www.linkup.page

Issued by GTS CA 1D2

About this certificate

This digital certificate with serial number 09:40:9b:cf:04:a9:65:6e:09:00:00:00:00:11:db:f2 was issued on by Google Trust Services.

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=www.linkup.page

Google Trust Services

Organization: Google Trust Services
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 09:40:9b:cf:04:a9:65:6e:09:00:00:00:00:11:db:f2
Serial Number (int): 12298519136171405777599197889124490226
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 59:6a:5f:e1:71:57:2c:4a:79:01:40:97:5e:52:51:2b:7d:14:29:45
AuthorityKeyId: b1:dd:32:5d:e8:b7:37:72:d2:ce:5c:ce:26:fe:47:79:e2:01:08:e9

Fingerprint (sha1): f2:93:87:f0:64:c3:ff:84:a3:3c:61:da:48:e6:dc:48:8f:66:8b:35
Fingerprint (sha256): 51:96:6a:f7:04:b5:ca:e7:02:fd:f3:f4:bc:26:15:ba:64:bd:cd:7b:a1:07:6d:c7:30:ad:6d:aa:dc:00:89:7d

Issuing Certificate URL: http://pki.goog/gsr2/GTS1D2.crt

Revocation information

OCSP Server: http://ocsp.pki.goog/gts1d2
CRL Distribution Point: http://crl.pki.goog/GTS1D2.crl

Check the revocation status for certificate www.linkup.page

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.linkup.page

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

www.linkup.page

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Certificate

The complete raw certificate details for www.linkup.page in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtQYkD9ymcJL6FEUmp/sU
D9bNXd+/NfJI6N1xP2KgGDh3KvFo0UZweUDRwUjqnjuZ2hAAKxb6yeFro7WrKQ2O
cavMXyGkPyzDQJFv/ixdIZpSNjLtGaCfz0eF9KurFdEOgdBXaSWj2P2HhD0DH+93
MfCVsoEtuf76lsYk94/vRhCPXnl5vBe8Uft/pCUbe5KN414H0P/UFn7KdLj/lyV5
FH1oUk2tJBkMZIpxOf5ZsnfiUocefn0oiXE9h/3uXubtH+LFYNVFuZJpXyOQh+ug
MTLjR550WHV7849KO4ZxbQVlhqL04J62jPOqNAiK6bnevzkqRkSvS3MbxVHejOqw
5QIDAQAB
-----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 12298519136171405777599197889124490226
 . . . . . . . . [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'
 . . . . . . . . . . . . [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 1D2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-26 18:00:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-24 18:00:55 +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.linkup.page'
 . . . . . . . . [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 22852161373252489078167999320862341742015059691422130023776221922595608590897925458143319583437879737112003890622121146142287466781132518287737524090835380858770193733737233135785240125106671546137054716019912175645181260456404282355887260154984967079433631288456955127632751079331104609703782483527418944359565883929868757932344840504711636096141836293635945039144834824494998506618633287353404063432258948083016750034604138047467930236277349112875073002037577979107746844513995870869079364403711476872518683721923825146133511783395358495442501064166521180461296720697198154213470957856755492704733223070544278761701
 . . . . . . . . . . . . . . . . . . . . [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)
							596a5fe171572c4a790140975e52512b7d142945
 . . . . . . . . . . . . . . . . [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 b1dd325de8b73772d2ce5cce26fe4779e20108e9
 . . . . . . . . . . . . . . . . [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 (88 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/gts1d2'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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/gsr2/GTS1D2.crt'
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.linkup.page'
 . . . . . . . . . . . . . . . . [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 (40 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://crl.pki.goog/GTS1D2.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000171183800f6000004030048304602210093f26596e967a1c08ac30dabcf57009b1e342308da3d36debf222d72d4252755022100c464f5ec123a7392f16904f35d445b0c6f45adf9c833840350bff5a4c86cd2b60076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000171183801220000040300473045022038de9a2ed0a0ece149c3baec72e12fa1d08e2a73928504fd0ffa846d922492ed022100d60f1faad1f0f70536db25dc133fc8ee8061dbe04c0a692d888caf55a4e96745
 . . . . [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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