www.gnt-group.com

Issued by R3

About this certificate

This digital certificate with serial number 03:79:18:e1:9a:9b:d0:b1:3c:70:0b:68:6c:ca:90:86:04:c1 was issued on by Let's Encrypt.

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:
  • 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.gnt-group.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:79:18:e1:9a:9b:d0:b1:3c:70:0b:68:6c:ca:90:86:04:c1
Serial Number (int): 302544097067242333635496112251480872191169
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cf:63:17:b4:f2:75:b9:8d:a7:ee:54:c6:1a:ad:04:2d:22:08:24:52
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b2:d0:ad:60:a8:f7:2e:3f:82:2c:03:8e:8e:7f:98:f0:61:1e:59:71
Fingerprint (sha256): ff:80:b1:09:ac:38:13:24:63:26:f6:73:cf:98:a6:9c:c5:d0:a1:2c:e1:e0:81:65:3f:41:96:fd:1e:98:b6:50

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

Revocation information

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

Check the revocation status for certificate www.gnt-group.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.gnt-group.com

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

www.gnt-group.com

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servicedesk.christs.cam.ac.uk
customerportal.uk.rlb.com
customerportal.uk.rlb.com
servicedesk.am-labor.de
servicedesk.synergyretailsupport.co.uk
servicedesk.esmsglobal.com
itsupport.hvdgroup.com
itsupport.hvdgroup.com
support.homeinstead.ie
customerportal.uk.rlb.com
itdesk.ininingroup.com
it.rmk.ee
servicedesk.tpos.co.uk
production.gnt-group.com
itsupport.hvdgroup.com
customerportal.uk.rlb.com
customerportal.uk.rlb.com
support.homeinstead.ie
customerportal.uk.rlb.com
support.homeinstead.ie
customerportal.uk.rlb.com
itdesk.ininingroup.com
ep-sps.gnt-group.com
servicedesk.synergyretailsupport.co.uk
*.gnt-group.com
customerportal.uk.rlb.com
servicedesk.esmsglobal.com
gnt-group.com
customerportal.uk.rlb.com
support.homeinstead.ie
itsupport.hvdgroup.com
production.gnt-group.com
soporte.klz.rf.gd
customerportal.uk.rlb.com
*.gnt-group.com
support.homeinstead.ie
gnt-group.com
www.projects.gnt-group.com
itsupport.gnt-group.com
servicedesk.tpos.co.uk
servicedesk.tpos.co.uk
support.brill.com
servicedesk.tpos.co.uk
*.gnt-group.com
servicedesk.am-labor.de
itdesk.ininingroup.com
it.rmk.ee
servicedesk.esmsglobal.com
itsupport.gnt-group.com
servicedesk.am-labor.de
customerportal.uk.rlb.com
customerportal.uk.rlb.com
itsupport.gnt-group.com
support.homeinstead.ie
customerportal.uk.rlb.com
www.gnt-group.com

Certificate

The complete raw certificate details for www.gnt-group.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAExmM+YGo5nxM8rFD4WDuCeaeCSRYazdbn
/cNGBAWoI2/xFY5A22AGn+0hQ4gmoz0X7iDI3PP8hP1Zi+kvg+c5KqR9wlVOcqCp
syi1aTs/CBRaRVjewmmoxo6qFYyADQpn
-----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 302544097067242333635496112251480872191169
 . . . . . . . . [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 2024-01-16 22:11:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-15 22:11:12 +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.gnt-group.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				0004c6633e606a399f133cac50f8583b8279a78249161acdd6e7fdc3460405a8236ff1158e40db60069fed21438826a33d17ee20c8dcf3fc84fd598be92f83e7392aa47dc2554e72a0a9b328b5693b3f08145a4558dec269a8c68eaa158c800d0a67
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							cf6317b4f275b98da7ee54c61aad042d22082452
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gnt-group.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d148b0bd40000040300473045022100dd936fd573f1a52b87f00171ad7582b94be8e72e4473191a0d90757cd57b4ed70220776d14251d1b8734133f34be629a24340033f918e69c0ed149dc61ec66fbd9560076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d148b0bdc0000040300473045022100d27a0cb925d680318631a163b8f327cc505e0d75ff0c2ba328ee28a66109b9b702204704b963dca6dc59172b21a916007b352e0ec3ffc2b1fe3c5f441b673c36d27a
 . . . . [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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