zynctech.co.uk

Issued by GTS CA 1P5

About this certificate

This digital certificate with serial number fa:6e:91:0a:99:47:5a:8c:0d:e2:9c:9d:46:81:70:3e was issued on by Google Trust Services LLC.

With 2 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:
  • 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=zynctech.co.uk

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): fa:6e:91:0a:99:47:5a:8c:0d:e2:9c:9d:46:81:70:3e
Serial Number (int): 332881093389779421732331564993414787134
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: e8:f0:bf:1b:0d:ab:21:2a:22:0c:c5:ff:1c:d1:a5:d1:44:6e:da:a1
AuthorityKeyId: d5:fc:9e:0d:df:1e:ca:dd:08:97:97:6e:2b:c5:5f:c5:2b:f5:ec:b8

Fingerprint (sha1): ef:83:fd:79:86:4a:bd:e1:8b:64:b2:04:d1:91:1d:27:45:d2:9f:f7
Fingerprint (sha256): 7b:db:bf:cd:1f:21:d9:13:76:f1:89:50:5c:6d:ea:1b:36:76:d4:2e:70:ce:ee:e3:5a:32:7a:92:7b:bd:22:d4

Issuing Certificate URL: http://pki.goog/repo/certs/gts1p5.der

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1p5/z_kbgblGm0o
CRL Distribution Point: http://crls.pki.goog/gts1p5/kEu9ioQF6Gw.crl

Check the revocation status for certificate zynctech.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zynctech.co.uk

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

zynctech.co.uk
*.zynctech.co.uk

Other certificates including the domain name zynctech.co.uk

(limited to 100 certificates)
support.partofthejob.nl
www.zynctech.co.uk
www.zynctech.co.uk
zynctech.co.uk
projects.oqly.com
support.zynctech.co.uk
zynctech.co.uk
support.felho.net
jcmdemo.zynctech.co.uk
projects.armfield.co.uk
assistenza.mygovernance.it

Certificate

The complete raw certificate details for zynctech.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAj9VkxHwn21o5eXc4jvH5
6AR3Z4sPxRQDQWSQr4IFRoAHutyG7akV5FAJ+NMwZt9dJOFFCklrn5g0Z1MCwNvG
3eOgCLDxjUK2wxpfGASqEEdIruH3CPLeawRm3/GVafD6ptD03oXUeGecBPmk+88P
veDoEkDUVUDoGMP1E5BiBz2GSW/yOiRpc2uhWrJ9/JWHFafC+rn4kZRFHSYSe4/+
RGBlDUv8YENUWzWa+I7YR5kzFdV6zrtvTQ2yWcndIxQMWKsf43yaRiqUBUDbktnq
XNjEKLB9/b6ivgtB8WZ7lJku5uBzum5/q9ulsnibG/xz3c0aJCGAHvUrM0MoU37t
ywIDAQAB
-----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 332881093389779421732331564993414787134
 . . . . . . . . [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 'Google Trust Services LLC'
 . . . . . . . . . . . . [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 'GTS CA 1P5'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-19 12:32:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-17 12:32:38 +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 'zynctech.co.uk'
 . . . . . . . . [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 18157305927621392188438675085419780531185762410971008759155979346470366897144590431511828847484459251857266898157846005025714345761351007852753781450873091215183375282028377534877898597090621478521788127475628330770353883831523919310259896053949912103506273585793052508706200131462290884685949484600700098766691027275935080868619878151391834505026834673339414116613819412536188529916204698936961062794868804513888853479381297757215515214618152674742325344355277539521654066870945333750935676988686918886910027440818821068304761146262097307948266128509167900395147869356687838409089157058778218334915723206143627947467
 . . . . . . . . . . . . . . . . . . . . [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 (12 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: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)
							e8f0bf1b0dab212a220cc5ff1cd1a5d1446edaa1
 . . . . . . . . . . . . . . . . [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 d5fc9e0ddf1ecadd0897976e2bc55fc52bf5ecb8
 . . . . . . . . . . . . . . . . [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 (108 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://ocsp.pki.goog/s/gts1p5/z_kbgblGm0o'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://pki.goog/repo/certs/gts1p5.der'
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zynctech.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.zynctech.co.uk'
 . . . . . . . . . . . . . . . . [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 (26 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 1.3.6.1.4.1.11129.2.5.3
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crls.pki.goog/gts1p5/kEu9ioQF6Gw.crl'
 . . . . . . . . . . . . . . . . [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)
							00f000760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b4823634a0000040300473045022039c28b22b490910174979fde5d2424333e2905e7d8cf9b32c55eb8bc63accf72022100a422b8b60ccb3fe512e4eb13025867f6452386886fbd832ce76ec1aa28a38fe1007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b48236351000004030047304502205b7e4ba0062ab928361aacb16484297552afc69d71e970fc5f53b2472faa17bf022100f83fa23a6888cfd10721a82edc819cb96bcee6d7f9120b29ce779c528deb5962
 . . . . [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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