exchange.ifak.eu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:aa:50:e0:24:7e:b8:73:73:0a:6e:25:61:dc:79:8b:5f:3e was issued on by Let's Encrypt.

With 3 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=exchange.ifak.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:aa:50:e0:24:7e:b8:73:73:0a:6e:25:61:dc:79:8b:5f:3e
Serial Number (int): 406404648157966209466288751471683617644350
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a2:0d:71:84:47:53:9c:ee:43:a6:de:fb:2f:2c:87:31:50:0b:e8:03
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6e:b1:8f:89:0f:e6:c2:97:26:da:d5:15:c6:0c:85:df:d4:dc:3f:03
Fingerprint (sha256): 7e:33:18:93:c7:20:2b:76:7c:b9:be:83:af:e3:09:44:cf:04:2b:6a:bb:78:eb:89:55:f9:54:9d:be:14:1b:ef

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 exchange.ifak.eu

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for exchange.ifak.eu

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

autodiscover.ad.ifak.eu
autodiscover.ifak.eu
exchange.ifak.eu

Other certificates including the domain name ifak.eu

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqw+OZdzVZa8DXZFEirW0
afHRHGNSe/TKtMra/zL20Uo0xCwGo9HX30PxbA7C7r9VeAA8NEtqyq4RUusu0wpP
t8UCahteRuoP8lV7IlS7n0E8EwFqbqviXCjUTw9u+YRDfdg9CELarB/X2r6GzxJf
PbulVCuYfpYDEAgju4xKie/989C0xQcmOt73OarC37kZDOUxhH7DTTO1WsVHyoW/
mJDKkwcM2znH2W1iON/cSFWTrazspfTV1t4BsjL2j4q4EY4jCU6UqfunGgpX/qjT
I6xXUiG07XCO5/p1aHukrtzrh0BMwmRu4xi9XwTMnMRN1GaiGfONGPi1gvBRcVbL
QwIDAQAB
-----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 406404648157966209466288751471683617644350
 . . . . . . . . [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 2019-10-14 17:59:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-12 17:59:23 +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 'exchange.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 1.2.840.113549.1.1.1 (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 21594421217932450066460479858284567315358130147859265909366675735977003042378722483431519425010233533627951599144089679143423108852580229508586739774889507374741242360669442670085736223651154870979472787316166108160846838240886641209144416055497908392400946115250856641803091694404322433438354439427454267570884462391228023315472858500673152888990958509463558609499811674328547504095399551912548690710206579424800440523499704195934451031878027290103546751117433463981934477908102025738564456020675164665896933758575473340476464065842842743952398688640437045542868220963373117781024052073432911262499254971681148947267
 . . . . . . . . . . . . . . . . . . . . [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)
							a20d718447539cee43a6defb2f2c8731500be803
 . . . . . . . . . . . . . . . . [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 (67 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ad.ifak.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ifak.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exchange.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 (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)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dcba3a8a40000040300473045022022e490812bf41bb406c5db50630e1a454ddfdfcb72bcc80a4f44c319632b33ca022100dc3fa0797fa4768553f70b8db548af87cf2411ad1f9ad9aa294e640ab3a0a7c9007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dcba3a873000004030046304402203a7a1dec76faa9b2f85d3a79b4c3ac2f624d05cb4d931b735b0ad254e473257202202e0d4fc849fac68d3b0a582159385de443ca4beb49f8cf6081b6e965873b84a3
 . . . . [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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