usefulwebapps.com

Issued by GTS CA 1D4

About this certificate

This digital certificate with serial number 37:10:39:1b:1f:cf:89:87:09:00:00:00:00:b7:a1:7a 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=usefulwebapps.com

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 37:10:39:1b:1f:cf:89:87:09:00:00:00:00:b7:a1:7a
Serial Number (int): 73191774764259658686406203083865956730
Serial Number lenght: 126 bits, 16 octets

SubjectKeyId: 6c:72:28:b2:f7:da:e7:54:75:6d:97:84:ef:1b:b1:80:61:83:36:ea
AuthorityKeyId: 25:e2:18:0e:b2:57:91:94:2a:e5:d4:5d:86:90:83:de:53:b3:b8:92

Fingerprint (sha1): 82:b6:39:46:50:14:ed:c5:d9:4d:d8:12:2d:1e:d2:81:cc:2f:49:32
Fingerprint (sha256): cf:3f:ed:a1:8f:83:a8:bc:04:b3:02:23:1f:76:d1:c0:15:49:89:a1:1a:fa:b4:44:ba:ee:f3:19:ea:8d:03:fb

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/nthzw86Oe4c.crl

Check the revocation status for certificate usefulwebapps.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for usefulwebapps.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

usefulwebapps.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtRoWEUAocOAMFP/jrsmf
dxZk2qScJuL8bSbXHZGbbOFrR3wmlUFaqOXMkC/rR7KWOvfmr+WHaJUtjTssWbY+
bOOissl7Dd94dFkGEsnNs2WqYu2FtxTvOhmNt7G1OCBbfdJLgPtZwc3vfGtL2JYM
vWdgc/S9T18xVCKLZry3Sf5Dtr0gIvgPjM5C5EfsIYmewFkTiVtsjb/KBBOAFOdk
p/Tgctc0BFr/lU9sU4/pCD9algsRqgT2KYhD7bVTI0MrvmiGoucJouyy3Y4X9kLp
wuadeTl7d2jCYU6dzX1qOrU1S1Nqd73PPq3YPUNhh4ddsJQp+isKeu8U+tdQC06f
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 73191774764259658686406203083865956730
 . . . . . . . . [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 2021-10-11 03:59:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-01-09 03:59:11 +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 'usefulwebapps.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 22861996783865760815857509111992303982864739241138032944964591596321121776783712784833214418455309439822178277785375437009872934324783521114332919653096987305496072382574415844043095962416246606124236256738284443267205057090088644177389689349724640081046078423051486997921198454245334148915938153861884951605611945069581753604642660303534061585792530460646156590847848035854823686801743609080147990007209624995598164883804887104638701576424493470315322632715276066372958815452369574930877951045153013055760795518320046343346894820512747252138113300992960158077914148122837625136583082522110473473899745680325820194587
 . . . . . . . . . . . . . . . . . . . . [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)
							6c7228b2f7dae754756d9784ef1bb180618336ea
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'usefulwebapps.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 (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/nthzw86Oe4c.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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