knowledgedefinednetworking.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:de:8b:7b:44:e4:f2:a1:a9:7f:67:6a:5b:45:00:32:67:91 was issued on by Let's Encrypt.

With 8 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=knowledgedefinednetworking.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:de:8b:7b:44:e4:f2:a1:a9:7f:67:6a:5b:45:00:32:67:91
Serial Number (int): 337064945992999746830302505022764130396049
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d5:66:40:2e:ec:ca:d6:a9:4a:42:ec:d7:66:fd:d9:31:aa:fe:45:00
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c6:ca:a0:3e:c8:bd:0f:28:c5:fd:03:c4:3b:37:5c:66:f1:a4:1e:37
Fingerprint (sha256): 41:4e:fa:b2:84:78:7d:fd:10:10:de:8e:87:c8:9a:26:18:91:5d:bf:09:37:eb:dd:e2:49:e1:88:08:e6:f6:bd

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 knowledgedefinednetworking.org

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for knowledgedefinednetworking.org

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

cba.upc.edu
ccaba.upc.edu
ccaba.upc.es
knowledgedefinednetworking.org
www.cba.upc.edu
www.ccaba.upc.edu
www.ccaba.upc.es
www.knowledgedefinednetworking.org

Other certificates including the domain name knowledgedefinednetworking.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for knowledgedefinednetworking.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIF+zCCBOOgAwIBAgISA96Le0Tk8qGpf2dqW0UAMmeRMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMDEwMTI4NTFaFw0y
MDAxMzAwMTI4NTFaMCkxJzAlBgNVBAMTHmtub3dsZWRnZWRlZmluZWRuZXR3b3Jr
aW5nLm9yZzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMOyBsIXrl2Z
6xUWE0SbgXCOSz1BdPXaNjDkRHIouXflcBAMh+NZteS3DS7f0i1ehap75aFwXxB3
xrvDU7lu2RXwDp5UwrcGdaRhRToAsziR6sCs8G5dP9/vRpmgEsvovGMZdRQB8Ppi
3zULNK72T+O0ZLhXxsL7qhOhIdj9tlJqycvklPipmEf6F3w7S34h1McZfkRSZxM3
3vV6x6HTuqZfcyiABzQ0somNBLhj+oGeRJg12t/QgiL0YUfpGSywdVjZnmk73IwP
g5jdp1j/ZKKobf5V5x/hTi2RUmhwTw3KIhYkW5wBsITZovGwJs5ObuRYhBy+Bsul
u5MDa/7iSfUCAwEAAaOCAvowggL2MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU
BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU1WZA
LuzK1qlKQuzXZv3ZMar+RQAwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo
7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnLzCBrwYDVR0RBIGnMIGkggtjYmEudXBjLmVkdYIN
Y2NhYmEudXBjLmVkdYIMY2NhYmEudXBjLmVzgh5rbm93bGVkZ2VkZWZpbmVkbmV0
d29ya2luZy5vcmeCD3d3dy5jYmEudXBjLmVkdYIRd3d3LmNjYWJhLnVwYy5lZHWC
EHd3dy5jY2FiYS51cGMuZXOCInd3dy5rbm93bGVkZ2VkZWZpbmVkbmV0d29ya2lu
Zy5vcmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggr
BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5
AgQCBIH1BIHyAPAAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAA
AW4ky0Q5AAAEAwBHMEUCIQDW+Yu9Y7/0xpyE4JByz78xPKpbifBd8wR5ksh9zq5x
MQIgKuPam4tRbn/bXPmgczm1j66ojEgtT5uObWY9z7IWaS0AdgBvU3asMfAxGdiZ
AKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW4ky0RtAAAEAwBHMEUCIQD7JL+orPBh
xwX9oTNomlw4JPe7YzCvP7W2ZVKJO0O4eAIgX0SZV0p9vvOpLWyyp0UEjcNKHoLx
4WdjcMvLmvUFk/4wDQYJKoZIhvcNAQELBQADggEBAFfIkfwvKX6GIEDX7izqb6SG
p/LP5gZXNhsraLbZT4OWXc0rjE/kIpVfH/GGY29/L1jzr/VNbRT+GJpnjAedFfEJ
JoNoGVXuDOPDlPVkzKEXH6k63B6/N+eZIkuXkyavDDgKjFKJupwupsLywWU12bFN
f+4OjLlTCyQzAgJN7BaH5fdV2PgocvfBo08TZK2DZ/bAyaJrdUNQgqV5lxrKrwmL
cmPAr0oT2HrBABklVz1JHvwBktJG8F4yO42ylTBWYrnUSMHnGiipvlC96QX24iAd
WHQAhtXN7kox/QuYdIUwQL8zH0oZRqQ55qiSGnF5mAfC1zULP7cqYW289JMc4NU=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw7IGwheuXZnrFRYTRJuB
cI5LPUF09do2MOREcii5d+VwEAyH41m15LcNLt/SLV6FqnvloXBfEHfGu8NTuW7Z
FfAOnlTCtwZ1pGFFOgCzOJHqwKzwbl0/3+9GmaASy+i8Yxl1FAHw+mLfNQs0rvZP
47RkuFfGwvuqE6Eh2P22UmrJy+SU+KmYR/oXfDtLfiHUxxl+RFJnEzfe9XrHodO6
pl9zKIAHNDSyiY0EuGP6gZ5EmDXa39CCIvRhR+kZLLB1WNmeaTvcjA+DmN2nWP9k
oqht/lXnH+FOLZFSaHBPDcoiFiRbnAGwhNmi8bAmzk5u5FiEHL4Gy6W7kwNr/uJJ
9QIDAQAB
-----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 337064945992999746830302505022764130396049
 . . . . . . . . [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 2019-11-01 01:28:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-30 01:28:51 +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 'knowledgedefinednetworking.org'
 . . . . . . . . [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 24704257557692714255082032394719418390758197244376548511025130382466581488980073235191248541144095296331432738584708128664622300762995444366368098679340734069039108481425927996827228030930177091706302032541373945127373242986961198687298059140499978219981061734674962918298511752218660457356392100496488661152787559447911786562155824252894339990725981660800988571794118423110432743497559451905454200927436505531047844449086145416178196058212056470287500122915865369081671187913945298851391177529223285257432767436304931689503645431446009888769406442042508773550460395014386603514008410843400164287337063568048583231989
 . . . . . . . . . . . . . . . . . . . . [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)
							d566402eeccad6a94a42ecd766fdd931aafe4500
 . . . . . . . . . . . . . . . . [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 (167 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cba.upc.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ccaba.upc.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ccaba.upc.es'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'knowledgedefinednetworking.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cba.upc.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ccaba.upc.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ccaba.upc.es'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.knowledgedefinednetworking.org'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e24cb44390000040300473045022100d6f98bbd63bff4c69c84e09072cfbf313caa5b89f05df3047992c87dceae713102202ae3da9b8b516e7fdb5cf9a07339b58faea88c482d4f9b8e6d663dcfb216692d0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e24cb446d0000040300473045022100fb24bfa8acf061c705fda133689a5c3824f7bb6330af3fb5b66552893b43b87802205f4499574a7dbef3a92d6cb2a745048dc34a1e82f1e1676370cbcb9af50593fe
 . . . . [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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