*.trustudies.com

Issued by Amazon

About this certificate

This digital certificate with serial number 05:4b:4a:88:3a:8e:fe:f2:5d:b0:26:c1:56:d8:f7:8c was issued on by Amazon.

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=*.trustudies.com

Amazon

Organization: Amazon
Organization unit: Server CA 1B
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 05:4b:4a:88:3a:8e:fe:f2:5d:b0:26:c1:56:d8:f7:8c
Serial Number (int): 7037073934778465588193051854362965900
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: 86:e3:4c:66:63:56:0e:5b:11:d8:53:81:05:e9:30:ba:70:69:88:48
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): 2c:8e:7c:65:c6:fa:86:75:20:da:00:29:a9:c0:0e:fa:81:f1:1b:fb
Fingerprint (sha256): 74:09:e6:b5:f0:b0:38:3e:97:cf:f8:33:0a:c8:0e:15:ff:86:60:82:79:50:2c:3e:72:39:c1:74:48:8b:8a:f4

Issuing Certificate URL: http://crt.sca1b.amazontrust.com/sca1b.crt

Revocation information

OCSP Server: http://ocsp.sca1b.amazontrust.com
CRL Distribution Point: http://crl.sca1b.amazontrust.com/sca1b.crl

Check the revocation status for certificate *.trustudies.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.trustudies.com

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.trustudies.com

Other certificates including the domain name trustudies.com

(limited to 100 certificates)
www.trustudies.com
trustudies.com
www.trustudies.com
www.trustudies.com
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trustudies.com
trustudies.com
trustudies.com
*.trustudies.com
*.trustudies.com
trustudies.com
test.app.konch.ai
*.trustudies.com
www.trustudies.com
*.trustudies.com
sni.cloudflaressl.com
heydj.app

Certificate

The complete raw certificate details for *.trustudies.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqZZl1rKL7ly6GugiS0Tx
zrLGbpWThmBu3YCAfqLXRdCxQTyDrpdW2XMStrC0DM29oWIbJE8u9Xl3Ho6PUOVe
PUwWqdyCD/TJ3EA8ytwz8yRpufUwSI0qTP+dsm8kBQDQzsUnDVZSNS3+yIR3XXGo
Mx5MwmJdQPeT8SVJBeuElHXYIhhzcbdZTYTxbQkIt5RbraGx+LKnTrkO9LAEbvTs
8RILErojqbuSEOylGeAhdow7kgx+nw4gsaTa4V5W6Lsd65Eks4DhDcBdjjdLBJZj
B2R1uMPcOZUG8dZgrB2eSmVN6wdafQIgzMjSNRmvs9YeuXhEGKAyHa8+4WQoqFBM
3QIDAQAB
-----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 7037073934778465588193051854362965900
 . . . . . . . . [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 'Amazon'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Server CA 1B'
 . . . . . . . . . . . . [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 'Amazon'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-04-11 12:00:00 +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:12|false] UTF8String '*.trustudies.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 21408437462157516010633243341248852361058935359243895916274474911946901363798402900013751149585656340281507171387924245288076197903514384418441112393560264695568859842957402777525834932776945354964484745601056997485181688465083916264382483707618799107540534072803745634764671040100316947617289703189511753886887958497417523758090015808110081227789411234987070525573555752358617338002382130002099232427076713671050568313596581489894447918055607419061588212991241583688233514839428693394733044227601950204823004691762359786249469666406031052295058272339321885361183668728451231758469756711268399746339726391354848201949
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 59a4660652a07b95923ca394072796745bf93dd0
 . . . . . . . . . . . . . . . . [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)
							86e34c6663560e5b11d8538105e930ba70698848
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.trustudies.com'
 . . . . . . . . . . . . . . . . [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 (22 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:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [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 (52 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.sca1b.amazontrust.com/sca1b.crl'
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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.sca1b.amazontrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://crt.sca1b.amazontrust.com/sca1b.crt'
 . . . . . . . . . . . . . . . . [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 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)
							00f10076007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d700000170c6e9272c0000040300473045022100e2b33a1b48db17cc13c79e04e0a9a19d2a6bab3ea798f7e71d7f50a57781f9f802204a3ea0aa04f19050b444533490a79d9a61db50da0679c043d19b489c95411fad0077005cdc4392fee6ab4544b15e9ad456e61037fbd5fa47dca17394b25ee6f6c70eca00000170c6e9271d0000040300483046022100976d88d18ce6a483e850a83398251ce003e643a8e30b109df3035e9e7c4bc6f8022100a00465f07a758241952335a683afac64e01e37b805ddc9e52332b9bd192e97dc
 . . . . [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)
		00a615a63ba580e543f6f0ee52070008d9740f3e633dcd58b04835126ddd9150306fdb87d5dec739977892eca35f1668c0eec00671485ceee66df0072467cb8d92f2e91446141e994e79e3297eb5180ce943c6b9759ac0ddb07a3626998b23e589eefb48349d65f86896de4b2c4fdd60215f3966cd097d00222c55f915e3f0e1003a95f49b8b867dcd66f1d9edd45a12a91fb181f5c0942e9cc9a30d35ad9f082f5c017d9e167c5e8e6454640f4343648ae7ef92e971abf7cd75b6b16502652c54e94ecd712cf9d4c0ec743a7adb4013a70243ae1658186cc77ab91695826782c111cdff6300d422c61b7fd25edda109dd3a451df3c64ae8c212232217ef48c2e1