duel.tech

Issued by GTS CA 1P5

About this certificate

This digital certificate with serial number ec:6d:e9:3d:73:f7:fc:f6:0e:5c:f4:f2:9f:cf:c4:06 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=duel.tech

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): ec:6d:e9:3d:73:f7:fc:f6:0e:5c:f4:f2:9f:cf:c4:06
Serial Number (int): 314268498033066581808328856171711546374
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 5a:21:40:2b:02:3a:a4:02:bd:ef:18:bd:c5:70:07:f5:51:67:7f:e8
AuthorityKeyId: d5:fc:9e:0d:df:1e:ca:dd:08:97:97:6e:2b:c5:5f:c5:2b:f5:ec:b8

Fingerprint (sha1): 31:46:50:e7:b4:7f:f7:69:be:15:2f:97:a1:35:6d:2a:5d:f1:51:a7
Fingerprint (sha256): 85:6d:89:e9:8e:8b:c3:e1:28:62:86:55:2b:12:7e:c6:30:5f:fe:40:68:7a:f5:20:d9:5c:df:62:a5:d8:cb:8d

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

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1p5/_h30VP0ZjN8
CRL Distribution Point: http://crls.pki.goog/gts1p5/jItGRXLbI30.crl

Check the revocation status for certificate duel.tech

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for duel.tech

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

duel.tech
*.duel.tech

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duel.tech

Certificate

The complete raw certificate details for duel.tech in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApKKdQb/WFGacd9Hy9zOB
+GINdiGVdfPbOr8b82SyN5ljT29bKqMThKUqqLRdiJgbYPBb17E8w9IaI11rIye9
rWxF3q+9FT0geQ3wj85YhWt8gYfAEVCPd8keybGxGc8nt1+NPerkBk67SLk4tHzU
gaaC7LDxb1RyUjDI4CA4vzwHoO/63WqcouW5eAo6ThW0iIiKLL4iM7jAEmUBsvac
ZS5AOJDSN1eS9UiydF6i0mwv8lEgNbqT2KpPPqk51VRK0FtEBg+Q9sMFk+Ky8dit
S9+jZfawOqMtfhDkfwJf5sfxqZD/AcTvvUBdcUSSlpMymhWiDsybgHOZ1UxesAnt
wQIDAQAB
-----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 314268498033066581808328856171711546374
 . . . . . . . . [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 2023-08-06 17:30:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-04 17:29:59 +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 'duel.tech'
 . . . . . . . . [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 20783270106774465401315145754551531862511442124477477920884062736508148139721455518493127429289470108433443627039896202421436776771546344416574527601501916846976528131122389421621049463067950879008351091646225936017777682524310122685873135532547753953576942760250978645235355979893019653350219276217895333988346464361300385415606966914964320691743548405525590921952237572531550986307999647681678304663228211126003434637136027590248488311368904321211163103760303696792494135254940069020068512323065011817203407555299150688980332760157441239387462337535906339563717754788298364120944914244091380789966167254700017708481
 . . . . . . . . . . . . . . . . . . . . [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)
							5a21402b023aa402bdef18bdc57007f551677fe8
 . . . . . . . . . . . . . . . . [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/_h30VP0ZjN8'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'duel.tech'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.duel.tech'
 . . . . . . . . . . . . . . . . [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/jItGRXLbI30.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)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189cc1d037a0000040300473045022053a5e42e22bfe3028357e1d408288f531760c382ac0ca8a25cf4487f6c9411fd02210095d6b4c98bcdecfa94bccd73818f0f8930bfb06ada050a74f8cea1f5bd886818007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000189cc1d034a0000040300473045022100fec2adabc340aa7efae37ef1a108d59ec3a2c6b1976c04b603574bfdaefd53190220500817ae6474b807c53fd84b431d5aad8a6f7068281d82eb17385d15e8fc1077
 . . . . [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)
		0024dc118206896f6f056abcf544b7b081f0d7cc38e32e7873be7c80fa9e7b45347121efdca95bf5fed1f98d6769cd8bd5c95079fea4d21eaf180e9fa89e03af9ffb163bc2b73c9b44660f666c22f07b3eda2113330a85eea15beb4d308ffb59ed21a4a751f3f4389adf5b732662b84c2bda1900871fa8b2cfa2a1862f671c654985d8002d765b29fb953cd6249e5ad2e2d2f0eb28aac5391dddd6dfca695e5412f18694a2d61ca6c253d1692f95270bf612441e526e2914b3f0cbc8e349e3d29e19242c03aa016745f40dc3da26b150274ae43a36e53d7ad164616c000e81ba9f891ab2d17e6ad81b538436559b179412e106fc6734b2ad647282d756374112e2