mem.engineering

Issued by GTS CA 1D4

About this certificate

This digital certificate with serial number dc:5b:75:48:f6:83:75:d5:12:50:8b:ac:2b:6d:2b:15 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=mem.engineering

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): dc:5b:75:48:f6:83:75:d5:12:50:8b:ac:2b:6d:2b:15
Serial Number (int): 292905036909451727771280832030405634837
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 91:93:04:e0:f7:f6:a7:63:0e:3b:12:13:c1:d5:ea:3c:9f:61:a8:59
AuthorityKeyId: 25:e2:18:0e:b2:57:91:94:2a:e5:d4:5d:86:90:83:de:53:b3:b8:92

Fingerprint (sha1): 04:61:28:82:b2:5f:36:22:60:57:e5:f5:40:a5:de:20:92:53:c4:a2
Fingerprint (sha256): 88:86:e1:f1:7a:77:b0:d8:20:c0:f4:b8:c9:5a:81:4c:4d:df:18:e3:63:22:c3:06:32:a5:df:38:8e:3d:85:0b

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

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1d4/xOJIOmhg0tE
CRL Distribution Point: http://crls.pki.goog/gts1d4/U6dHDL8ApRI.crl

Check the revocation status for certificate mem.engineering

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mem.engineering

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

mem.engineering

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Certificate

The complete raw certificate details for mem.engineering in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtApZuPTjGxZh7zBxRhCo
d1BKpWqSJJrPw1MpGXX70obvi/UymttjZkYJma5YuOgGjxuguZE4103pFgyK3GqD
o8Zcp6vTT5jrvazABjO1MmObkyzrT1LASx18nWNZfSm83ACmQV9pQc4TayH0QCpu
+zqcY3byTY1bwQGVCkowf/hahmFnP1vCEnlJeo6IHWq5xPVI93mG0EmXAloJCIeS
wp4TtxeT2N69VlXFlWcL5afzKN8Z6Y09bfMs2n30CEs4l11lCh2YcPf0tJljb8uZ
FWE3ecUvNUiPAB/N+MB42GV1+s95Juju26G8gULI9GhrVUfOaH96plOv8O6wm0Aj
VwIDAQAB
-----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 292905036909451727771280832030405634837
 . . . . . . . . [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 2023-06-18 12:52:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-16 13:35:31 +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 'mem.engineering'
 . . . . . . . . [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 22727998905050053212967459433019840675613412761845456810310830955577718871023451938407169286330179746821085505603582781254295270965947404324879313910571058067275565533801683873795825291033128501662644697339729321480377264448814257281031355112221229321267351181030549121551625787337211897019515385662439603574992917646882177915436394123057807075492263139894992393364299418094952144692958027047818638876816830663241368914049380603704298586430878772119326664330148358402662816383149768857241298427551061458237452671419704184796512593401063882577892314574402387732402197298187963203475007703389855799310156764678843278167
 . . . . . . . . . . . . . . . . . . . . [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)
							919304e0f7f6a7630e3b1213c1d5ea3c9f61a859
 . . . . . . . . . . . . . . . . [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 (108 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/s/gts1d4/xOJIOmhg0tE'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mem.engineering'
 . . . . . . . . . . . . . . . . [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/U6dHDL8ApRI.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)
							00f1007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000188cec73f390000040300483046022100d0b27d12058ef5083384c98e9f588950061df3469d4f73da7dfcf92f44797826022100c80d4bf75e9e4eef086a90b35e6113c6d0921b837f42d19363e3e12194245f82007600b3737707e18450f86386d605a9dc11094a792db1670c0b87dcf0030e7936a59a00000188cec73f4b00000403004730450220102641330d445cf917f03574d0cada957f341ba5de0f2a34ac4204ad70253966022100d2907dd973e4b8b4fc8b135a408c52a638c72916039ea713fb8b84f40b87e036
 . . . . [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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