exchange.ifak.eu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f4:16:79:68:19:d0:bc:08:48:41:f7:94:c0:c3:64:a3:7d 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): 03:f4:16:79:68:19:d0:bc:08:48:41:f7:94:c0:c3:64:a3:7dSerial Number (int): 344395628719232778930121149389015359988605
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ee:63:c9:7d:e1:8f:6b:4d:7a:69:72:79:32:98:fe:db:0e:33:15:d6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): fb:9f:d1:cc:d4:dc:0e:ca:21:9c:07:c9:4d:dd:f3:52:96:f6:86:89
Fingerprint (sha256): 27:27:ce:2f:1c:69:1b:60:03:ab:4f:5f:e7:1e:cf:30:99:6e:e9:2a:6c:d6:ad:99:74:43:9f:23:d7:ab:f5:34
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck 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
autodiscover.ifak.eu
exchange.ifak.eu
Other certificates including the domain name ifak.eu
(limited to 100 certificates)
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project.ifak.eu
nextcloud.ifak.eu
ifak.eu
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mail.ifak.eu
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www.ifak.eu
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zebra.ifak.eu
Certificate
The complete raw certificate details for exchange.ifak.eu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFhjCCBG6gAwIBAgISA/QWeWgZ0LwISEH3lMDDZKN9MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMTUxMzEyNDRaFw0y MDA2MTMxMzEyNDRaMBsxGTAXBgNVBAMTEGV4Y2hhbmdlLmlmYWsuZXUwggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDkUhiS0HfhgaqRwpUCywLFOtgkw2eV PKkEUYO5nWbFGpTul3rfpBM5Zx2FTALLoGF5iJC0xVSrIrsxDoefMitlbousiOAl nGi1TsLWO+UInJDijp80uIH385uLml7quYEVUIarSHkh8Xre5ETr0ajNDBAQhHXU ngsfI79nXaBtlmFZBNJIQklaq2hDl1hfOPL7R8BCORQuh8Hq/CKFJeJS2EQidt+9 BOd7RhJmOVgWzGZXaYTBNJUBSTcg7IhwKU+T6KJs0Z5IQLEQpbvU4oAOffonIhEu BbxLxHS6sMEXkdkVQNWmgR4svRQ6PcHGGWy5EiX2sE8JpFp1AgYC0bUBAgMBAAGj ggKTMIICjzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFO5jyX3hj2tNemlyeTKY/tsO MxXWMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0 Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0 Lm9yZy8wSgYDVR0RBEMwQYIXYXV0b2Rpc2NvdmVyLmFkLmlmYWsuZXWCFGF1dG9k aXNjb3Zlci5pZmFrLmV1ghBleGNoYW5nZS5pZmFrLmV1MEwGA1UdIARFMEMwCAYG Z4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMu bGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUAXqdz+d9W wOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFw3oo01QAABAMARjBEAiBC1+Kt syMLqr/DwIrqNzvGb/FURxMRNog/dMA647G1dgIgMYnrl8NqIA6KLe0dB+5f2Fls fPo0KWcHLXB71M1apBIAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQ XgAAAXDeijTNAAAEAwBHMEUCIQCYj3Vekcb3bR2MOsfm5pTs0RPLEvIZ4N0+Fo9f JH/NJAIgX+V0BckZljGN+UUmR71sekZViTzSI/Z6qiOyW+zcWYQwDQYJKoZIhvcN AQELBQADggEBACfSw6VfC3wdSkQAzPkesgTSewoVCBR9Hi0edyM8rBbNlZSluBih tvNUwChLUP2b3jQvK6EX1BAO+QvBKZJpFd8mG31ZwofWZLTfFQhDdIwoaJ0gfAHg d/I7RGaYpmX97sTsfz0GUU6/MU5VBFBiq3QNphKbi41eIBzi+p3FmNi44QC9Xz9o F9UbP+S1IZWeSCCFXNeyaGYm90F15HnsqUEaXtDJ/KTnYrXCvbFHMy25lEVU18OP eMwriyUevMlJut+wOfsbDcjpZARMPavswIfOnm6QP36hdU/daNTE/aTNVBf0zs5L V5ZBmEcbE4NliFuxvLklTSPZMEnpIBvQ9aA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5FIYktB34YGqkcKVAssC xTrYJMNnlTypBFGDuZ1mxRqU7pd636QTOWcdhUwCy6BheYiQtMVUqyK7MQ6HnzIr ZW6LrIjgJZxotU7C1jvlCJyQ4o6fNLiB9/Obi5pe6rmBFVCGq0h5IfF63uRE69Go zQwQEIR11J4LHyO/Z12gbZZhWQTSSEJJWqtoQ5dYXzjy+0fAQjkULofB6vwihSXi UthEInbfvQTne0YSZjlYFsxmV2mEwTSVAUk3IOyIcClPk+iibNGeSECxEKW71OKA Dn36JyIRLgW8S8R0urDBF5HZFUDVpoEeLL0UOj3BxhlsuRIl9rBPCaRadQIGAtG1 AQIDAQAB -----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 344395628719232778930121149389015359988605 . . . . . . . . [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 2020-03-15 13:12:44 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-13 13:12:44 +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 28822816573856988163641991530013057045267230376355625308538641456998774174855470389301197673124455468544319013717625927900965738698467565227542869693239304759576189785335023835583448121413882525511171906537314832241659167850939768209824275838681863222335385143113927144610305908201751044088897488579721007674040460819498315155000135786472985425741676239463709991779730716364154783586950433458334158847330203136404437761233294228666708838202723801784967782688024165801242865039888616232095450036250301361276915377601907466295454460197280752107505965212965209389458385164590865133644186280896974729049953379572266415361 . . . . . . . . . . . . . . . . . . . . [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) ee63c97de18f6b4d7a6972793298fedb0e3315d6 . . . . . . . . . . . . . . . . [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) 00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170de8a34d50000040300463044022042d7e2adb3230baabfc3c08aea373bc66ff15447131136883f74c03ae3b1b57602203189eb97c36a200e8a2ded1d07ee5fd8596c7cfa342967072d707bd4cd5aa412007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170de8a34cd0000040300473045022100988f755e91c6f76d1d8c3ac7e6e694ecd113cb12f219e0dd3e168f5f247fcd2402205fe57405c91996318df9452647bd6c7a4655893cd223f67aaa23b25becdc5984 . . . . [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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