni-koeln.de
www.fsmed-koeln.de
www.fsmed.uni-koeln.de

Other certificates including the domain name fsmed-koeln.de

(limited to 100 certificates)
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de
fsmed-koeln.de

Certificate

The complete raw certificate details for fsmed-koeln.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEpzTJb+PLmtg6USusA8zw2AcOZ31j9Haa
8BZAm9M8kCgVsZlGFhHEvsQVA7o55BFcncjKaMin0xHsxLKDqB5L8QcHfRoPb/pl
YKv4mgkzT/pwUGVYoyFl6rpd4JZF6f3e
-----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 364325629053147712324512482194215328541322
 . . . . . . . . [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 2023-05-20 04:25:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-18 04:25:21 +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 'fsmed-koeln.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				0004a734c96fe3cb9ad83a512bac03ccf0d8070e677d63f4769af016409bd33c902815b199461611c4bec41503ba39e4115c9dc8ca68c8a7d311ecc4b283a81e4bf107077d1a0f6ffa6560abf89a09334ffa70506558a32165eaba5de09645e9fdde
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							b737e93fc8a7e084b109247fee3aa185006fdc7a
 . . . . . . . . . . . . . . . . [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 (82 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsmed-koeln.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsmed.uni-koeln.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fsmed-koeln.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fsmed.uni-koeln.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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188379ea14a000004030047304502205d38f05dfd48a3fd2e86b77c3dfe28bc8eb708c5353173fca62dee46f5a22db2022100df2d9a33e28c04dbc97b63e7051549d50cd7aadd30daac9205ac68400a0815370077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188379ea1520000040300483046022100cfa698efe788269fbc4c33bb4d10ce7144ca0690af3ba716d4ab2cfda082a8c20221009607096d0b8c97c4d9ff431ad1fbbfa689967864c3e7cb75d9beb14db4a8977e
 . . . . [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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