www.campus.iseen.eu

Issued by R3

About this certificate

This digital certificate with serial number 03:96:67:27:ac:85:c4:bd:e3:8a:1e:d4:00:40:11:6e:13:29 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.campus.iseen.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:96:67:27:ac:85:c4:bd:e3:8a:1e:d4:00:40:11:6e:13:29
Serial Number (int): 312516329315737524718478918750554328797993
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b6:33:f4:f8:ca:4c:3b:46:e4:0e:af:90:68:44:75:61:e7:fb:29:93
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:93:e9:30:06:e9:75:59:11:81:86:9f:10:5f:bf:9e:4e:e0:bf:6c
Fingerprint (sha256): ad:24:f3:b7:3e:c6:5a:b4:10:c2:26:d7:0c:1c:96:9e:c6:30:4b:fa:fb:f1:56:06:44:f6:f5:d5:e9:65:ab:ee

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.campus.iseen.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.campus.iseen.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

campus.iseen.eu
www.campus.iseen.eu

Other certificates including the domain name iseen.eu

(limited to 100 certificates)
iseen.eu
iseen.eu
iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
iseen.eu
campus.iseen.eu
campus.iseen.eu
campus.iseen.eu
campus.iseen.eu
campus.iseen.eu
iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
www.iseen.eu
campus.iseen.eu
cursoswordpress.eu
campus.iseen.eu
www.campus.iseen.eu
campus.iseen.eu
iseen.eu
iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
campus.iseen.eu
iseen.eu
iseen.eu

Certificate

The complete raw certificate details for www.campus.iseen.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1bd+Z4Qc9myhi6WFi5jg
GwJtqNYEZNxaDtvmBxyw+obZoi2nQc6180ZWiC+wStFEHaK9yZF+sPA12HyEtvOr
I5eWYSLajoAI8ri8jU0zMts3q6sbJ0lx+D00oyK71BicCPWxtuQc2jmY4qmqr3Hp
zAXmqUp2Nu5XmGd+EDldy3mnrpEzlD4al4rNE1WlzHnlbgPP4f1wKT6jHpenu00U
/EkoqFlLzVx9r+wIGf629/o2Oo3EhOp9hFyT7nk6SYR0IQ+pKt+0SHUFUqqfcii0
cHj8WSqJas0IEekHEJ0B56yshHr1pjw/Art3cJgiqNpM/GYIRVfqMB1wLQA+DHZx
lwIDAQAB
-----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 312516329315737524718478918750554328797993
 . . . . . . . . [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 2024-03-06 00:55:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-04 00:55:22 +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 'www.campus.iseen.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 26979243106683309133908916977516251256032006440723997142639426889961692513163699922796569357590086781273768569453726386421940502001763647979007738105406640764759932132284671858945410291495560022478725951706461661745759581849541190175504253674080089171949448498807972214311735218780769195576864919444089911152791382161799705791036264277861931152754273087202287078900157600967316661172208903252997854141041510534055938986638616191841361118600070979460784096327173247220346078730990162758397813811660744605784428091543678037873542828251957892766181714145371385082261453664691982254673758304372279483810211341698933879191
 . . . . . . . . . . . . . . . . . . . . [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)
							b633f4f8ca4c3b46e40eaf9068447561e7fb2993
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'campus.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.campus.iseen.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e1178f64e00000403004630440220642b845e8e66d1777a39ed12f9004000afe5a89217a30debee5820a563e41be30220078e18237dc6ce39e03d8814b10b9c1edb8eeffeeff46c71e5814bf4dd50ef27007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e1178f679000004030046304402203d371b0cdff6988d1f72149daf5fffb452cde6f889a01af30f9242b918d5d41b0220111ce7a6e9471ba518f473fc509e0ee1883d9d115de468ed8d6d37e18397b11b
 . . . . [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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