www.cstrom.com

Issued by GTS CA 1D2

About this certificate

This digital certificate with serial number 84:0a:a6:a4:2c:be:27:0c:0a:00:00:00:00:1a:fa:7c 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.cstrom.com

Google Trust Services

Organization: Google Trust Services
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 84:0a:a6:a4:2c:be:27:0c:0a:00:00:00:00:1a:fa:7c
Serial Number (int): 175513398299454322748469876813362559612
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 6e:9d:f9:7e:0e:88:d5:fa:07:1f:c1:25:74:77:34:af:28:1d:49:59
AuthorityKeyId: b1:dd:32:5d:e8:b7:37:72:d2:ce:5c:ce:26:fe:47:79:e2:01:08:e9

Fingerprint (sha1): 93:00:aa:00:e0:15:d3:29:4f:9e:c0:14:1f:02:4e:8d:53:6a:11:88
Fingerprint (sha256): df:1c:6d:cd:eb:50:d3:b7:01:65:3b:0d:81:70:c7:63:17:bb:74:28:87:ca:d3:59:7f:39:67:7a:b1:0c:44:e4

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.cstrom.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.cstrom.com

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.cstrom.com

Other certificates including the domain name cstrom.com

(limited to 100 certificates)
cstrom.com
www.cstrom.com
cstrom.com
www.cstrom.com
cstrom.com
cstrom.com
www.cstrom.com
www.cstrom.com
cstrom.com
www.cstrom.com
cstrom.com
www.cstrom.com
www.cstrom.com
cstrom.com
www.cstrom.com
www.cstrom.com
cstrom.com
cstrom.com
cstrom.com
cstrom.com
cstrom.com
www.cstrom.com
www.cstrom.com
www.cstrom.com
cstrom.com
cstrom.com
www.cstrom.com
www.cstrom.com
www.cstrom.com
www.cstrom.com
cstrom.com

Certificate

The complete raw certificate details for www.cstrom.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApN/3wH2MYhehst8DK8aY
aYjJzVZXvLgzaf7SjJhkMyhooZQzQC6Axi72EKUwEw2FBbxJ4JCfZbQPIFrXoSjd
NOK13YDhEelr/GkUuEoDbg6ZovXLirFS4zN877H56zzx8Kx2JTJTyeatp3QuaPLs
nkavOu+d6yGrqRatIEwhjS9RTBYGZUCGfgcqXypTD3N9zmSZgIBj4Syxj+g+zto6
oMSblLS2OfbvtrdATCM7SGdhqyE83LrnHVUcsAlPq/wh80GlyCtI69DYEw8eePPb
SQ5TRL2/yG1qT3h0TRxMkjr1JbyIac6vLir/jDNuSSWUTxm78Nc/ASi+zyMmeUDo
dwIDAQAB
-----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 175513398299454322748469876813362559612
 . . . . . . . . [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 2020-03-05 20:19:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-03 20:19:36 +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.cstrom.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 20813524643458797946158828413401143220218043430658593908425051435836416850251061319778727832389654160289730348025577248486748151172194936589058881266304910744767147637761582112507635551273341960090024089265914201772173030142187570585344632761259118111993852284391338756101014348467688854332425568653544574283910985523929966435723367311455762302278030256838427757870258539804797598225235579439540074928418584978237662336067549124710662848811162847020285411998683412862701322849164371493433760423984162360002439381055135577800322050812125996101114100937222629326243298952375574700458435809822756832242682995784273684599
 . . . . . . . . . . . . . . . . . . . . [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)
							6e9df97e0e88d5fa071fc125747734af281d4959
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cstrom.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170ac916f0d0000040300473045022100d1c4180513270a52b2db0da0cedf1a26e0934ffef213d2b5c77e0322a78167c50220565156f7a10b27ca66ad1bac99d53a881694cd6cb37445f831eea32b967fbfd30076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170ac916f15000004030047304502210096017a06be2764b5b6a38fb40f928905a324261d58b80c2e1b80af4377c2d9c2022017dee89d9d700f2d1f6be8220e76efa3e7525de92713beba4b28e2d41c6e4641
 . . . . [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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