www.iseen.eu

Issued by R3

About this certificate

This digital certificate with serial number 04:a0:04:da:cf:bc:67:11:54:12:03:5a:d4:11:6b:d8:39:19 was issued on by Let's Encrypt.

With 9 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.iseen.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:a0:04:da:cf:bc:67:11:54:12:03:5a:d4:11:6b:d8:39:19
Serial Number (int): 402900775480475021409889242984174631532825
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3c:d3:b5:ba:1d:a8:fa:ab:f0:3c:d3:7a:0b:0d:a3:7e:8e:d6:80:cd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c3:85:a1:0b:00:27:c8:40:db:5a:08:a1:b4:b4:3a:bc:24:1c:db:18
Fingerprint (sha256): 9a:21:2a:97:50:4a:cb:2d:73:78:4d:41:ab:8d:47:be:1e:b3:d7:55:5c:0c:56:6c:df:12:b5:d1:0a:73:39:b1

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

Revocation information

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

Check the revocation status for certificate www.iseen.eu

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

autodiscover.iseen.eu
cpanel.iseen.eu
cpcalendars.iseen.eu
cpcontacts.iseen.eu
iseen.eu
mail.iseen.eu
webdisk.iseen.eu
webmail.iseen.eu
www.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.iseen.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsTANGmZfMRH9dn7oLivw
pKdfvlajSR3x+qDAhtGIhWoBKe0YlAO0vNizehf/UwW9GQEc+UThZobdsLu+wkSD
YgDixwsev9UjRkkNHtU266NO1hHNEzI8+3OPFZTFPCNpO1Ojais8DjmHLifrwrWu
gG9IsWlDaEnGLKEARXSAui/BRFot/j/NxSf4BYqkq3LtAoMAi8fupdKsvbYilOFD
gWLDw507x4Y8ap7kp+tOdL8Ql2zKZjgE8gNimAN057Jn4aTwR0qEHpmAMxmhRLKw
pyRyaZGhlQLymEHIIxdcqRyYcEgl+zbNMlGQ9t7ckzxVhPxnihwMGcNs9Qv7pu5K
pQIDAQAB
-----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 402900775480475021409889242984174631532825
 . . . . . . . . [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 2024-03-13 23:57:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-11 23:57:03 +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.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 22367874900984234792281365718985354431530605053234521367227724990813310659983224953029493490436967829666202252540623785773854367811476389511893249388055630840944641589644774462603982310135451313414887540518991446140739675316526200032512172273061590817910493930413713173577636253962197158680128594612222719486423735019076684725391600496737348327197171032776158089554089715810688273399403182713871617638765594116583446370888014618406622785988536659329652530546531313855844189263776062611628443121883818426083265264129254472784849841798700140426256132232539123150484111176546067990400988631828473006580143802139043318437
 . . . . . . . . . . . . . . . . . . . . [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)
							3cd3b5ba1da8faabf03cd37a0b0da37e8ed680cd
 . . . . . . . . . . . . . . . . [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 (161 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.iseen.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e3a7670070000040300483046022100ff6246b78694eb6d5fc181a9046364f0f3c620e69dbd6bc8db94a05b4741cab8022100f245ec78037ca1e3957949e670028382df0c8e91978708e099da04d72eed792e007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e3a76703b00000403004730450220471e52c92e9214f9337abc6abfde60ce44d1bacb175aa36424e4d6670e015527022100c77297b4e339e5db67c504be4f1d2122f9c13dcc8f829f470d3ad717d1946830
 . . . . [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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