www.ifak.eu

Issued by R3

About this certificate

This digital certificate with serial number 04:ee:18:31:c3:f5:e4:83:eb:a3:89:84:12:4a:d6:ae:77:a1 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:
  • 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=www.ifak.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ee:18:31:c3:f5:e4:83:eb:a3:89:84:12:4a:d6:ae:77:a1
Serial Number (int): 429468506923220741670647227338455790811041
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 47:6e:34:37:91:5d:3b:4a:3c:13:4b:31:36:12:1f:1b:be:8c:62:53
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 54:bc:26:52:cf:6a:5c:cf:88:55:14:f5:8b:05:1f:50:f0:15:e6:e5
Fingerprint (sha256): 4f:22:fd:7b:ae:a6:ac:b0:10:85:ed:bf:29:0d:3f:b1:fd:59:1d:dd:a9:f5:87:e4:78:5b:13:6b:82:85:db:f7

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

Revocation information

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

Check the revocation status for certificate www.ifak.eu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ifak.eu

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

www.ifak.eu

Other certificates including the domain name ifak.eu

(limited to 100 certificates)
service.ifak.eu
ifak.eu
www.ifak-ts.com
project.ifak.eu
simba.ifak.eu
project.ifak.eu
exchange.ifak.eu
exchange.ifak.eu
project.ifak.eu
ifak.eu
project.ifak.eu
mx.ifak.eu
exchange.ifak.eu
ifak.eu
zebra.ifak.eu
www.ifak-ts.com
nextcloud.ifak.eu
zebra.ifak.eu
fw01.ifak.eu
service.ifak.eu
fast.ifak.eu
project.ifak.eu
project.ifak.eu
service.ifak.eu
exchange.ifak.eu
zebra.ifak.eu
exchange.ifak.eu
nextcloud.ifak.eu
service.ifak.eu
service.ifak.eu
mail.ifak.eu
www.ifak.eu
www.ifak.eu
nextcloud.ifak.eu
project.ifak.eu
nextcloud.ifak.eu
ifak.eu
fw01.ifak.eu
project.ifak.eu
mail.ifak.eu
mx.ifak.eu
project.ifak.eu
www.ifak.eu
ifak.eu
nextcloud.ifak.eu
zebra.ifak.eu
project.ifak.eu
nextcloud.ifak.eu
ifak.eu
ifak.eu
ifak.eu
nextcloud.ifak.eu
nextcloud.ifak.eu
zebra.ifak.eu
project.ifak.eu
project.ifak.eu
zebra.ifak.eu
www.ifak-ts.com
www.ifak-ts.com
mx.ifak.eu
service.ifak.eu
zebra.ifak.eu
project.ifak.eu
www.ifak-ts.com
zebra.ifak.eu
exchange.ifak.eu
service.ifak.eu
service.ifak.eu
project.ifak.eu
nextcloud.ifak.eu
ifak.eu
nextcloud.ifak.eu
zebra.ifak.eu
service.ifak.eu
ifak.eu
project.ifak.eu
nextcloud.ifak.eu
ifak.eu
service.ifak.eu
www.ifak-ts.com
service.ifak.eu
ifak.eu
ifak.eu
nextcloud.ifak.eu
zebra.ifak.eu
project.ifak.eu
mx.ifak.eu
www.ifak-ts.com
www.ifak-ts.com
www.ifak.eu
ifak.eu
project.ifak.eu
project.ifak.eu
ifak.eu
www.ifak-ts.com
service.ifak.eu
*.ifak.eu
www.ifak.eu
project.ifak.eu
zebra.ifak.eu

Certificate

The complete raw certificate details for www.ifak.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEn6SCixKc2MgAvVgTpPyKcVs2C2goe9Ek
smMJcaVL0zrfD/ptVcu+ZXhQeZeC4NTrVZ2EDAVmIYsfVY0oGfn/htiVXGN1s2kv
IIDdcFSbNPrKzokO/3bFKTXZyaKCV/XL
-----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 429468506923220741670647227338455790811041
 . . . . . . . . [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 2023-11-30 05:12:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-28 05:12:12 +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 'www.ifak.eu'
 . . . . . . . . [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)
				00049fa4828b129cd8c800bd5813a4fc8a715b360b68287bd124b2630971a54bd33adf0ffa6d55cbbe657850799782e0d4eb559d840c0566218b1f558d2819f9ff86d8955c6375b3692f2080dd70549b34facace890eff76c52935d9c9a28257f5cb
 . . . . . . . . [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)
							476e3437915d3b4a3c134b3136121f1bbe8c6253
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ifak.eu'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c1edb3e1d0000040300473045022100e26b5aee5be79594558fc863fd1663a72be742c69e6588f72a59d5948fd1fc470220339437516b75e91e7f477a6a830dc9424e6b794f57028c4069abb7519ee7302a00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c1edb3e2d0000040300473045022049e761ac304ae9d5bb073cb2a7897185196939e0ba7fb11af36da8dd9011f2f0022100a1d4a4a120811e314ac227bc3397025375e7f3b0d10d5cdd2c47c117bdd87e3d
 . . . . [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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