brigid.fuin-uireb.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:cf:fd:f3:2c:ff:11:41:83:c0:4c:4c:d5:a9:0d:4e:fe:5e 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=brigid.fuin-uireb.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cf:fd:f3:2c:ff:11:41:83:c0:4c:4c:d5:a9:0d:4e:fe:5e
Serial Number (int): 419225151003380000651705962524705955970654
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f4:b3:68:52:34:26:f5:52:8f:5a:cb:33:e0:32:96:96:e1:fe:04:9f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 99:60:0c:65:23:b9:eb:6a:c2:05:74:25:6b:6c:e7:38:1b:cf:d4:07
Fingerprint (sha256): 00:6c:6b:ab:9e:cb:ef:5e:ec:dc:62:20:63:b7:91:43:8a:64:e0:d8:7b:15:37:6e:94:84:0c:31:b1:ff:51:33

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 brigid.fuin-uireb.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for brigid.fuin-uireb.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

brigid.fuin-uireb.de

Other certificates including the domain name fuin-uireb.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for brigid.fuin-uireb.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 419225151003380000651705962524705955970654
 . . . . . . . . [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 2020-06-07 05:54:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-09-05 05:54:28 +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 'brigid.fuin-uireb.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 885464323007167518031489883384157394051954762795006203893460915923489699721633039999866217046795863988041127708432729227839529686684257145359942638920506266379646373746734526177741932331706381919796932509763890916007137569319629584893325582515153233903466607156376862480517358725850562974117264697188699321666474730896243558246469881452516266287660984313397509076002718319409270203843847636030898248747198315676125489319774602176716711250667081468527955929177686329912813191429600737319225430221098883626776644836685429679711318646543416396530727624762374373960128744652514460910185040282102853414835748116498410582463178187857372384084669882743581225515098196887990680650696831558289100626477404222360616053372064769760595121008636676666625516465911906495844341116786263739865384752929560099687754820341285049743082390210285646766997733906653500506950454051219920570881094174581224724194876738647060621511494667584202313759854521864112886193750825920322339073350153150581649038309893168563623803444123827094492412367224469148607913941132605012438127798081858255471351301603296459061528367874123628802942216043897653390165989277080643370739022627437749715564794219543309402689914616509080012414285067861093246051345812750287989233889
 . . . . . . . . . . . . . . . . . . . . [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)
							f4b368523426f5528f5acb33e0329696e1fe049f
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brigid.fuin-uireb.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001728d8f255a000004030046304402201287de5c1aa9c7085e1c5c7f0e0755ee1a9fc9547ec2a94c820ee6c085ac843702207cf56ba5350278a8326ee331e49adfce37ddaf15e67f60dc4086ab1f8c3f9469007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001728d8f26cb0000040300473045022100e6475c6be4da23b38639905767765464f8a66511ca7e74e4ff299ed8f0a38aba0220051e367c65de7dead390cc60a3844c62eb34219c3f40fa5c727d148f8f30cc5b
 . . . . [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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