knowledgedefinednetworking.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:80:22:08:39:1a:43:27:48:05:a8:5b:a6:71:00:f8:43:fe 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): 04:80:22:08:39:1a:43:27:48:05:a8:5b:a6:71:00:f8:43:fe
Serial Number (int): 392050523141330727945503139437993518449662
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9d:81:42:27:ef:02:a9:3a:07:aa:77:26:78:90:8d:6f:10:6e:90:5b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:a7:d9:94:bd:ba:0d:ef:b0:f9:22:c6:1a:0b:83:67:a9:1d:a8:c5
Fingerprint (sha256): 6f:2f:95:14:bf:f0:98:5b:4f:65:33:28:71:e7:96:fa:7a:39:ad:f7:02:a6:15:43:93:82:2d:8c:39:46:d3:07

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-----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=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvfozLfOyyczdb4O36+nm
5KtHX7/jqcV/bjr4ghhOuQzqb/qbtithZhzGYiWdgrw1M+x1c4ed87EnvekrYjVp
W41WRu71FiE8I0s+yiex9nnNiniimpMy8MuoS9Ja/++Blnmf+MRn+ByWyCAbtuet
ANyNuUm8XTV6frh63d0k+5lxvve4goRpMFwLVp2tGu1pFF1ZJmG9IPCOA+BBounN
xC6F4I8/SYriuqSTp1JAJ8txQTYenYHDML+kn4V/QRqAiihdOBcb/MO8bS+AUsay
e4HeQN99YpyG33pCYIusNQLKEkAm5jVSb4B3VO0M6G0Bz11KsyGLEdNAwE7NyNae
kQIDAQAB
-----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 392050523141330727945503139437993518449662
 . . . . . . . . [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 2019-03-05 10:55:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-03 10:55:19 +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 23982417817465855813774327769754317559554825792580674378885863145767345391977877797961762605350522628616332039403301875554521863521612503025509803758277220612720574839145359134053308687106696630620905524001320449110822423771025398779665310605699950215490626247314858401604165793286576022248008828839872100352530855089105252868516013852352269040509945958338683723180701044619924778393790474416812813293716822593141653364301529024972119783980268701445272897023207660757709733779510675955543540627035052875635929988160790867121373961336492184995937853508397962758074392762315090224527635482681997280836558571079548182161
 . . . . . . . . . . . . . . . . . . . . [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)
							9d814227ef02a93a07aa772678908d6f106e905b
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001694db5484d000004030047304502201e856c3a56b1c84d0ca80bd287661f2bdf9d0bbf9fb7bbe1d45fed8f9f775b16022100ed0a943afd9ef9ffdc78639fac56be3415a88c940b5a9955149e44566442e25700760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001694db5484b0000040300473045022100a4eb4f8ae1c2e5a07aacf28d1980c62d2bd7822dabc414caa98ed10a10a82c7e022043d5a411620aa84dcb4f2d190ee67b0383779e3f34a1ad7f6b703f8d492297e8
 . . . . [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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