www.sts.edu.pl

Issued by GTS CA 1D4

About this certificate

This digital certificate with serial number 60:55:96:3a:03:3a:68:34:09:00:00:00:00:b4:95:97 was issued on by Google Trust Services LLC.

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.sts.edu.pl

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 60:55:96:3a:03:3a:68:34:09:00:00:00:00:b4:95:97
Serial Number (int): 128050279786000422538080854808798205335
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 50:9b:50:f5:5e:14:18:1e:55:1c:71:0e:ea:16:e8:78:e8:57:b9:c0
AuthorityKeyId: 25:e2:18:0e:b2:57:91:94:2a:e5:d4:5d:86:90:83:de:53:b3:b8:92

Fingerprint (sha1): 57:7d:d3:39:81:75:bb:2e:a7:62:eb:0a:0b:60:9f:cf:35:e6:b8:91
Fingerprint (sha256): 24:e6:87:3f:a8:c5:33:bc:9f:da:b1:7f:b6:41:72:4c:6f:fb:1c:e8:43:6f:27:be:35:1d:48:aa:98:24:2c:51

Issuing Certificate URL: http://pki.goog/repo/certs/gts1d4.der

Revocation information

OCSP Server: http://ocsp.pki.goog/gts1d4
CRL Distribution Point: http://crls.pki.goog/gts1d4/Oum6XtQWsIU.crl

Check the revocation status for certificate www.sts.edu.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sts.edu.pl

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.sts.edu.pl

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Certificate

The complete raw certificate details for www.sts.edu.pl in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIEXzCCA0egAwIBAgIQYFWWOgM6aDQJAAAAALSVlzANBgkqhkiG9w0BAQsFADBG
MQswCQYDVQQGEwJVUzEiMCAGA1UEChMZR29vZ2xlIFRydXN0IFNlcnZpY2VzIExM
QzETMBEGA1UEAxMKR1RTIENBIDFENDAeFw0yMTEwMDYxNDExNTFaFw0yMjAxMDQx
NDExNTBaMBkxFzAVBgNVBAMTDnd3dy5zdHMuZWR1LnBsMIIBIjANBgkqhkiG9w0B
AQEFAAOCAQ8AMIIBCgKCAQEA2d6fRqCPlSOk5xu6qV29138WsKsD6RsTlSPjn77G
aNEZFEjOGr6pVP5oigJmtBOhrKVO5RxaPTVMnDg3RxGgbsEkyK22f92PsysDFLH0
khe5Mpo23CdWmt9rLjQiZ7urj3/cuVa2MNfQDMtNe2+/v9fSNc3TiIBGWvipryrl
2H1EpeNZRpxjGkDyEbLHRR/fIUS6KjCsqHfWjl0khYxsSmTeTkNprQAiT4bLbOvh
oSGAFQfw29s7eyacsgJTNeTwmvxX3y/HaqRkSivyvJFo9GKvlLU9gZ22k3nYyly9
1PXa0g6um0ll5ngwCyf8lxyzSOr7VWhXlaE5W9uZj0PVGwIDAQABo4IBdDCCAXAw
DgYDVR0PAQH/BAQDAgWgMBMGA1UdJQQMMAoGCCsGAQUFBwMBMAwGA1UdEwEB/wQC
MAAwHQYDVR0OBBYEFFCbUPVeFBgeVRxxDuoW6HjoV7nAMB8GA1UdIwQYMBaAFCXi
GA6yV5GUKuXUXYaQg95Ts7iSMGoGCCsGAQUFBwEBBF4wXDAnBggrBgEFBQcwAYYb
aHR0cDovL29jc3AucGtpLmdvb2cvZ3RzMWQ0MDEGCCsGAQUFBzAChiVodHRwOi8v
cGtpLmdvb2cvcmVwby9jZXJ0cy9ndHMxZDQuZGVyMBkGA1UdEQQSMBCCDnd3dy5z
dHMuZWR1LnBsMCEGA1UdIAQaMBgwCAYGZ4EMAQIBMAwGCisGAQQB1nkCBQMwPAYD
VR0fBDUwMzAxoC+gLYYraHR0cDovL2NybHMucGtpLmdvb2cvZ3RzMWQ0L091bTZY
dFFXc0lVLmNybDATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkqhkiG9w0BAQsFAAOC
AQEAThSwDIj/HtmYVhhSuJZdG98AB8APmZS/QPc3dlbDt/tSwG/k8sjB2lHnFZ7E
OLgvZkbA08+mwgZqCfHdzDuYq4Gpde6j90eoZF9Z6oGZ5ogvDC1TLRrGeaqi9OM7
u1L1EyYrKyev8acRrqiNWbGQZowa9U2H6+dVbCMBuIc5CHyw+Rh5fmNDx0Cmw+1d
hD+6R9XA/ZOwL6jIDt+VuBZp+32+WyrCwlXpJrZRgf0RECJrB2+KR7t6iEl7OFNV
/twMM/S/xu4ywYsrFG8h4KZL4sUfXxp5gtlF4pdMx4+5vX96uuikGB0arAcUPLRP
PSb23wC3xQTQxl3FP+5bZ5b0UQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2d6fRqCPlSOk5xu6qV29
138WsKsD6RsTlSPjn77GaNEZFEjOGr6pVP5oigJmtBOhrKVO5RxaPTVMnDg3RxGg
bsEkyK22f92PsysDFLH0khe5Mpo23CdWmt9rLjQiZ7urj3/cuVa2MNfQDMtNe2+/
v9fSNc3TiIBGWvipryrl2H1EpeNZRpxjGkDyEbLHRR/fIUS6KjCsqHfWjl0khYxs
SmTeTkNprQAiT4bLbOvhoSGAFQfw29s7eyacsgJTNeTwmvxX3y/HaqRkSivyvJFo
9GKvlLU9gZ22k3nYyly91PXa0g6um0ll5ngwCyf8lxyzSOr7VWhXlaE5W9uZj0PV
GwIDAQAB
-----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 128050279786000422538080854808798205335
 . . . . . . . . [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 1D4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-10-06 14:11:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-01-04 14:11:50 +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.sts.edu.pl'
 . . . . . . . . [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 27503491261892022653148763185729509047212176741632118557274978429184359205783681631292708306022662175971899593947286880458217953517817878505985942144485342374705337419156999655373987837203065263730930745651068940896790639288492305344257843453600116065726103595086166676678843482086233360412070950020150068334503857151277489782065602561615243968503976070268758382987593197745874721072011794324773929785883233509541010928917836246201464233071501034983189199069308984712348283406242438431285964654444077789816781824730312129655176114754547826158132967741934392936552072947864001427262023846988927967433167217991673435419
 . . . . . . . . . . . . . . . . . . . . [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)
							509b50f55e14181e551c710eea16e878e857b9c0
 . . . . . . . . . . . . . . . . [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 25e2180eb25791942ae5d45d869083de53b3b892
 . . . . . . . . . . . . . . . . [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 (94 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/gts1d4'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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/gts1d4.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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sts.edu.pl'
 . . . . . . . . . . . . . . . . [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/gts1d4/Oum6XtQWsIU.crl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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