gcn.eu

Issued by R3

About this certificate

This digital certificate with serial number 03:04:a6:ff:90:99:be:52:9c:bc:8f:31:f1:f0:9e:94:79:59 was issued on by Let's Encrypt.

With 14 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=gcn.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:04:a6:ff:90:99:be:52:9c:bc:8f:31:f1:f0:9e:94:79:59
Serial Number (int): 262919966078811510024146230356521077995865
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 56:b9:f1:37:68:aa:64:f3:33:b8:fe:18:21:ce:13:e0:07:3a:d6:e5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3f:a0:9f:4a:a6:f4:a9:a7:0a:14:4f:e2:23:ea:a8:6f:44:94:d9:79
Fingerprint (sha256): 10:47:ce:2a:8a:9c:8b:91:07:80:16:63:d3:96:53:4b:f8:5b:76:eb:ce:ca:b7:f8:06:04:af:24:44:e8:d4:7d

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

Revocation information

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

Check the revocation status for certificate gcn.eu

14

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gcn.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

embn.me
gcn.eu
gcntech.co
gmbn.eu
gmbn.tech
gtn.io
psg.to
www.embn.me
www.gcn.eu
www.gcntech.co
www.gmbn.eu
www.gmbn.tech
www.gtn.io
www.psg.to

Other certificates including the domain name gcn.eu

(limited to 100 certificates)
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu
gcn.eu

Certificate

The complete raw certificate details for gcn.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzYjP5aO0howdxotvZdxU
31bU2sgQ+r6ONU6fm1fJAq+BLhbgIcOz18of8zKRJP0p0i6rUJG4bIYKzxeH1M8n
o5Msg+jR6/NrkpXN7K7mDuMgnzf6OsFXAkgONarzAF1lSY3ZmIq/zTitLytiLeZ6
bk6DPZ9S6nPAo0JxAYfEGngDkKHfXkDFnQmpdZQAgrktqm2/R9HOVNH/N6chMRV+
Cl2T9MFDMf89MleapkiMkxDKbHL9f+UECqdgwu2fSNIRmfTVngnsYp5mvV41IQ1v
frqLM7eOP7qvC+VAeF/JU38XU5CBOw/a4DZP9TffYsclfjIMkF7HbzIAQglfcXwh
lQIDAQAB
-----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 262919966078811510024146230356521077995865
 . . . . . . . . [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 2023-08-02 09:20:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-31 09:20:28 +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 'gcn.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 25946317077891124509991235570625446923505616632273858110463820723676129364809801317962991875599757451657261615592426270236720474559527698124388733412403676183614627494880078926199992393107501123456595985779668693947004358069501385763377205619417191505474796650516509864169811453241569563033405927138174677498162120833314899086160381530199538804039890834903106328940501583147307507979547357949680656356186705237887826851896386822007681711737230326339588267424772453567284313467950967830359831221281896076283578488114428358632962680339159513247950024449384382063663610108126910080794758799325874828547709164731013800341
 . . . . . . . . . . . . . . . . . . . . [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)
							56b9f13768aa64f333b8fe1821ce13e0073ad6e5
 . . . . . . . . . . . . . . . . [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 'embn.me'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gcn.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gcntech.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gmbn.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gmbn.tech'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gtn.io'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'psg.to'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.embn.me'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gcn.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gcntech.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gmbn.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gmbn.tech'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gtn.io'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.psg.to'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189b5c367dc000004030046304402203003e30f6e4422250b725bbf1502ffb2e5bab251868c390453949b8f3f37ee4b02203457f0aeb04f429af5e1302641296d24d83bc9bc400d02fb64075ac2ac08ebba007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000189b5c367e10000040300473045022039da283b82f75c89383f9c228d9f628ce880dbef4d57cd42ed96a1ff3472301c022100cb28c8cb3d6491d04d56a039bb4f6bf50ef5a66d24547fb2cc88bd30d418affb
 . . . . [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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