citadel-engineering.com

Issued by GTS CA 1P5

About this certificate

This digital certificate with serial number 53:ca:af:6b:6c:84:c8:03:13:16:71:64:f2:8b:5a:49 was issued on by Google Trust Services LLC.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=citadel-engineering.com

Google Trust Services LLC

Organization: Google Trust Services LLC
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 53:ca:af:6b:6c:84:c8:03:13:16:71:64:f2:8b:5a:49
Serial Number (int): 111378325548250984499494075578045913673
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: fb:79:08:4b:1a:6a:aa:d2:f3:1b:42:14:0d:28:7f:63:c7:ee:e3:c7
AuthorityKeyId: d5:fc:9e:0d:df:1e:ca:dd:08:97:97:6e:2b:c5:5f:c5:2b:f5:ec:b8

Fingerprint (sha1): 6a:6b:fe:ad:dc:89:c3:57:75:ea:19:6e:e7:41:9b:64:93:4a:ca:70
Fingerprint (sha256): 2e:d2:9c:73:77:17:bc:d7:27:0e:d3:5b:fd:e8:03:10:d9:8c:94:ee:59:ae:0f:e0:bb:9e:32:4f:92:15:e3:f1

Issuing Certificate URL: http://pki.goog/repo/certs/gts1p5.der

Revocation information

OCSP Server: http://ocsp.pki.goog/s/gts1p5/wWAvnb1bxAs
CRL Distribution Point: http://crls.pki.goog/gts1p5/LJBGYqJSgQ8.crl

Check the revocation status for certificate citadel-engineering.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for citadel-engineering.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

citadel-engineering.com
*.citadel-engineering.com

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Certificate

The complete raw certificate details for citadel-engineering.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuwefwte02IAlDMIm7IPc
za+9ic5lrtx+1bY3sN1HkvOYaZOgWU8AbbOmPgJWwcjs7P7fHbpcLp6mxJiSDFu6
joA2oU+LH79fXDqwJ1Y74Qlb1qYnoQI+t1fohd8WwBG5xiIbs0iXfhKyY6G7r+BD
XySDON1SppIm+SljSvmnWX9ldsAlC5ku7qnQsHCImvyFXoI7zZEmQfExPhqwIZNn
9vmyFvlvZ9OSKr37z3Wv4HX5+DF1ByXKlbYHsoOJU159c2UlMVg8Y8Jt1m4IqHnr
eLwAztkCC0DdhBax5ECnvav3Xi5f3ydGz2/upBz6Sfkl1ZUjZYNC/DxQ+cggi6+/
fQIDAQAB
-----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 111378325548250984499494075578045913673
 . . . . . . . . [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 1P5'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-28 09:28:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-26 09:28:58 +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 'citadel-engineering.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 23610322596119048246474688963546876767412133169157971011913957041719870168631353562260343797012795575470047432956812731359158049650628599740566148337696444966961784560418256028723916254424924174393843489706162809154565844102683692828368091614383621986279373105616665044479234377956305024826896661504267477336567060812436227316244319660443849336176635683282692598252628113792738923178372067475537359941130083073972102528938386059567317536868307299138334759655056284066968684729091586804818023287721066992803558069491819536785345562716380013523703541898640518034122319417050501661450638908453360607197953893810735923069
 . . . . . . . . . . . . . . . . . . . . [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)
							fb79084b1a6aaad2f31b42140d287f63c7eee3c7
 . . . . . . . . . . . . . . . . [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 d5fc9e0ddf1ecadd0897976e2bc55fc52bf5ecb8
 . . . . . . . . . . . . . . . . [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/gts1p5/wWAvnb1bxAs'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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/gts1p5.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 (54 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'citadel-engineering.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.citadel-engineering.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/gts1p5/LJBGYqJSgQ8.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a3bb088cb00000403004630440220143e1f20b081a0c2984e45dc349fb670d9ce717b589fe8f303b2bd23e426a67c022003e4b5079643ea60ba9816820f3d0d69f8712918588fc5a089f6b1b629a464b3007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a3bb088ce000004030046304402206ee88b68a64d2b0f1d46c8c70397cfcd0e6eb53ddfa427727484aade1fd350590220737118b1e7f37828ed73c8c4ab57c21e19572a00ec2c262a975dfbf4d8731fe1
 . . . . [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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