cba.upc.edu
Issued by R3
About this certificate
This digital certificate with serial number 04:df:4d:09:36:76:5b:cc:ab:95:25:ca:66:72:b6:1c:ed:62 was issued on by Let's Encrypt.
With 7 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=cba.upc.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:df:4d:09:36:76:5b:cc:ab:95:25:ca:66:72:b6:1c:ed:62Serial Number (int): 424434509941384881615400680439578481192290
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 86:3e:9e:1e:08:73:36:82:9d:a8:f0:fe:f7:ff:e7:15:3d:a5:0f:12
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): c9:a5:5f:38:42:12:96:bb:db:c6:4b:d4:c8:ef:af:6d:4c:08:2b:fe
Fingerprint (sha256): ee:26:d4:f0:58:60:53:1a:7c:16:3d:e3:59:7f:d8:9d:9e:f2:70:3e:a4:82:e1:3d:6f:dc:21:b5:e1:54:c8:4c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate cba.upc.edu
7
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cba.upc.edu
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.cba.upc.edu
ch21-dataset.bnn.upc.edu
knowledgedefinednetworking.org
www-old.ccaba.upc.edu
www.cba.upc.edu
www.knowledgedefinednetworking.org
ccaba.cba.upc.edu
ch21-dataset.bnn.upc.edu
knowledgedefinednetworking.org
www-old.ccaba.upc.edu
www.cba.upc.edu
www.knowledgedefinednetworking.org
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esecretaria.upc.edu
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sosetseib.upc.edu
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nexus24.webs.upc.edu
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mdut.duot.upc.edu
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wwwajudamow.webs.upc.edu
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gitsgcreb.cs.upc.edu
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wikicodalab.webs.upc.edu
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penny.upc.edu
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fablabeebe.upc.edu
aie.upc.edu
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sosetseib.upc.edu
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aiche.upc.edu
nexus24.webs.upc.edu
bonzo5.upc.edu
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agudes.upc.edu
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Certificate
The complete raw certificate details for cba.upc.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFujCCBKKgAwIBAgISBN9NCTZ2W8yrlSXKZnK2HO1iMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMjEwMTMxNzExMjNaFw0yMzAxMTExNzExMjJaMBYxFDASBgNVBAMT C2NiYS51cGMuZWR1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0r8L A5bDm4dHrJtf4TKGu3XUNis9TzJ+KwMecSHAads6RSD1gf2/DLqTnNwOx0iZ5Pw2 WCI1OJLHCzYIdxJ9rSNC4xlwVz+rqOBeYJNcwRKm6aTMo6qt75/kvbOC98MZthRk xEFSeRuV+NNeMPWzl9icudcTDN6y19dm1JoDoWzkG0RhdW28AprNdXXwA8AOemD+ pj+W9ovofC3PYAlkFg9M9lTTGmSgCmjZZomKVsTF4D7F/w2aybIjp2UeeL5zmiQ4 N+hAPa5TqISisY41Ns/cMesRd6l99R71uvVrmLDpFyiBHuPMB8VcmR46c1O2E+3e eP2Kj4AQcNe1A2F4ewIDAQABo4IC5DCCAuAwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW BBSGPp4eCHM2gp2o8P73/+cVPaUPEjAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDm H6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5v LmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzCB sQYDVR0RBIGpMIGmggtjYmEudXBjLmVkdYIRY2NhYmEuY2JhLnVwYy5lZHWCGGNo MjEtZGF0YXNldC5ibm4udXBjLmVkdYIea25vd2xlZGdlZGVmaW5lZG5ldHdvcmtp bmcub3JnghV3d3ctb2xkLmNjYWJhLnVwYy5lZHWCD3d3dy5jYmEudXBjLmVkdYIi d3d3Lmtub3dsZWRnZWRlZmluZWRuZXR3b3JraW5nLm9yZzBMBgNVHSAERTBDMAgG BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz LmxldHNlbmNyeXB0Lm9yZzCCAQYGCisGAQQB1nkCBAIEgfcEgfQA8gB3AOg+0No+ 9QY1MudXKLyJa8kD08vREWvs62nhd31tBr1uAAABg9KLPGwAAAQDAEgwRgIhAIEo t8QnkVlJm7PtRudl30+IW1+ayMnXmUur/il6lzimAiEAxIEImp33GvlNhN8oILlm EayV9BcO4z+UbVI11dPjtpkAdwB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpX o1LrUgAAAYPSiz6nAAAEAwBIMEYCIQDWCkat0a5A9iiG/bRGoNoQFXy37w4SyN/4 LuRrKhxmoAIhAP5b8q/Rua12kMnGJIiNWAeYo8YhJntjckssO4LWDMP/MA0GCSqG SIb3DQEBCwUAA4IBAQA7/Y6NzvsWYTDYYHjaO3W5MwW3GDNjqiKn6qohTcJE2E50 jQreJGH8jYN//utzcBAoEC2nssDQ2LsLXwZCXqBWlA21hWrMrHWAp7hwvpn4sFlc 2HUoIgdrDhFX7z8fIcv4SgNYmwWddMojyF/VRRb4O3TPRv1dJUH6jAfqTOVS3U2m 8dPNFlIk2lsJKZm0+7xlMWM3713C08C6zerKeeHXL05kusHevF4rcK7XHKsuyHO0 eybcCbnXcbed0T88yttlFZc4Li9tQ2iJ8x4/llArnSA1pF12udjbcTwiXVan9Qva bjcHctScoORTCXH6eXAVEWPPptBjxKsN8FNV8whc -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0r8LA5bDm4dHrJtf4TKG u3XUNis9TzJ+KwMecSHAads6RSD1gf2/DLqTnNwOx0iZ5Pw2WCI1OJLHCzYIdxJ9 rSNC4xlwVz+rqOBeYJNcwRKm6aTMo6qt75/kvbOC98MZthRkxEFSeRuV+NNeMPWz l9icudcTDN6y19dm1JoDoWzkG0RhdW28AprNdXXwA8AOemD+pj+W9ovofC3PYAlk Fg9M9lTTGmSgCmjZZomKVsTF4D7F/w2aybIjp2UeeL5zmiQ4N+hAPa5TqISisY41 Ns/cMesRd6l99R71uvVrmLDpFyiBHuPMB8VcmR46c1O2E+3eeP2Kj4AQcNe1A2F4 ewIDAQAB -----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 424434509941384881615400680439578481192290 . . . . . . . . [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 2022-10-13 17:11:23 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-11 17:11:22 +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 'cba.upc.edu' . . . . . . . . [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 26604250868902867052340750011603671987263578735641902224512535474368868665891984499956062097619946087602575053093054051906564695759375770850900709039135777091765669893377747063517031520370748614984216629657554999172743125443166763965860835655935641498105934545964332832089183287794826449094817536448410575380581874642169142311607655552330269423655153221081459859934716485460909114596762763867219194181104141294914463606965669712789709797297705398033541366684838339041770255072799074276251370048111811744493105503757657393668732015847519876928767121506816338665930908266974275892198079053001897258473604649512083748987 . . . . . . . . . . . . . . . . . . . . [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) 863e9e1e087336829da8f0fef7ffe7153da50f12 . . . . . . . . . . . . . . . . [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 (169 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.cba.upc.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ch21-dataset.bnn.upc.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'knowledgedefinednetworking.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www-old.ccaba.upc.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cba.upc.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000183d28b3c6c00000403004830460221008128b7c4279159499bb3ed46e765df4f885b5f9ac8c9d7994babfe297a9738a6022100c481089a9df71af94d84df2820b96611ac95f4170ee33f946d5235d5d3e3b6990077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000183d28b3ea70000040300483046022100d60a46add1ae40f62886fdb446a0da10157cb7ef0e12c8dff82ee46b2a1c66a0022100fe5bf2afd1b9ad7690c9c624888d580798a3c621267b63724b2c3b82d60cc3ff . . . . [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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